Colors Encyclopedia

Generated palette

Rust Palette

Rust Palette: #B7410E, #0E86B9, #B90E30, #B9970E. Check roles, contrast and CSS variables; open source-color links and JSON.

Rust Palette assigns primary #B7410E, secondary #0E86B9, surface #B90E30, background #B9970E, accent #FFFFFF. The set spans Orange, Blue, Red, and Yellow families with warm, cool, and neutral temperatures. Luminance runs from #B90E30 at 0.1084 to #FFFFFF at 1; black gives higher contrast on 3 of 5 values.

All palettesSource colorAPI
5colors
Orange palettedominant group
5use cases

Palette Color Roles

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

Primary#B7410ERust
Secondary#0E86B9#0E86B9
Surface#B90E30#B90E30
Background#B9970E#B9970E
Accent#FFFFFFWhite

CSS Variables

--palette-rust-primary: #B7410E;
--palette-rust-secondary: #0E86B9;
--palette-rust-surface: #B90E30;
--palette-rust-background: #B9970E;
--palette-rust-accent: #FFFFFF;

Accessibility Snapshot

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

Primary#B7410E
Black 3.78:1 · White 5.56:1
Best #FFFFFF
Secondary#0E86B9
Black 5.13:1 · White 4.09:1
Best #000000
Surface#B90E30
Black 3.17:1 · White 6.63:1
Best #FFFFFF
Background#B9970E
Black 7.5:1 · White 2.8:1
Best #000000
Accent#FFFFFF
Black 21:1 · White 1:1
Best #000000

UI Components Preview

Preview how the Rust 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 Rust Palette Data (JSON)

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

AI-Ready Dataset v1.0.0
Luminance0.1388
Black text3.78:1AA Fail
White text5.56:1AA 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": "#B7410E",
    "name": "Rust"
  },
  {
    "role": "secondary",
    "hex": "#0E86B9",
    "name": "#0E86B9"
  },
  {
    "role": "surface",
    "hex": "#B90E30",
    "name": "#B90E30"
  },
  {
    "role": "background",
    "hex": "#B9970E",
    "name": "#B9970E"
  },
  {
    "role": "accent",
    "hex": "#FFFFFF",
    "name": "White"
  }
]
Accessibility
[
  {
    "role": "primary",
    "hex": "#B7410E",
    "name": "Rust",
    "blackContrast": 3.78,
    "whiteContrast": 5.56,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "secondary",
    "hex": "#0E86B9",
    "name": "#0E86B9",
    "blackContrast": 5.13,
    "whiteContrast": 4.09,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "surface",
    "hex": "#B90E30",
    "name": "#B90E30",
    "blackContrast": 3.17,
    "whiteContrast": 6.63,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "background",
    "hex": "#B9970E",
    "name": "#B9970E",
    "blackContrast": 7.5,
    "whiteContrast": 2.8,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A"
    ],
    "aaaTextOptions": [
      "#000000"
    ]
  },
  {
    "role": "accent",
    "hex": "#FFFFFF",
    "name": "White",
    "blackContrast": 21,
    "whiteContrast": 1,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  }
]
Semantic groups
[
  "rust palette",
  "generated palette",
  "orange palette",
  "blue palette",
  "red palette",
  "yellow palette",
  "gray palette",
  "vibrant palette",
  "jewel tone palette",
  "light palette",
  "neutral palette",
  "warm palette",
  "cool palette"
]
Use cases
[
  "design system tokens",
  "CSS variables",
  "palette reference",
  "AI color ingestion",
  "calm digital interfaces"
]
CSS variables
"--palette-rust-primary: #B7410E;\n--palette-rust-secondary: #0E86B9;\n--palette-rust-surface: #B90E30;\n--palette-rust-background: #B9970E;\n--palette-rust-accent: #FFFFFF;"
Full JSON dataset 
{
  "datasetVersion": "1.0.0",
  "slug": "rust",
  "name": "Rust Palette",
  "type": "generated",
  "sourceColor": "rust",
  "description": "Generated palette built from Rust, its harmonies, a high-contrast pairing, and a light variant.",
  "narrative": "Rust Palette combines primary #B7410E, secondary #0E86B9, surface #B90E30, background #B9970E, 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": [
    "rust palette",
    "generated palette",
    "orange palette",
    "blue palette",
    "red palette",
    "yellow palette",
    "gray palette",
    "vibrant palette",
    "jewel tone palette",
    "light palette",
    "neutral palette",
    "warm palette",
    "cool palette"
  ],
  "useCases": [
    "design system tokens",
    "CSS variables",
    "palette reference",
    "AI color ingestion",
    "calm digital interfaces"
  ],
  "colors": [
    {
      "role": "primary",
      "hex": "#B7410E",
      "slug": "rust",
      "name": "Rust",
      "rgb": [
        183,
        65,
        14
      ],
      "hsl": [
        18,
        86,
        39
      ],
      "cmyk": [
        0,
        64,
        92,
        28
      ],
      "family": "orange",
      "temperature": "warm",
      "tone": [
        "vibrant"
      ],
      "luminance": 0.1388,
      "contrast": {
        "black": 3.78,
        "white": 5.56
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": []
      },
      "url": "https://www.colorsencyclopedia.com/colors/rust/"
    },
    {
      "role": "secondary",
      "hex": "#0E86B9",
      "slug": null,
      "name": "#0E86B9",
      "rgb": [
        14,
        134,
        185
      ],
      "hsl": [
        198,
        86,
        39
      ],
      "cmyk": [
        92,
        28,
        0,
        27
      ],
      "family": "blue",
      "temperature": "cool",
      "tone": [
        "vibrant",
        "jewel-tone"
      ],
      "luminance": 0.2065,
      "contrast": {
        "black": 5.13,
        "white": 4.09
      },
      "wcag": {
        "AA": [
          "#000000"
        ],
        "AAA": []
      },
      "url": null
    },
    {
      "role": "surface",
      "hex": "#B90E30",
      "slug": null,
      "name": "#B90E30",
      "rgb": [
        185,
        14,
        48
      ],
      "hsl": [
        348,
        86,
        39
      ],
      "cmyk": [
        0,
        92,
        74,
        27
      ],
      "family": "red",
      "temperature": "warm",
      "tone": [
        "vibrant"
      ],
      "luminance": 0.1084,
      "contrast": {
        "black": 3.17,
        "white": 6.63
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": []
      },
      "url": null
    },
    {
      "role": "background",
      "hex": "#B9970E",
      "slug": null,
      "name": "#B9970E",
      "rgb": [
        185,
        151,
        14
      ],
      "hsl": [
        48,
        86,
        39
      ],
      "cmyk": [
        0,
        18,
        92,
        27
      ],
      "family": "yellow",
      "temperature": "warm",
      "tone": [
        "vibrant"
      ],
      "luminance": 0.3248,
      "contrast": {
        "black": 7.5,
        "white": 2.8
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A"
        ],
        "AAA": [
          "#000000"
        ]
      },
      "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": "#B7410E",
      "name": "Rust"
    },
    {
      "role": "secondary",
      "hex": "#0E86B9",
      "name": "#0E86B9"
    },
    {
      "role": "surface",
      "hex": "#B90E30",
      "name": "#B90E30"
    },
    {
      "role": "background",
      "hex": "#B9970E",
      "name": "#B9970E"
    },
    {
      "role": "accent",
      "hex": "#FFFFFF",
      "name": "White"
    }
  ],
  "accessibility": [
    {
      "role": "primary",
      "hex": "#B7410E",
      "name": "Rust",
      "blackContrast": 3.78,
      "whiteContrast": 5.56,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "secondary",
      "hex": "#0E86B9",
      "name": "#0E86B9",
      "blackContrast": 5.13,
      "whiteContrast": 4.09,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "surface",
      "hex": "#B90E30",
      "name": "#B90E30",
      "blackContrast": 3.17,
      "whiteContrast": 6.63,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "background",
      "hex": "#B9970E",
      "name": "#B9970E",
      "blackContrast": 7.5,
      "whiteContrast": 2.8,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A"
      ],
      "aaaTextOptions": [
        "#000000"
      ]
    },
    {
      "role": "accent",
      "hex": "#FFFFFF",
      "name": "White",
      "blackContrast": 21,
      "whiteContrast": 1,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    }
  ],
  "cssVariables": "--palette-rust-primary: #B7410E;\n--palette-rust-secondary: #0E86B9;\n--palette-rust-surface: #B90E30;\n--palette-rust-background: #B9970E;\n--palette-rust-accent: #FFFFFF;",
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/palettes/rust.json",
    "https://www.colorsencyclopedia.com/api/palettes.json",
    "https://www.colorsencyclopedia.com/api/colors/rust.json"
  ],
  "url": "https://www.colorsencyclopedia.com/palettes/rust/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/palettes/rust.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.Rust Palette JSONOpen the machine-readable palette dataset.Rust 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.Vibrant colorsExplore vibrant colors used in palette systems.Jewel Tone colorsExplore jewel tone colors used in palette systems.Light colorsExplore light colors used in palette systems.Neutral colorsExplore neutral colors used in palette systems.