Colors Encyclopedia

Named color

Dark Green

Dark Green color #006400: RGB 0, 100, 0 and HSL 120°, 100%, 20%. Explore its cool green profile, contrast, CSS, palettes and harmonies.

#006400 green cool darkjewel-tone
HEX #006400
RGB rgb(0, 100, 0)
HSL hsl(120 100% 20%)
CMYK cmyk(100, 0, 100, 61)
Luminance 0.0911
Contrast Black 2.82:1White 7.44:1

Use this color

Create with Dark Green

Open a professional color tool with #006400 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 Dark Green 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-dark-green: #006400;
.bg-dark-green { background-color: #006400; }
.text-dark-green { color: #006400; }
Open CSS utility pageReusable variables, classes, examples, and implementation notes

Color meaning and use

About Dark Green Color

Dark Green uses HEX #006400, RGB 0, 100, 0, and HSL 120°, 100%, 20%. The dataset classifies it in the green family with cool temperature and dark and jewel tone visual character.

No separate named-color neighbor is recorded for this entry. Its relative luminance is 0.0911; black contrast is 2.82:1 and white contrast is 7.44:1, making white the stronger of those two standard foreground choices.

WCAG Accessibility

Contrast checks for Dark Green against black and white text.

Black text2.82:1AA Fail
White text7.44:1AA Pass
AA text options#FFFFFF, #F5F5F5
AAA text options#FFFFFF
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Downloadable color reference infographic

Dark Green Color Reference Infographic

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

1200 × 800
Dark Green color reference infographic showing #006400, RGB and HSL values, a coordinated palette, and black and white text contrast.
Dark Green color reference infographic generated from the verified Colors Encyclopedia dataset.
Download WebPDownload SVGOpen full size

Color Harmonies

#660066#660066#336600#336600#006633#006633#000066#000066#660000#660000
Open full Dark Green harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#00C200#00C200#000A00#000A00#006600#006600#0B5B0B#0B5B0B#11D411#11D411#008F00#008F00

Pairings

White#FFFFFF#660066#660066#336600#336600#006633#006633Matte 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
Luminance0.0911
Black text2.82:1AA Fail
White text7.44:1AA Pass
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": "#006400",
  "rgb": [
    0,
    100,
    0
  ],
  "hsl": [
    120,
    100,
    20
  ],
  "cmyk": [
    100,
    0,
    100,
    61
  ],
  "luminance": 0.0911,
  "contrast": {
    "black": 2.82,
    "white": 7.44
  }
}
WCAG
{
  "AA": [
    "#FFFFFF",
    "#F5F5F5"
  ],
  "AAA": [
    "#FFFFFF"
  ]
}
Harmonies
{
  "complementary": "#660066",
  "analogous": [
    "#336600",
    "#006633"
  ],
  "triadic": [
    "#000066",
    "#660000"
  ],
  "tetradic": [
    "#003366",
    "#660066",
    "#663300"
  ],
  "splitComplementary": [
    "#330066",
    "#660033"
  ],
  "monochromatic": [
    "#00C200",
    "#006400",
    "#000A00"
  ]
}
Variants
{
  "light": "#00C200",
  "dark": "#000A00",
  "saturated": "#006600",
  "desaturated": "#0B5B0B",
  "pastel": "#11D411",
  "neon": "#008F00"
}
Pairings
{
  "best": [
    "#FFFFFF",
    "#660066",
    "#336600",
    "#006633"
  ],
  "avoid": [
    "#0B5B0B",
    "#00C200"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#FFFFFF"
  ],
  "lowContrast": [
    "#00C200",
    "#0B5B0B"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "emerald-dark",
    "green",
    "british-racing-green",
    "terre-verte",
    "forest-green"
  ],
  "generatedPalettes": [
    "dark-green"
  ],
  "generatedComparisons": [
    "dark-green-vs-emerald-dark",
    "dark-green-vs-green"
  ],
  "relatedFamilies": [
    "/colors/by-family/green",
    "/colors/by-temperature/cool",
    "/colors/by-tone/dark",
    "/colors/by-tone/jewel-tone"
  ],
  "relatedTools": [
    "/harmonies/dark-green",
    "/wcag/dark-green",
    "/css/colors/dark-green",
    "/hex/006400",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/green",
      "/colors/by-temperature/cool",
      "/colors/by-tone/dark",
      "/colors/by-tone/jewel-tone"
    ],
    "narrower": [
      "/palettes/dark-green"
    ],
    "related": [
      "/colors/emerald-dark",
      "/colors/green",
      "/colors/british-racing-green",
      "/colors/terre-verte",
      "/colors/forest-green",
      "/compare/dark-green-vs-emerald-dark",
      "/compare/dark-green-vs-green",
      "/harmonies/dark-green",
      "/wcag/dark-green",
      "/css/colors/dark-green",
      "/hex/006400",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  }
}
Full JSON dataset 
{
  "slug": "dark-green",
  "name": "Dark Green",
  "cssName": "darkgreen",
  "hex": "#006400",
  "family": "green",
  "temperature": "cool",
  "tone": [
    "dark",
    "jewel-tone"
  ],
  "uses": [
    "web design",
    "CSS color systems",
    "UI prototyping"
  ],
  "psychology": {
    "associations": [
      "context dependent"
    ],
    "contexts": [
      "web interfaces",
      "design systems",
      "technical color references"
    ],
    "avoidIn": [
      "claims that require brand or cultural specificity"
    ]
  },
  "aliases": [
    "darkgreen"
  ],
  "sourceType": "standard",
  "confidence": "high",
  "sourceUrl": "https://www.w3.org/TR/css-color-4/#named-colors",
  "origin": {
    "type": "css",
    "notes": "Standard CSS named color."
  },
  "reviewStatus": "auto",
  "editorialNotes": "Generated from CSS named color data and computed color-system properties.",
  "tags": [
    "green",
    "cool",
    "dark",
    "jewel-tone",
    "web-design",
    "css-color-systems",
    "ui-prototyping",
    "context-dependent"
  ],
  "popularity": 67,
  "rgb": [
    0,
    100,
    0
  ],
  "hsl": [
    120,
    100,
    20
  ],
  "cmyk": [
    100,
    0,
    100,
    61
  ],
  "luminance": 0.0911,
  "contrast": {
    "black": 2.82,
    "white": 7.44
  },
  "harmonies": {
    "complementary": "#660066",
    "analogous": [
      "#336600",
      "#006633"
    ],
    "triadic": [
      "#000066",
      "#660000"
    ],
    "tetradic": [
      "#003366",
      "#660066",
      "#663300"
    ],
    "splitComplementary": [
      "#330066",
      "#660033"
    ],
    "monochromatic": [
      "#00C200",
      "#006400",
      "#000A00"
    ]
  },
  "variants": {
    "light": "#00C200",
    "dark": "#000A00",
    "saturated": "#006600",
    "desaturated": "#0B5B0B",
    "pastel": "#11D411",
    "neon": "#008F00"
  },
  "wcag": {
    "AA": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "AAA": [
      "#FFFFFF"
    ]
  },
  "css": {
    "variable": "--color-dark-green: #006400;",
    "utility": ".bg-dark-green { background-color: #006400; }",
    "textUtility": ".text-dark-green { color: #006400; }"
  },
  "nearestColors": [
    "emerald-dark",
    "green",
    "british-racing-green",
    "terre-verte",
    "forest-green"
  ],
  "generatedPalettes": [
    "dark-green"
  ],
  "generatedComparisons": [
    "dark-green-vs-emerald-dark",
    "dark-green-vs-green"
  ],
  "relatedFamilies": [
    "/colors/by-family/green",
    "/colors/by-temperature/cool",
    "/colors/by-tone/dark",
    "/colors/by-tone/jewel-tone"
  ],
  "relatedTools": [
    "/harmonies/dark-green",
    "/wcag/dark-green",
    "/css/colors/dark-green",
    "/hex/006400",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/green",
      "/colors/by-temperature/cool",
      "/colors/by-tone/dark",
      "/colors/by-tone/jewel-tone"
    ],
    "narrower": [
      "/palettes/dark-green"
    ],
    "related": [
      "/colors/emerald-dark",
      "/colors/green",
      "/colors/british-racing-green",
      "/colors/terre-verte",
      "/colors/forest-green",
      "/compare/dark-green-vs-emerald-dark",
      "/compare/dark-green-vs-green",
      "/harmonies/dark-green",
      "/wcag/dark-green",
      "/css/colors/dark-green",
      "/hex/006400",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  },
  "pairings": {
    "best": [
      "#FFFFFF",
      "#660066",
      "#336600",
      "#006633"
    ],
    "avoid": [
      "#0B5B0B",
      "#00C200"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#FFFFFF"
    ],
    "lowContrast": [
      "#00C200",
      "#0B5B0B"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Similar Colors

Emerald Dark#046307
Green#008000
British Racing Green#004225
Terre Verte#385E0F
Forest Green#228B22

Related Color Guides

Green color familyBrowse named green colors and compare nearby swatches.Cool colorsExplore colors with cool temperature behavior.Dark colorsFind colors with dark visual character.Jewel Tone colorsFind colors with jewel tone visual character.Dark Green accessibilityCheck contrast and WCAG text options for #006400.Dark Green CSS utilitiesUse Dark Green in CSS variables and utility classes.#006400 HEX atlasOpen the permanent HEX atlas record for conversions and variants.Dark Green paletteOpen the generated palette based on Dark Green.Dark Green harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.