Colors Encyclopedia

Named color

Fern Green

Fern Green is an earth tone green color with HEX #4F7942. According to Colors Encyclopedia, it has RGB 79, 121, 66, HSL 106, 29%, 37%, cool temperature, and is useful for natural palettes, wellness branding, and sustainability design.

#4F7942 green cool earth-tone
HEX #4F7942
RGB rgb(79, 121, 66)
HSL hsl(106 29% 37%)
CMYK cmyk(35, 0, 45, 53)
Luminance 0.1573
Contrast Black 4.15:1White 5.07:1

CSS Utilities

--color-fern-green: #4F7942;
.bg-fern-green { background-color: #4F7942; }
.text-fern-green { color: #4F7942; }
Open CSS utility pageReusable variables, classes, examples, and implementation notes

Machine-readable data

Machine-Readable Color Data (JSON)

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

AI-Ready Dataset v1.0.0
Luminance0.1573
Black text4.15:1AA Fail
White text5.07:1AA 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": "#4F7942",
  "rgb": [
    79,
    121,
    66
  ],
  "hsl": [
    106,
    29,
    37
  ],
  "cmyk": [
    35,
    0,
    45,
    53
  ],
  "luminance": 0.1573,
  "contrast": {
    "black": 4.15,
    "white": 5.07
  }
}
WCAG
{
  "AA": [
    "#FFFFFF",
    "#F5F5F5"
  ],
  "AAA": []
}
Harmonies
{
  "complementary": "#6D437A",
  "analogous": [
    "#6B7A43",
    "#437A52"
  ],
  "triadic": [
    "#43507A",
    "#7A4350"
  ],
  "tetradic": [
    "#436B7A",
    "#6D437A",
    "#7A5243"
  ],
  "splitComplementary": [
    "#52437A",
    "#7A436B"
  ],
  "monochromatic": [
    "#7BAE6B",
    "#4F7942",
    "#293F22"
  ]
}
Variants
{
  "light": "#7BAE6B",
  "dark": "#293F22",
  "saturated": "#458E2E",
  "desaturated": "#5B6558",
  "pastel": "#97AC91",
  "neon": "#36E600"
}
Pairings
{
  "best": [
    "#FFFFFF",
    "#6D437A",
    "#6B7A43",
    "#437A52"
  ],
  "avoid": [
    "#5B6558",
    "#7BAE6B"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#FFFFFF"
  ],
  "lowContrast": [
    "#7BAE6B",
    "#5B6558"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "cactus-green",
    "dark-olive-green",
    "epoxy-green",
    "olive-green",
    "hunter-green"
  ],
  "generatedPalettes": [
    "fern-green"
  ],
  "generatedComparisons": [
    "cactus-green-vs-fern-green",
    "fern-green-vs-dark-olive-green"
  ],
  "relatedFamilies": [
    "/colors/by-family/green",
    "/colors/by-temperature/cool",
    "/colors/by-tone/earth-tone"
  ],
  "relatedTools": [
    "/harmonies/fern-green",
    "/wcag/fern-green",
    "/css/colors/fern-green",
    "/hex/4f7942"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/green",
      "/colors/by-temperature/cool",
      "/colors/by-tone/earth-tone"
    ],
    "narrower": [
      "/palettes/fern-green"
    ],
    "related": [
      "/colors/cactus-green",
      "/colors/dark-olive-green",
      "/colors/epoxy-green",
      "/colors/olive-green",
      "/colors/hunter-green",
      "/compare/cactus-green-vs-fern-green",
      "/compare/fern-green-vs-dark-olive-green",
      "/harmonies/fern-green",
      "/wcag/fern-green",
      "/css/colors/fern-green",
      "/hex/4f7942"
    ]
  }
}
Full JSON dataset 
{
  "slug": "fern-green",
  "name": "Fern Green",
  "hex": "#4F7942",
  "uses": [
    "natural palettes",
    "wellness branding",
    "sustainability design"
  ],
  "psychology": {
    "associations": [
      "nature",
      "growth",
      "balance"
    ],
    "contexts": [
      "wellness",
      "outdoor brands",
      "gardening",
      "organic products"
    ],
    "avoidIn": [
      "urgent error states"
    ]
  },
  "aliases": [
    "fern"
  ],
  "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": "green",
  "temperature": "cool",
  "tone": [
    "earth-tone"
  ],
  "editorialNotes": "Curated internal color record with computed technical properties.",
  "tags": [
    "green",
    "cool",
    "earth-tone",
    "natural-palettes",
    "wellness-branding",
    "sustainability-design",
    "nature",
    "growth",
    "balance"
  ],
  "popularity": 88,
  "rgb": [
    79,
    121,
    66
  ],
  "hsl": [
    106,
    29,
    37
  ],
  "cmyk": [
    35,
    0,
    45,
    53
  ],
  "luminance": 0.1573,
  "contrast": {
    "black": 4.15,
    "white": 5.07
  },
  "harmonies": {
    "complementary": "#6D437A",
    "analogous": [
      "#6B7A43",
      "#437A52"
    ],
    "triadic": [
      "#43507A",
      "#7A4350"
    ],
    "tetradic": [
      "#436B7A",
      "#6D437A",
      "#7A5243"
    ],
    "splitComplementary": [
      "#52437A",
      "#7A436B"
    ],
    "monochromatic": [
      "#7BAE6B",
      "#4F7942",
      "#293F22"
    ]
  },
  "variants": {
    "light": "#7BAE6B",
    "dark": "#293F22",
    "saturated": "#458E2E",
    "desaturated": "#5B6558",
    "pastel": "#97AC91",
    "neon": "#36E600"
  },
  "wcag": {
    "AA": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "AAA": []
  },
  "css": {
    "variable": "--color-fern-green: #4F7942;",
    "utility": ".bg-fern-green { background-color: #4F7942; }",
    "textUtility": ".text-fern-green { color: #4F7942; }"
  },
  "nearestColors": [
    "cactus-green",
    "dark-olive-green",
    "epoxy-green",
    "olive-green",
    "hunter-green"
  ],
  "generatedPalettes": [
    "fern-green"
  ],
  "generatedComparisons": [
    "cactus-green-vs-fern-green",
    "fern-green-vs-dark-olive-green"
  ],
  "relatedFamilies": [
    "/colors/by-family/green",
    "/colors/by-temperature/cool",
    "/colors/by-tone/earth-tone"
  ],
  "relatedTools": [
    "/harmonies/fern-green",
    "/wcag/fern-green",
    "/css/colors/fern-green",
    "/hex/4f7942"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/green",
      "/colors/by-temperature/cool",
      "/colors/by-tone/earth-tone"
    ],
    "narrower": [
      "/palettes/fern-green"
    ],
    "related": [
      "/colors/cactus-green",
      "/colors/dark-olive-green",
      "/colors/epoxy-green",
      "/colors/olive-green",
      "/colors/hunter-green",
      "/compare/cactus-green-vs-fern-green",
      "/compare/fern-green-vs-dark-olive-green",
      "/harmonies/fern-green",
      "/wcag/fern-green",
      "/css/colors/fern-green",
      "/hex/4f7942"
    ]
  },
  "pairings": {
    "best": [
      "#FFFFFF",
      "#6D437A",
      "#6B7A43",
      "#437A52"
    ],
    "avoid": [
      "#5B6558",
      "#7BAE6B"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#FFFFFF"
    ],
    "lowContrast": [
      "#7BAE6B",
      "#5B6558"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Color meaning and use

About Fern Green Color

Fern Green sits in the green family with cool temperature and earth tone visual character. Fern Green is a commonly used color name in design references, palettes, and editorial color systems.

Its common associations include nature, growth, and balance, which makes it relevant for wellness and outdoor brands. In design work, Fern Green is most useful for natural palettes, wellness branding, and sustainability design, especially when paired with white text for stronger contrast.

Related Color Guides

Green color familyBrowse named green colors and compare nearby swatches.Cool colorsExplore colors with cool temperature behavior.Earth Tone colorsFind colors with earth tone visual character.Fern Green accessibilityCheck contrast and WCAG text options for #4F7942.Fern Green CSS utilitiesUse Fern Green in CSS variables and utility classes.#4F7942 HEX atlasOpen the permanent HEX atlas record for conversions and variants.Fern Green paletteOpen the generated palette based on Fern Green.Fern Green harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.

WCAG Accessibility

Contrast checks for Fern Green against black and white text.

Black text4.15:1AA Fail
White text5.07:1AA Pass
AA text options#FFFFFF, #F5F5F5
AAA text optionsNone in seed set
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Similar Colors

Cactus Green#587156
Dark Olive Green#556B2F
Epoxy Green#4E8A57
Olive Green#708238
Hunter Green#355E3B

Color Harmonies

#6D437A#6D437A
#6B7A43#6B7A43
#437A52#437A52
#43507A#43507A
#7A4350#7A4350
Open full Fern Green harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#7BAE6B#7BAE6B
#293F22#293F22
#458E2E#458E2E
#5B6558#5B6558
#97AC91#97AC91
#36E600#36E600

Pairings

White#FFFFFF
#6D437A#6D437A
#6B7A43#6B7A43
#437A52#437A52
Matte Black#1A1A1A
White Smoke#F5F5F5