Colors Encyclopedia

Named color

Mustard Yellow

Mustard Yellow color #E1AD01: RGB 225, 173, 1 and HSL 46°, 99%, 44%. Explore its warm yellow profile, contrast, CSS, palettes and harmonies.

#E1AD01 yellow warm vibrant
HEX #E1AD01
RGB rgb(225, 173, 1)
HSL hsl(46 99% 44%)
CMYK cmyk(0, 23, 100, 12)
Luminance 0.459
Contrast Black 10.18:1White 2.06:1

Use this color

Create with Mustard Yellow

Open a professional color tool with #E1AD01 already applied. Each configuration stays canonical to the tool and can be adjusted or shared.

All color tools
Generate palette & CSS variablesCreate 50–950 tokens and export CSS, SCSS, JSON, or Tailwind.Open configured tool →Open in Gradient StudioStart with Mustard Yellow and its complementary color.Open configured tool →Mix this colorBlend it with a complementary color and copy color-mix() CSS.Open configured tool →Check contrastOpen the strongest black or white background pairing.Open configured tool →Accessible combinationsReview AA and AAA text options, alternatives, warnings, and UI guidance.Open configured tool →Create glass surfaceUse this color as the tint for a translucent UI panel.Open configured tool →

CSS Utilities

--color-mustard-yellow: #E1AD01;
.bg-mustard-yellow { background-color: #E1AD01; }
.text-mustard-yellow { color: #E1AD01; }
Open CSS utility pageReusable variables, classes, examples, and implementation notes

Color meaning and use

About Mustard Yellow Color

Mustard Yellow uses HEX #E1AD01, RGB 225, 173, 1, and HSL 46°, 99%, 44%. The dataset classifies it in the yellow family with warm temperature and vibrant visual character.

No separate named-color neighbor is recorded for this entry. Its relative luminance is 0.459; black contrast is 10.18:1 and white contrast is 2.06:1, making black the stronger of those two standard foreground choices.

WCAG Accessibility

Contrast checks for Mustard Yellow against black and white text.

Black text10.18:1AA Pass
White text2.06:1AA Fail
AA text options#000000, #1A1A1A, #36454F
AAA text options#000000, #1A1A1A
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Downloadable color reference infographic

Mustard Yellow Color Reference Infographic

Save a high-resolution infographic of Mustard Yellow, including its color values, coordinated palette, and black and white text contrast.

1200 × 800
Mustard Yellow color reference infographic showing #E1AD01, RGB and HSL values, a coordinated palette, and black and white text contrast.
Mustard Yellow color reference infographic generated from the verified Colors Encyclopedia dataset.
Download WebPDownload SVGOpen full size

Color Harmonies

#0135DF#0135DF#DF3C01#DF3C01#A4DF01#A4DF01#01DFAB#01DFAB#AB01DF#AB01DF
Open full Mustard Yellow harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#FED13E#FED13E#846501#846501#E0AC00#E0AC00#C79E1A#C79E1A#F2D36E#F2D36E#FFC60A#FFC60A

Pairings

Black#000000#0135DF#0135DF#DF3C01#DF3C01#A4DF01#A4DF01Matte Black#1A1A1AWhite Smoke#F5F5F5

Machine-readable data

Machine-Readable Color Data (JSON)

Perfect for CSS, design systems, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.459
Black text10.18:1AA Pass
White text2.06:1AA Fail
hexCanonical HEX value
rgbRed, green, blue channels
hslHue, saturation, lightness
cmykApproximate print conversion
wcagAA and AAA contrast options
harmoniesMathematical harmony sets
variantsGenerated tone variants
nearestColorsKnowledge graph neighbors
Download JSON Open API
Structured sections
Color systems
{
  "hex": "#E1AD01",
  "rgb": [
    225,
    173,
    1
  ],
  "hsl": [
    46,
    99,
    44
  ],
  "cmyk": [
    0,
    23,
    100,
    12
  ],
  "luminance": 0.459,
  "contrast": {
    "black": 10.18,
    "white": 2.06
  }
}
WCAG
{
  "AA": [
    "#000000",
    "#1A1A1A",
    "#36454F"
  ],
  "AAA": [
    "#000000",
    "#1A1A1A"
  ]
}
Harmonies
{
  "complementary": "#0135DF",
  "analogous": [
    "#DF3C01",
    "#A4DF01"
  ],
  "triadic": [
    "#01DFAB",
    "#AB01DF"
  ],
  "tetradic": [
    "#01DF3C",
    "#0135DF",
    "#DF01A4"
  ],
  "splitComplementary": [
    "#01A4DF",
    "#3C01DF"
  ],
  "monochromatic": [
    "#FED13E",
    "#E1AD01",
    "#846501"
  ]
}
Variants
{
  "light": "#FED13E",
  "dark": "#846501",
  "saturated": "#E0AC00",
  "desaturated": "#C79E1A",
  "pastel": "#F2D36E",
  "neon": "#FFC60A"
}
Pairings
{
  "best": [
    "#000000",
    "#0135DF",
    "#DF3C01",
    "#A4DF01"
  ],
  "avoid": [
    "#C79E1A",
    "#FED13E"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#000000"
  ],
  "lowContrast": [
    "#FED13E",
    "#C79E1A"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "industrial-yellow",
    "chrome-yellow",
    "orange",
    "goldenrod",
    "amber"
  ],
  "generatedPalettes": [
    "mustard-yellow"
  ],
  "generatedComparisons": [
    "goldenrod-vs-mustard-yellow",
    "mustard-yellow-vs-chrome-yellow",
    "mustard-yellow-vs-industrial-yellow"
  ],
  "relatedFamilies": [
    "/colors/by-family/yellow",
    "/colors/by-temperature/warm",
    "/colors/by-tone/vibrant"
  ],
  "relatedTools": [
    "/harmonies/mustard-yellow",
    "/wcag/mustard-yellow",
    "/css/colors/mustard-yellow",
    "/hex/e1ad01",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/yellow",
      "/colors/by-temperature/warm",
      "/colors/by-tone/vibrant"
    ],
    "narrower": [
      "/palettes/mustard-yellow"
    ],
    "related": [
      "/colors/industrial-yellow",
      "/colors/chrome-yellow",
      "/colors/orange",
      "/colors/goldenrod",
      "/colors/amber",
      "/compare/goldenrod-vs-mustard-yellow",
      "/compare/mustard-yellow-vs-chrome-yellow",
      "/compare/mustard-yellow-vs-industrial-yellow",
      "/harmonies/mustard-yellow",
      "/wcag/mustard-yellow",
      "/css/colors/mustard-yellow",
      "/hex/e1ad01",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  }
}
Full JSON dataset 
{
  "slug": "mustard-yellow",
  "name": "Mustard Yellow",
  "hex": "#E1AD01",
  "uses": [
    "highlight colors",
    "editorial accents",
    "warm backgrounds"
  ],
  "psychology": {
    "associations": [
      "optimism",
      "clarity",
      "warmth"
    ],
    "contexts": [
      "education",
      "food",
      "lifestyle",
      "print design"
    ],
    "avoidIn": [
      "long-form text backgrounds at high saturation"
    ]
  },
  "aliases": [],
  "sourceType": "curated",
  "confidence": "medium",
  "reviewStatus": "manual",
  "sourceUrl": "https://www.colorsencyclopedia.com/assets/colors.json",
  "origin": {
    "type": "common",
    "notes": "Curated common color reference used in design and editorial color systems."
  },
  "family": "yellow",
  "temperature": "warm",
  "tone": [
    "vibrant"
  ],
  "editorialNotes": "Curated internal color record with computed technical properties.",
  "tags": [
    "yellow",
    "warm",
    "vibrant",
    "highlight-colors",
    "editorial-accents",
    "warm-backgrounds",
    "optimism",
    "clarity",
    "warmth"
  ],
  "popularity": 84,
  "rgb": [
    225,
    173,
    1
  ],
  "hsl": [
    46,
    99,
    44
  ],
  "cmyk": [
    0,
    23,
    100,
    12
  ],
  "luminance": 0.459,
  "contrast": {
    "black": 10.18,
    "white": 2.06
  },
  "harmonies": {
    "complementary": "#0135DF",
    "analogous": [
      "#DF3C01",
      "#A4DF01"
    ],
    "triadic": [
      "#01DFAB",
      "#AB01DF"
    ],
    "tetradic": [
      "#01DF3C",
      "#0135DF",
      "#DF01A4"
    ],
    "splitComplementary": [
      "#01A4DF",
      "#3C01DF"
    ],
    "monochromatic": [
      "#FED13E",
      "#E1AD01",
      "#846501"
    ]
  },
  "variants": {
    "light": "#FED13E",
    "dark": "#846501",
    "saturated": "#E0AC00",
    "desaturated": "#C79E1A",
    "pastel": "#F2D36E",
    "neon": "#FFC60A"
  },
  "wcag": {
    "AA": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "AAA": [
      "#000000",
      "#1A1A1A"
    ]
  },
  "css": {
    "variable": "--color-mustard-yellow: #E1AD01;",
    "utility": ".bg-mustard-yellow { background-color: #E1AD01; }",
    "textUtility": ".text-mustard-yellow { color: #E1AD01; }"
  },
  "nearestColors": [
    "industrial-yellow",
    "chrome-yellow",
    "orange",
    "goldenrod",
    "amber"
  ],
  "generatedPalettes": [
    "mustard-yellow"
  ],
  "generatedComparisons": [
    "goldenrod-vs-mustard-yellow",
    "mustard-yellow-vs-chrome-yellow",
    "mustard-yellow-vs-industrial-yellow"
  ],
  "relatedFamilies": [
    "/colors/by-family/yellow",
    "/colors/by-temperature/warm",
    "/colors/by-tone/vibrant"
  ],
  "relatedTools": [
    "/harmonies/mustard-yellow",
    "/wcag/mustard-yellow",
    "/css/colors/mustard-yellow",
    "/hex/e1ad01",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/yellow",
      "/colors/by-temperature/warm",
      "/colors/by-tone/vibrant"
    ],
    "narrower": [
      "/palettes/mustard-yellow"
    ],
    "related": [
      "/colors/industrial-yellow",
      "/colors/chrome-yellow",
      "/colors/orange",
      "/colors/goldenrod",
      "/colors/amber",
      "/compare/goldenrod-vs-mustard-yellow",
      "/compare/mustard-yellow-vs-chrome-yellow",
      "/compare/mustard-yellow-vs-industrial-yellow",
      "/harmonies/mustard-yellow",
      "/wcag/mustard-yellow",
      "/css/colors/mustard-yellow",
      "/hex/e1ad01",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  },
  "pairings": {
    "best": [
      "#000000",
      "#0135DF",
      "#DF3C01",
      "#A4DF01"
    ],
    "avoid": [
      "#C79E1A",
      "#FED13E"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#000000"
    ],
    "lowContrast": [
      "#FED13E",
      "#C79E1A"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Similar Colors

Industrial Yellow#F3C300
Chrome Yellow#FFA700
Orange#FFA500
Goldenrod#DAA520
Amber#FFBF00

Related Color Guides

Yellow color familyBrowse named yellow colors and compare nearby swatches.Warm colorsExplore colors with warm temperature behavior.Vibrant colorsFind colors with vibrant visual character.Mustard Yellow accessibilityCheck contrast and WCAG text options for #E1AD01.Mustard Yellow CSS utilitiesUse Mustard Yellow in CSS variables and utility classes.#E1AD01 HEX atlasOpen the permanent HEX atlas record for conversions and variants.Mustard Yellow paletteOpen the generated palette based on Mustard Yellow.Mustard Yellow harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.