Generated palette

Asphalt Gray Palette

Asphalt Gray Palette: #4B4B4B, #4A4A4A, #FFFFFF, #787878. Check roles, contrast and CSS variables; open source-color links and JSON.

Asphalt Gray Palette assigns primary #4B4B4B, secondary #4A4A4A, surface #FFFFFF, background #787878. The set spans Gray families with neutral temperature. Luminance runs from #4A4A4A at 0.0685 to #FFFFFF at 1; black gives higher contrast on 2 of 4 values.

All palettes Source color API

4colors

Gray palettedominant group

5use cases

Palette Color Roles

Asphalt Gray Palette maps 4 colors to practical UI roles for interfaces, brand systems, and CSS tokens.

Primary#4B4B4BAsphalt Gray

Secondary#4A4A4A#4A4A4A

Surface#FFFFFFWhite

Background#787878#787878

CSS Variables

--palette-asphalt-gray-primary: #4B4B4B;
--palette-asphalt-gray-secondary: #4A4A4A;
--palette-asphalt-gray-surface: #FFFFFF;
--palette-asphalt-gray-background: #787878;

Accessibility Snapshot

Compare all 4 Asphalt Gray Palette values against black and white text, with the stronger standard foreground identified for each role.

Primary#4B4B4B
Black 2.41:1 · White 8.72:1
Best #FFFFFF

Secondary#4A4A4A
Black 2.37:1 · White 8.86:1
Best #FFFFFF

Surface#FFFFFF
Black 21:1 · White 1:1
Best #000000

Background#787878
Black 4.76:1 · White 4.42:1
Best #000000

UI Components Preview

Preview how the Asphalt Gray 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.

Luminance0.0704

Black text2.41:1AA Fail

White text8.72:1AA 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

Structured sections

Roles

[
  {
    "role": "primary",
    "hex": "#4B4B4B",
    "name": "Asphalt Gray"
  },
  {
    "role": "secondary",
    "hex": "#4A4A4A",
    "name": "#4A4A4A"
  },
  {
    "role": "surface",
    "hex": "#FFFFFF",
    "name": "White"
  },
  {
    "role": "background",
    "hex": "#787878",
    "name": "#787878"
  }
]

Accessibility

[
  {
    "role": "primary",
    "hex": "#4B4B4B",
    "name": "Asphalt Gray",
    "blackContrast": 2.41,
    "whiteContrast": 8.72,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  },
  {
    "role": "secondary",
    "hex": "#4A4A4A",
    "name": "#4A4A4A",
    "blackContrast": 2.37,
    "whiteContrast": 8.86,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  },
  {
    "role": "surface",
    "hex": "#FFFFFF",
    "name": "White",
    "blackContrast": 21,
    "whiteContrast": 1,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  },
  {
    "role": "background",
    "hex": "#787878",
    "name": "#787878",
    "blackContrast": 4.76,
    "whiteContrast": 4.42,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000"
    ],
    "aaaTextOptions": []
  }
]

Semantic groups

[
  "asphalt gray palette",
  "generated palette",
  "gray palette",
  "muted palette",
  "light palette",
  "neutral palette"
]

Use cases

[
  "design system tokens",
  "CSS variables",
  "palette reference",
  "AI color ingestion",
  "quiet UI themes"
]

CSS variables

"--palette-asphalt-gray-primary: #4B4B4B;\n--palette-asphalt-gray-secondary: #4A4A4A;\n--palette-asphalt-gray-surface: #FFFFFF;\n--palette-asphalt-gray-background: #787878;"

Full JSON dataset

{
  "datasetVersion": "1.0.0",
  "slug": "asphalt-gray",
  "name": "Asphalt Gray Palette",
  "type": "generated",
  "sourceColor": "asphalt-gray",
  "description": "Generated palette built from Asphalt Gray, its harmonies, a high-contrast pairing, and a light variant.",
  "narrative": "Asphalt Gray Palette combines primary #4B4B4B, secondary #4A4A4A, surface #FFFFFF, background #787878. According to Colors Encyclopedia, the palette works as a gray palette, muted palette, light 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": [
    "asphalt gray palette",
    "generated palette",
    "gray palette",
    "muted palette",
    "light palette",
    "neutral palette"
  ],
  "useCases": [
    "design system tokens",
    "CSS variables",
    "palette reference",
    "AI color ingestion",
    "quiet UI themes"
  ],
  "colors": [
    {
      "role": "primary",
      "hex": "#4B4B4B",
      "slug": "asphalt-gray",
      "name": "Asphalt Gray",
      "rgb": [
        75,
        75,
        75
      ],
      "hsl": [
        0,
        0,
        29
      ],
      "cmyk": [
        0,
        0,
        0,
        71
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "luminance": 0.0704,
      "contrast": {
        "black": 2.41,
        "white": 8.72
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/asphalt-gray/"
    },
    {
      "role": "secondary",
      "hex": "#4A4A4A",
      "slug": null,
      "name": "#4A4A4A",
      "rgb": [
        74,
        74,
        74
      ],
      "hsl": [
        0,
        0,
        29
      ],
      "cmyk": [
        0,
        0,
        0,
        71
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "luminance": 0.0685,
      "contrast": {
        "black": 2.37,
        "white": 8.86
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": null
    },
    {
      "role": "surface",
      "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/"
    },
    {
      "role": "background",
      "hex": "#787878",
      "slug": null,
      "name": "#787878",
      "rgb": [
        120,
        120,
        120
      ],
      "hsl": [
        0,
        0,
        47
      ],
      "cmyk": [
        0,
        0,
        0,
        53
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "luminance": 0.1878,
      "contrast": {
        "black": 4.76,
        "white": 4.42
      },
      "wcag": {
        "AA": [
          "#000000"
        ],
        "AAA": []
      },
      "url": null
    }
  ],
  "roles": [
    {
      "role": "primary",
      "hex": "#4B4B4B",
      "name": "Asphalt Gray"
    },
    {
      "role": "secondary",
      "hex": "#4A4A4A",
      "name": "#4A4A4A"
    },
    {
      "role": "surface",
      "hex": "#FFFFFF",
      "name": "White"
    },
    {
      "role": "background",
      "hex": "#787878",
      "name": "#787878"
    }
  ],
  "accessibility": [
    {
      "role": "primary",
      "hex": "#4B4B4B",
      "name": "Asphalt Gray",
      "blackContrast": 2.41,
      "whiteContrast": 8.72,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    },
    {
      "role": "secondary",
      "hex": "#4A4A4A",
      "name": "#4A4A4A",
      "blackContrast": 2.37,
      "whiteContrast": 8.86,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    },
    {
      "role": "surface",
      "hex": "#FFFFFF",
      "name": "White",
      "blackContrast": 21,
      "whiteContrast": 1,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    },
    {
      "role": "background",
      "hex": "#787878",
      "name": "#787878",
      "blackContrast": 4.76,
      "whiteContrast": 4.42,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000"
      ],
      "aaaTextOptions": []
    }
  ],
  "cssVariables": "--palette-asphalt-gray-primary: #4B4B4B;\n--palette-asphalt-gray-secondary: #4A4A4A;\n--palette-asphalt-gray-surface: #FFFFFF;\n--palette-asphalt-gray-background: #787878;",
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/palettes/asphalt-gray.json",
    "https://www.colorsencyclopedia.com/api/palettes.json",
    "https://www.colorsencyclopedia.com/api/colors/asphalt-gray.json"
  ],
  "url": "https://www.colorsencyclopedia.com/palettes/asphalt-gray/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/palettes/asphalt-gray.json"
}

Asphalt Gray Palette

Palette Color Roles

CSS Variables

Accessibility Snapshot

UI Components Preview

Machine-Readable Asphalt Gray Palette Data (JSON)

Related Palette Guides