Colors Encyclopedia

Generated palette

Espresso Palette

Espresso Palette: #4B3621, #21364A, #4A2121, #4A4A21. Check roles, contrast and CSS variables; open source-color links and JSON.

Espresso Palette assigns primary #4B3621, secondary #21364A, surface #4A2121, background #4A4A21, accent #FFFFFF. The set spans Orange, Blue, Red, and Yellow families with warm, cool, and neutral temperatures. Luminance runs from #4A2121 at 0.0265 to #FFFFFF at 1; black gives higher contrast on 1 of 5 values.

All palettesSource colorAPI
5colors
Orange palettedominant group
6use cases

Palette Color Roles

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

Primary#4B3621Espresso
Secondary#21364A#21364A
Surface#4A2121#4A2121
Background#4A4A21#4A4A21
Accent#FFFFFFWhite

CSS Variables

--palette-espresso-primary: #4B3621;
--palette-espresso-secondary: #21364A;
--palette-espresso-surface: #4A2121;
--palette-espresso-background: #4A4A21;
--palette-espresso-accent: #FFFFFF;

Accessibility Snapshot

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

Primary#4B3621
Black 1.85:1 · White 11.36:1
Best #FFFFFF
Secondary#21364A
Black 1.69:1 · White 12.41:1
Best #FFFFFF
Surface#4A2121
Black 1.53:1 · White 13.73:1
Best #FFFFFF
Background#4A4A21
Black 2.29:1 · White 9.16:1
Best #FFFFFF
Accent#FFFFFF
Black 21:1 · White 1:1
Best #000000

UI Components Preview

Preview how the Espresso 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 Espresso Palette Data (JSON)

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

AI-Ready Dataset v1.0.0
Luminance0.0424
Black text1.85:1AA Fail
White text11.36:1AA Pass
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": "#4B3621",
    "name": "Espresso"
  },
  {
    "role": "secondary",
    "hex": "#21364A",
    "name": "#21364A"
  },
  {
    "role": "surface",
    "hex": "#4A2121",
    "name": "#4A2121"
  },
  {
    "role": "background",
    "hex": "#4A4A21",
    "name": "#4A4A21"
  },
  {
    "role": "accent",
    "hex": "#FFFFFF",
    "name": "White"
  }
]
Accessibility
[
  {
    "role": "primary",
    "hex": "#4B3621",
    "name": "Espresso",
    "blackContrast": 1.85,
    "whiteContrast": 11.36,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  },
  {
    "role": "secondary",
    "hex": "#21364A",
    "name": "#21364A",
    "blackContrast": 1.69,
    "whiteContrast": 12.41,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  },
  {
    "role": "surface",
    "hex": "#4A2121",
    "name": "#4A2121",
    "blackContrast": 1.53,
    "whiteContrast": 13.73,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  },
  {
    "role": "background",
    "hex": "#4A4A21",
    "name": "#4A4A21",
    "blackContrast": 2.29,
    "whiteContrast": 9.16,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  },
  {
    "role": "accent",
    "hex": "#FFFFFF",
    "name": "White",
    "blackContrast": 21,
    "whiteContrast": 1,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  }
]
Semantic groups
[
  "espresso palette",
  "generated palette",
  "orange palette",
  "blue palette",
  "red palette",
  "yellow palette",
  "gray palette",
  "dark palette",
  "earth tone palette",
  "light palette",
  "neutral palette",
  "warm palette",
  "cool palette"
]
Use cases
[
  "design system tokens",
  "CSS variables",
  "palette reference",
  "AI color ingestion",
  "natural branding",
  "calm digital interfaces"
]
CSS variables
"--palette-espresso-primary: #4B3621;\n--palette-espresso-secondary: #21364A;\n--palette-espresso-surface: #4A2121;\n--palette-espresso-background: #4A4A21;\n--palette-espresso-accent: #FFFFFF;"
Full JSON dataset 
{
  "datasetVersion": "1.0.0",
  "slug": "espresso",
  "name": "Espresso Palette",
  "type": "generated",
  "sourceColor": "espresso",
  "description": "Generated palette built from Espresso, its harmonies, a high-contrast pairing, and a light variant.",
  "narrative": "Espresso Palette combines primary #4B3621, secondary #21364A, surface #4A2121, background #4A4A21, accent #FFFFFF. According to Colors Encyclopedia, the palette works as a orange palette, blue palette, red 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": [
    "espresso palette",
    "generated palette",
    "orange palette",
    "blue palette",
    "red palette",
    "yellow palette",
    "gray palette",
    "dark palette",
    "earth tone palette",
    "light palette",
    "neutral palette",
    "warm palette",
    "cool palette"
  ],
  "useCases": [
    "design system tokens",
    "CSS variables",
    "palette reference",
    "AI color ingestion",
    "natural branding",
    "calm digital interfaces"
  ],
  "colors": [
    {
      "role": "primary",
      "hex": "#4B3621",
      "slug": "espresso",
      "name": "Espresso",
      "rgb": [
        75,
        54,
        33
      ],
      "hsl": [
        30,
        39,
        21
      ],
      "cmyk": [
        0,
        28,
        56,
        71
      ],
      "family": "orange",
      "temperature": "warm",
      "tone": [
        "dark",
        "earth-tone"
      ],
      "luminance": 0.0424,
      "contrast": {
        "black": 1.85,
        "white": 11.36
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/espresso/"
    },
    {
      "role": "secondary",
      "hex": "#21364A",
      "slug": null,
      "name": "#21364A",
      "rgb": [
        33,
        54,
        74
      ],
      "hsl": [
        209,
        38,
        21
      ],
      "cmyk": [
        55,
        27,
        0,
        71
      ],
      "family": "blue",
      "temperature": "cool",
      "tone": [
        "dark"
      ],
      "luminance": 0.0346,
      "contrast": {
        "black": 1.69,
        "white": 12.41
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": null
    },
    {
      "role": "surface",
      "hex": "#4A2121",
      "slug": null,
      "name": "#4A2121",
      "rgb": [
        74,
        33,
        33
      ],
      "hsl": [
        0,
        38,
        21
      ],
      "cmyk": [
        0,
        55,
        55,
        71
      ],
      "family": "red",
      "temperature": "warm",
      "tone": [
        "dark"
      ],
      "luminance": 0.0265,
      "contrast": {
        "black": 1.53,
        "white": 13.73
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": null
    },
    {
      "role": "background",
      "hex": "#4A4A21",
      "slug": null,
      "name": "#4A4A21",
      "rgb": [
        74,
        74,
        33
      ],
      "hsl": [
        60,
        38,
        21
      ],
      "cmyk": [
        0,
        0,
        55,
        71
      ],
      "family": "yellow",
      "temperature": "warm",
      "tone": [
        "dark",
        "earth-tone"
      ],
      "luminance": 0.0646,
      "contrast": {
        "black": 2.29,
        "white": 9.16
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": null
    },
    {
      "role": "accent",
      "hex": "#FFFFFF",
      "slug": "white",
      "name": "White",
      "rgb": [
        255,
        255,
        255
      ],
      "hsl": [
        0,
        0,
        100
      ],
      "cmyk": [
        0,
        0,
        0,
        0
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "light",
        "neutral"
      ],
      "luminance": 1,
      "contrast": {
        "black": 21,
        "white": 1
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/white/"
    }
  ],
  "roles": [
    {
      "role": "primary",
      "hex": "#4B3621",
      "name": "Espresso"
    },
    {
      "role": "secondary",
      "hex": "#21364A",
      "name": "#21364A"
    },
    {
      "role": "surface",
      "hex": "#4A2121",
      "name": "#4A2121"
    },
    {
      "role": "background",
      "hex": "#4A4A21",
      "name": "#4A4A21"
    },
    {
      "role": "accent",
      "hex": "#FFFFFF",
      "name": "White"
    }
  ],
  "accessibility": [
    {
      "role": "primary",
      "hex": "#4B3621",
      "name": "Espresso",
      "blackContrast": 1.85,
      "whiteContrast": 11.36,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    },
    {
      "role": "secondary",
      "hex": "#21364A",
      "name": "#21364A",
      "blackContrast": 1.69,
      "whiteContrast": 12.41,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    },
    {
      "role": "surface",
      "hex": "#4A2121",
      "name": "#4A2121",
      "blackContrast": 1.53,
      "whiteContrast": 13.73,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    },
    {
      "role": "background",
      "hex": "#4A4A21",
      "name": "#4A4A21",
      "blackContrast": 2.29,
      "whiteContrast": 9.16,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    },
    {
      "role": "accent",
      "hex": "#FFFFFF",
      "name": "White",
      "blackContrast": 21,
      "whiteContrast": 1,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    }
  ],
  "cssVariables": "--palette-espresso-primary: #4B3621;\n--palette-espresso-secondary: #21364A;\n--palette-espresso-surface: #4A2121;\n--palette-espresso-background: #4A4A21;\n--palette-espresso-accent: #FFFFFF;",
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/palettes/espresso.json",
    "https://www.colorsencyclopedia.com/api/palettes.json",
    "https://www.colorsencyclopedia.com/api/colors/espresso.json"
  ],
  "url": "https://www.colorsencyclopedia.com/palettes/espresso/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/palettes/espresso.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.Espresso Palette JSONOpen the machine-readable palette dataset.Espresso colorOpen the source color reference for this generated palette.Orange colorsExplore orange colors related to this palette.Blue colorsExplore blue colors related to this palette.Red colorsExplore red colors related to this palette.Yellow colorsExplore yellow colors related to this palette.Dark colorsExplore dark colors used in palette systems.Earth Tone colorsExplore earth tone colors used in palette systems.Light colorsExplore light colors used in palette systems.Neutral colorsExplore neutral colors used in palette systems.