Generated palette

Carbon Black Palette

Carbon Black Palette: #0C0C0C, #0D0D0D, #FFFFFF, #3B3B3B. Check roles, contrast and CSS variables; open source-color links and JSON.

Carbon Black Palette assigns primary #0C0C0C, secondary #0D0D0D, surface #FFFFFF, background #3B3B3B. The set spans Gray families with neutral temperature. Luminance runs from #0C0C0C at 0.0037 to #FFFFFF at 1; black gives higher contrast on 1 of 4 values.

All palettes Source color API

4colors

Gray palettedominant group

4use cases

Palette Color Roles

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

Primary#0C0C0CCarbon Black

Secondary#0D0D0D#0D0D0D

Surface#FFFFFFWhite

Background#3B3B3B#3B3B3B

CSS Variables

--palette-carbon-black-primary: #0C0C0C;
--palette-carbon-black-secondary: #0D0D0D;
--palette-carbon-black-surface: #FFFFFF;
--palette-carbon-black-background: #3B3B3B;

Accessibility Snapshot

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

Primary#0C0C0C
Black 1.07:1 · White 19.55:1
Best #FFFFFF

Secondary#0D0D0D
Black 1.08:1 · White 19.44:1
Best #FFFFFF

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

Background#3B3B3B
Black 1.87:1 · White 11.21:1
Best #FFFFFF

UI Components Preview

Preview how the Carbon Black 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.

Luminance0.0037

Black text1.07:1AA Fail

White text19.55:1AA 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": "#0C0C0C",
    "name": "Carbon Black"
  },
  {
    "role": "secondary",
    "hex": "#0D0D0D",
    "name": "#0D0D0D"
  },
  {
    "role": "surface",
    "hex": "#FFFFFF",
    "name": "White"
  },
  {
    "role": "background",
    "hex": "#3B3B3B",
    "name": "#3B3B3B"
  }
]

Accessibility

[
  {
    "role": "primary",
    "hex": "#0C0C0C",
    "name": "Carbon Black",
    "blackContrast": 1.07,
    "whiteContrast": 19.55,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  },
  {
    "role": "secondary",
    "hex": "#0D0D0D",
    "name": "#0D0D0D",
    "blackContrast": 1.08,
    "whiteContrast": 19.44,
    "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": "#3B3B3B",
    "name": "#3B3B3B",
    "blackContrast": 1.87,
    "whiteContrast": 11.21,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  }
]

Semantic groups

[
  "carbon black palette",
  "generated palette",
  "gray palette",
  "dark palette",
  "light palette",
  "neutral palette"
]

Use cases

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

CSS variables

"--palette-carbon-black-primary: #0C0C0C;\n--palette-carbon-black-secondary: #0D0D0D;\n--palette-carbon-black-surface: #FFFFFF;\n--palette-carbon-black-background: #3B3B3B;"

Full JSON dataset

{
  "datasetVersion": "1.0.0",
  "slug": "carbon-black",
  "name": "Carbon Black Palette",
  "type": "generated",
  "sourceColor": "carbon-black",
  "description": "Generated palette built from Carbon Black, its harmonies, a high-contrast pairing, and a light variant.",
  "narrative": "Carbon Black Palette combines primary #0C0C0C, secondary #0D0D0D, surface #FFFFFF, background #3B3B3B. According to Colors Encyclopedia, the palette works as a gray palette, dark 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": [
    "carbon black palette",
    "generated palette",
    "gray palette",
    "dark palette",
    "light palette",
    "neutral palette"
  ],
  "useCases": [
    "design system tokens",
    "CSS variables",
    "palette reference",
    "AI color ingestion"
  ],
  "colors": [
    {
      "role": "primary",
      "hex": "#0C0C0C",
      "slug": "carbon-black",
      "name": "Carbon Black",
      "rgb": [
        12,
        12,
        12
      ],
      "hsl": [
        0,
        0,
        5
      ],
      "cmyk": [
        0,
        0,
        0,
        95
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "dark"
      ],
      "luminance": 0.0037,
      "contrast": {
        "black": 1.07,
        "white": 19.55
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/carbon-black/"
    },
    {
      "role": "secondary",
      "hex": "#0D0D0D",
      "slug": null,
      "name": "#0D0D0D",
      "rgb": [
        13,
        13,
        13
      ],
      "hsl": [
        0,
        0,
        5
      ],
      "cmyk": [
        0,
        0,
        0,
        95
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "dark"
      ],
      "luminance": 0.004,
      "contrast": {
        "black": 1.08,
        "white": 19.44
      },
      "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": "#3B3B3B",
      "slug": null,
      "name": "#3B3B3B",
      "rgb": [
        59,
        59,
        59
      ],
      "hsl": [
        0,
        0,
        23
      ],
      "cmyk": [
        0,
        0,
        0,
        77
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "dark"
      ],
      "luminance": 0.0437,
      "contrast": {
        "black": 1.87,
        "white": 11.21
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": null
    }
  ],
  "roles": [
    {
      "role": "primary",
      "hex": "#0C0C0C",
      "name": "Carbon Black"
    },
    {
      "role": "secondary",
      "hex": "#0D0D0D",
      "name": "#0D0D0D"
    },
    {
      "role": "surface",
      "hex": "#FFFFFF",
      "name": "White"
    },
    {
      "role": "background",
      "hex": "#3B3B3B",
      "name": "#3B3B3B"
    }
  ],
  "accessibility": [
    {
      "role": "primary",
      "hex": "#0C0C0C",
      "name": "Carbon Black",
      "blackContrast": 1.07,
      "whiteContrast": 19.55,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    },
    {
      "role": "secondary",
      "hex": "#0D0D0D",
      "name": "#0D0D0D",
      "blackContrast": 1.08,
      "whiteContrast": 19.44,
      "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": "#3B3B3B",
      "name": "#3B3B3B",
      "blackContrast": 1.87,
      "whiteContrast": 11.21,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    }
  ],
  "cssVariables": "--palette-carbon-black-primary: #0C0C0C;\n--palette-carbon-black-secondary: #0D0D0D;\n--palette-carbon-black-surface: #FFFFFF;\n--palette-carbon-black-background: #3B3B3B;",
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/palettes/carbon-black.json",
    "https://www.colorsencyclopedia.com/api/palettes.json",
    "https://www.colorsencyclopedia.com/api/colors/carbon-black.json"
  ],
  "url": "https://www.colorsencyclopedia.com/palettes/carbon-black/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/palettes/carbon-black.json"
}

Carbon Black Palette

Palette Color Roles

CSS Variables

Accessibility Snapshot

UI Components Preview

Machine-Readable Carbon Black Palette Data (JSON)

Related Palette Guides