Colors Encyclopedia

Generated palette

Cool White Palette

Cool White Palette: #F4F8FF, #FFFBF5, #F5FEFF, #F6F5FF. Check roles, contrast and CSS variables; open source-color links and JSON.

Cool White Palette assigns primary #F4F8FF, secondary #FFFBF5, surface #F5FEFF, background #F6F5FF, accent #000000. The set spans Blue, Orange, Cyan, and Gray families with cool, warm, and neutral temperatures. Luminance runs from #000000 at 0 to #F5FEFF at 0.9752; black gives higher contrast on 4 of 5 values.

All palettesSource colorAPI
5colors
Blue palettedominant group
6use cases

Palette Color Roles

Cool White Palette maps 5 colors to practical UI roles for interfaces, brand systems, and CSS tokens.

Primary#F4F8FFCool White
Secondary#FFFBF5#FFFBF5
Surface#F5FEFF#F5FEFF
Background#F6F5FF#F6F5FF
Accent#000000Black

CSS Variables

--palette-cool-white-primary: #F4F8FF;
--palette-cool-white-secondary: #FFFBF5;
--palette-cool-white-surface: #F5FEFF;
--palette-cool-white-background: #F6F5FF;
--palette-cool-white-accent: #000000;

Accessibility Snapshot

Compare all 5 Cool White Palette values against black and white text, with the stronger standard foreground identified for each role.

Primary#F4F8FF
Black 19.72:1 · White 1.07:1
Best #000000
Secondary#FFFBF5
Black 20.37:1 · White 1.03:1
Best #000000
Surface#F5FEFF
Black 20.5:1 · White 1.02:1
Best #000000
Background#F6F5FF
Black 19.42:1 · White 1.08:1
Best #000000
Accent#000000
Black 1:1 · White 21:1
Best #FFFFFF

UI Components Preview

Preview how the Cool White Palette roles behave together across common interface components before copying the CSS variables.

ButtonPrimary action with checked foreground contrast.
CardSurface treatment using palette roles.
AlertBackground, text, and accent roles together.
NavbarSecondary role with accent state.

Machine-readable data

Machine-Readable Cool White Palette Data (JSON)

Structured palette data for Cool White Palette, including color roles, accessibility, semantic groups, use cases, CSS variables, and API links.

AI-Ready Dataset v1.0.0
Luminance0.9359
Black text19.72:1AA Pass
White text1.07:1AA Fail
colorsPalette colors with roles and color systems
rolesPrimary, secondary, surface, background, and accent mapping
accessibilityContrast and WCAG text options by palette color
semanticGroupsAI-readable palette labels
useCasesDesign and implementation contexts
cssVariablesCopy-ready CSS custom properties
Download JSON Open API
Structured sections
Roles
[
  {
    "role": "primary",
    "hex": "#F4F8FF",
    "name": "Cool White"
  },
  {
    "role": "secondary",
    "hex": "#FFFBF5",
    "name": "#FFFBF5"
  },
  {
    "role": "surface",
    "hex": "#F5FEFF",
    "name": "#F5FEFF"
  },
  {
    "role": "background",
    "hex": "#F6F5FF",
    "name": "#F6F5FF"
  },
  {
    "role": "accent",
    "hex": "#000000",
    "name": "Black"
  }
]
Accessibility
[
  {
    "role": "primary",
    "hex": "#F4F8FF",
    "name": "Cool White",
    "blackContrast": 19.72,
    "whiteContrast": 1.07,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  },
  {
    "role": "secondary",
    "hex": "#FFFBF5",
    "name": "#FFFBF5",
    "blackContrast": 20.37,
    "whiteContrast": 1.03,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  },
  {
    "role": "surface",
    "hex": "#F5FEFF",
    "name": "#F5FEFF",
    "blackContrast": 20.5,
    "whiteContrast": 1.02,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  },
  {
    "role": "background",
    "hex": "#F6F5FF",
    "name": "#F6F5FF",
    "blackContrast": 19.42,
    "whiteContrast": 1.08,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  },
  {
    "role": "accent",
    "hex": "#000000",
    "name": "Black",
    "blackContrast": 1,
    "whiteContrast": 21,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  }
]
Semantic groups
[
  "cool white palette",
  "generated palette",
  "blue palette",
  "orange palette",
  "cyan palette",
  "gray palette",
  "light palette",
  "pastel palette",
  "dark palette",
  "neutral palette",
  "cool palette",
  "warm palette"
]
Use cases
[
  "design system tokens",
  "CSS variables",
  "palette reference",
  "AI color ingestion",
  "soft backgrounds",
  "calm digital interfaces"
]
CSS variables
"--palette-cool-white-primary: #F4F8FF;\n--palette-cool-white-secondary: #FFFBF5;\n--palette-cool-white-surface: #F5FEFF;\n--palette-cool-white-background: #F6F5FF;\n--palette-cool-white-accent: #000000;"
Full JSON dataset 
{
  "datasetVersion": "1.0.0",
  "slug": "cool-white",
  "name": "Cool White Palette",
  "type": "generated",
  "sourceColor": "cool-white",
  "description": "Generated palette built from Cool White, its harmonies, a high-contrast pairing, and a light variant.",
  "narrative": "Cool White Palette combines primary #F4F8FF, secondary #FFFBF5, surface #F5FEFF, background #F6F5FF, accent #000000. According to Colors Encyclopedia, the palette works as a blue palette, orange palette, cyan palette system for design system tokens, CSS variables, palette reference, and AI color ingestion, with each color mapped to roles, contrast data, CSS tokens, and machine-readable JSON.",
  "semanticGroups": [
    "cool white palette",
    "generated palette",
    "blue palette",
    "orange palette",
    "cyan palette",
    "gray palette",
    "light palette",
    "pastel palette",
    "dark palette",
    "neutral palette",
    "cool palette",
    "warm palette"
  ],
  "useCases": [
    "design system tokens",
    "CSS variables",
    "palette reference",
    "AI color ingestion",
    "soft backgrounds",
    "calm digital interfaces"
  ],
  "colors": [
    {
      "role": "primary",
      "hex": "#F4F8FF",
      "slug": "cool-white",
      "name": "Cool White",
      "rgb": [
        244,
        248,
        255
      ],
      "hsl": [
        218,
        100,
        98
      ],
      "cmyk": [
        4,
        3,
        0,
        0
      ],
      "family": "blue",
      "temperature": "cool",
      "tone": [
        "light",
        "pastel"
      ],
      "luminance": 0.9359,
      "contrast": {
        "black": 19.72,
        "white": 1.07
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/cool-white/"
    },
    {
      "role": "secondary",
      "hex": "#FFFBF5",
      "slug": null,
      "name": "#FFFBF5",
      "rgb": [
        255,
        251,
        245
      ],
      "hsl": [
        36,
        100,
        98
      ],
      "cmyk": [
        0,
        2,
        4,
        0
      ],
      "family": "orange",
      "temperature": "warm",
      "tone": [
        "light",
        "pastel"
      ],
      "luminance": 0.9685,
      "contrast": {
        "black": 20.37,
        "white": 1.03
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ]
      },
      "url": null
    },
    {
      "role": "surface",
      "hex": "#F5FEFF",
      "slug": null,
      "name": "#F5FEFF",
      "rgb": [
        245,
        254,
        255
      ],
      "hsl": [
        186,
        100,
        98
      ],
      "cmyk": [
        4,
        0,
        0,
        0
      ],
      "family": "cyan",
      "temperature": "cool",
      "tone": [
        "light",
        "pastel"
      ],
      "luminance": 0.9752,
      "contrast": {
        "black": 20.5,
        "white": 1.02
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ]
      },
      "url": null
    },
    {
      "role": "background",
      "hex": "#F6F5FF",
      "slug": null,
      "name": "#F6F5FF",
      "rgb": [
        246,
        245,
        255
      ],
      "hsl": [
        246,
        100,
        98
      ],
      "cmyk": [
        4,
        4,
        0,
        0
      ],
      "family": "blue",
      "temperature": "cool",
      "tone": [
        "light",
        "pastel"
      ],
      "luminance": 0.9212,
      "contrast": {
        "black": 19.42,
        "white": 1.08
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ]
      },
      "url": null
    },
    {
      "role": "accent",
      "hex": "#000000",
      "slug": "black",
      "name": "Black",
      "rgb": [
        0,
        0,
        0
      ],
      "hsl": [
        0,
        0,
        0
      ],
      "cmyk": [
        0,
        0,
        0,
        100
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "dark",
        "neutral"
      ],
      "luminance": 0,
      "contrast": {
        "black": 1,
        "white": 21
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/black/"
    }
  ],
  "roles": [
    {
      "role": "primary",
      "hex": "#F4F8FF",
      "name": "Cool White"
    },
    {
      "role": "secondary",
      "hex": "#FFFBF5",
      "name": "#FFFBF5"
    },
    {
      "role": "surface",
      "hex": "#F5FEFF",
      "name": "#F5FEFF"
    },
    {
      "role": "background",
      "hex": "#F6F5FF",
      "name": "#F6F5FF"
    },
    {
      "role": "accent",
      "hex": "#000000",
      "name": "Black"
    }
  ],
  "accessibility": [
    {
      "role": "primary",
      "hex": "#F4F8FF",
      "name": "Cool White",
      "blackContrast": 19.72,
      "whiteContrast": 1.07,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    },
    {
      "role": "secondary",
      "hex": "#FFFBF5",
      "name": "#FFFBF5",
      "blackContrast": 20.37,
      "whiteContrast": 1.03,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    },
    {
      "role": "surface",
      "hex": "#F5FEFF",
      "name": "#F5FEFF",
      "blackContrast": 20.5,
      "whiteContrast": 1.02,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    },
    {
      "role": "background",
      "hex": "#F6F5FF",
      "name": "#F6F5FF",
      "blackContrast": 19.42,
      "whiteContrast": 1.08,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    },
    {
      "role": "accent",
      "hex": "#000000",
      "name": "Black",
      "blackContrast": 1,
      "whiteContrast": 21,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    }
  ],
  "cssVariables": "--palette-cool-white-primary: #F4F8FF;\n--palette-cool-white-secondary: #FFFBF5;\n--palette-cool-white-surface: #F5FEFF;\n--palette-cool-white-background: #F6F5FF;\n--palette-cool-white-accent: #000000;",
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/palettes/cool-white.json",
    "https://www.colorsencyclopedia.com/api/palettes.json",
    "https://www.colorsencyclopedia.com/api/colors/cool-white.json"
  ],
  "url": "https://www.colorsencyclopedia.com/palettes/cool-white/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/palettes/cool-white.json"
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Related Palette Guides

All color palettesBrowse curated and generated palette references.Cool White Palette JSONOpen the machine-readable palette dataset.Cool White colorOpen the source color reference for this generated palette.Blue colorsExplore blue colors related to this palette.Orange colorsExplore orange colors related to this palette.Cyan colorsExplore cyan colors related to this palette.Gray colorsExplore gray colors related to this palette.Light colorsExplore light colors used in palette systems.Pastel colorsExplore pastel colors used in palette systems.Dark colorsExplore dark colors used in palette systems.Neutral colorsExplore neutral colors used in palette systems.