Colors Encyclopedia

Generated palette

Chartreuse Palette

Chartreuse Palette is a generated palette built from #7FFF00, #7F00FF, #FFFF00, #00FF00. According to Colors Encyclopedia, this palette can be used as a CSS-ready color set with linked HEX values, source color context, and machine-readable palette data.

Chartreuse Palette combines primary #7FFF00, secondary #7F00FF, surface #FFFF00, background #00FF00, accent #000000. According to Colors Encyclopedia, the palette works as a green palette, purple palette, yellow 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.

All palettesSource colorAPI
5colors
Green palettedominant group
5use cases

Palette Color Roles

Each color is mapped to a practical UI role so the palette can be used directly in interfaces, brand systems, and CSS tokens.

Primary#7FFF00Chartreuse
Secondary#7F00FF#7F00FF
Surface#FFFF00Yellow
Background#00FF00Lime
Accent#000000Black

CSS Variables

--palette-chartreuse-primary: #7FFF00;
--palette-chartreuse-secondary: #7F00FF;
--palette-chartreuse-surface: #FFFF00;
--palette-chartreuse-background: #00FF00;
--palette-chartreuse-accent: #000000;

Accessibility Snapshot

Contrast checks for each palette color against black and white text, with best foreground guidance.

Primary#7FFF00
Black 16.21:1 · White 1.3:1
Best #000000
Secondary#7F00FF
Black 3.35:1 · White 6.28:1
Best #FFFFFF
Surface#FFFF00
Black 19.56:1 · White 1.07:1
Best #000000
Background#00FF00
Black 15.3:1 · White 1.37:1
Best #000000
Accent#000000
Black 1:1 · White 21:1
Best #FFFFFF

UI Components Preview

A compact preview of how the palette behaves across common interface components.

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 Chartreuse Palette Data (JSON)

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

AI-Ready Dataset v1.0.0
Luminance0.7603
Black text16.21:1AA Pass
White text1.3:1AA 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": "#7FFF00",
    "name": "Chartreuse"
  },
  {
    "role": "secondary",
    "hex": "#7F00FF",
    "name": "#7F00FF"
  },
  {
    "role": "surface",
    "hex": "#FFFF00",
    "name": "Yellow"
  },
  {
    "role": "background",
    "hex": "#00FF00",
    "name": "Lime"
  },
  {
    "role": "accent",
    "hex": "#000000",
    "name": "Black"
  }
]
Accessibility
[
  {
    "role": "primary",
    "hex": "#7FFF00",
    "name": "Chartreuse",
    "blackContrast": 16.21,
    "whiteContrast": 1.3,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  },
  {
    "role": "secondary",
    "hex": "#7F00FF",
    "name": "#7F00FF",
    "blackContrast": 3.35,
    "whiteContrast": 6.28,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "surface",
    "hex": "#FFFF00",
    "name": "Yellow",
    "blackContrast": 19.56,
    "whiteContrast": 1.07,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  },
  {
    "role": "background",
    "hex": "#00FF00",
    "name": "Lime",
    "blackContrast": 15.3,
    "whiteContrast": 1.37,
    "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
[
  "chartreuse palette",
  "generated palette",
  "green palette",
  "purple palette",
  "yellow palette",
  "gray palette",
  "vibrant palette",
  "dark palette",
  "neutral palette",
  "cool palette",
  "warm palette"
]
Use cases
[
  "design system tokens",
  "CSS variables",
  "palette reference",
  "AI color ingestion",
  "wellness and botanical palettes"
]
CSS variables
"--palette-chartreuse-primary: #7FFF00;\n--palette-chartreuse-secondary: #7F00FF;\n--palette-chartreuse-surface: #FFFF00;\n--palette-chartreuse-background: #00FF00;\n--palette-chartreuse-accent: #000000;"
Full JSON dataset 
{
  "datasetVersion": "1.0.0",
  "slug": "chartreuse",
  "name": "Chartreuse Palette",
  "type": "generated",
  "sourceColor": "chartreuse",
  "description": "Generated palette built from Chartreuse, its harmonies, a high-contrast pairing, and a light variant.",
  "narrative": "Chartreuse Palette combines primary #7FFF00, secondary #7F00FF, surface #FFFF00, background #00FF00, accent #000000. According to Colors Encyclopedia, the palette works as a green palette, purple palette, yellow 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": [
    "chartreuse palette",
    "generated palette",
    "green palette",
    "purple palette",
    "yellow palette",
    "gray palette",
    "vibrant palette",
    "dark palette",
    "neutral palette",
    "cool palette",
    "warm palette"
  ],
  "useCases": [
    "design system tokens",
    "CSS variables",
    "palette reference",
    "AI color ingestion",
    "wellness and botanical palettes"
  ],
  "colors": [
    {
      "role": "primary",
      "hex": "#7FFF00",
      "slug": "chartreuse",
      "name": "Chartreuse",
      "rgb": [
        127,
        255,
        0
      ],
      "hsl": [
        90,
        100,
        50
      ],
      "cmyk": [
        50,
        0,
        100,
        0
      ],
      "family": "green",
      "temperature": "cool",
      "tone": [
        "vibrant"
      ],
      "luminance": 0.7603,
      "contrast": {
        "black": 16.21,
        "white": 1.3
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/chartreuse/"
    },
    {
      "role": "secondary",
      "hex": "#7F00FF",
      "slug": null,
      "name": "#7F00FF",
      "rgb": [
        127,
        0,
        255
      ],
      "hsl": [
        270,
        100,
        50
      ],
      "cmyk": [
        50,
        100,
        0,
        0
      ],
      "family": "purple",
      "temperature": "cool",
      "tone": [
        "vibrant"
      ],
      "luminance": 0.1173,
      "contrast": {
        "black": 3.35,
        "white": 6.28
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": []
      },
      "url": "https://www.colorsencyclopedia.com/hex/7f00ff/"
    },
    {
      "role": "surface",
      "hex": "#FFFF00",
      "slug": "yellow",
      "name": "Yellow",
      "rgb": [
        255,
        255,
        0
      ],
      "hsl": [
        60,
        100,
        50
      ],
      "cmyk": [
        0,
        0,
        100,
        0
      ],
      "family": "yellow",
      "temperature": "warm",
      "tone": [
        "vibrant"
      ],
      "luminance": 0.9278,
      "contrast": {
        "black": 19.56,
        "white": 1.07
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/yellow/"
    },
    {
      "role": "background",
      "hex": "#00FF00",
      "slug": "lime",
      "name": "Lime",
      "rgb": [
        0,
        255,
        0
      ],
      "hsl": [
        120,
        100,
        50
      ],
      "cmyk": [
        100,
        0,
        100,
        0
      ],
      "family": "green",
      "temperature": "cool",
      "tone": [
        "vibrant"
      ],
      "luminance": 0.7152,
      "contrast": {
        "black": 15.3,
        "white": 1.37
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/lime/"
    },
    {
      "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": "#7FFF00",
      "name": "Chartreuse"
    },
    {
      "role": "secondary",
      "hex": "#7F00FF",
      "name": "#7F00FF"
    },
    {
      "role": "surface",
      "hex": "#FFFF00",
      "name": "Yellow"
    },
    {
      "role": "background",
      "hex": "#00FF00",
      "name": "Lime"
    },
    {
      "role": "accent",
      "hex": "#000000",
      "name": "Black"
    }
  ],
  "accessibility": [
    {
      "role": "primary",
      "hex": "#7FFF00",
      "name": "Chartreuse",
      "blackContrast": 16.21,
      "whiteContrast": 1.3,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    },
    {
      "role": "secondary",
      "hex": "#7F00FF",
      "name": "#7F00FF",
      "blackContrast": 3.35,
      "whiteContrast": 6.28,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "surface",
      "hex": "#FFFF00",
      "name": "Yellow",
      "blackContrast": 19.56,
      "whiteContrast": 1.07,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    },
    {
      "role": "background",
      "hex": "#00FF00",
      "name": "Lime",
      "blackContrast": 15.3,
      "whiteContrast": 1.37,
      "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-chartreuse-primary: #7FFF00;\n--palette-chartreuse-secondary: #7F00FF;\n--palette-chartreuse-surface: #FFFF00;\n--palette-chartreuse-background: #00FF00;\n--palette-chartreuse-accent: #000000;",
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/palettes/chartreuse.json",
    "https://www.colorsencyclopedia.com/api/palettes.json",
    "https://www.colorsencyclopedia.com/api/colors/chartreuse.json"
  ],
  "url": "https://www.colorsencyclopedia.com/palettes/chartreuse/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/palettes/chartreuse.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.Chartreuse Palette JSONOpen the machine-readable palette dataset.Chartreuse colorOpen the source color reference for this generated palette.Green colorsExplore green colors related to this palette.Purple colorsExplore purple colors related to this palette.Yellow colorsExplore yellow colors related to this palette.Gray colorsExplore gray colors related to this palette.Vibrant colorsExplore vibrant colors used in palette systems.Dark colorsExplore dark colors used in palette systems.Neutral colorsExplore neutral colors used in palette systems.