Colors Encyclopedia

HEX atlas value

#377656

#377656 is a cool green HEX color close to Sea Green. According to Colors Encyclopedia, it converts to RGB 55, 118, 86, HSL 150, 36%, 34%, has luminance 0.1444, and belongs to the earth tone group.

greencoolearth-tone
#377656 Sample readable text
HEX #377656
RGB rgb(55, 118, 86)
HSL hsl(150 36% 34%)
CMYK cmyk(53, 0, 27, 54)
Luminance 0.1444
Contrast Black 3.89:1White 5.4:1

CSS

--color-377656: #377656;
.background-377656 { background-color: #377656; }
.text-377656 { color: #377656; }

Machine-readable data

Machine-Readable HEX Data (JSON)

Structured HEX color data for conversion, WCAG checks, CSS generation, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.1444
Black text3.89:1AA Fail
White text5.4:1AA 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":"#377656","rgb":[55,118,86],"hsl":[150,36,34],"cmyk":[53,0,27,54],"luminance":0.1444,"contrast":{"black":3.89,"white":5.4}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":3.89,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":5.4,"wcagAA":true,"wcagAAA":false}]
Accessible alternatives
[{"name":"#1A3729","hex":"#1A3729","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.62,"contrastWhite":12.95,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#763757","hex":"#763757","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":2.45,"contrastWhite":8.56,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#59B185","hex":"#59B185","family":"green","bestTextColor":"#000000","contrastBlack":8.05,"contrastWhite":2.61,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"#4B6357","hex":"#4B6357","family":"green","bestTextColor":"#FFFFFF","contrastBlack":3.22,"contrastWhite":6.52,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]},{"name":"#377637","hex":"#377637","family":"green","bestTextColor":"#FFFFFF","contrastBlack":3.81,"contrastWhite":5.51,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]}]
AI context
{"semanticGroups":["cool green","earth tone","earth tone green","Sea Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","botanical and wellness palettes"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/377656.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/sea-green.json","https://www.colorsencyclopedia.com/api/colors/viridian.json","https://www.colorsencyclopedia.com/api/colors/hookers-green.json"]}
Harmonies
{"complementary":"#763757","analogous":["#377637","#377676"],"triadic":["#573776","#765737"],"tetradic":["#373776","#763757","#767637"],"splitComplementary":["#763776","#763737"],"monochromatic":["#59B185","#377656","#1A3729"]}
Variants
{"light":"#59B185","dark":"#1A3729","saturated":"#248957","desaturated":"#4B6357","pastel":"#80AC96","neon":"#00D66B"}
Nearest named colors
[{"slug":"sea-green","name":"Sea Green","hex":"#2E8B57","distance":22.869193252058544},{"slug":"viridian","name":"Viridian","hex":"#40826D","distance":27.459060435491963},{"slug":"hookers-green","name":"Hookers Green","hex":"#49796B","distance":27.820855486487112},{"slug":"epoxy-green","name":"Epoxy Green","hex":"#4E8A57","distance":30.495901363953813},{"slug":"fern-green","name":"Fern Green","hex":"#4F7942","distance":31.38470965295043}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #377656

#377656 is classified as a cool green value with earth tone visual character. #377656 is visually closest to Sea Green, a named green color with HEX #2E8B57.

The RGB channels are 55, 118, and 86, with green carrying the strongest channel weight. In HSL, the hue is 150deg with 36% saturation and 34% lightness, so this page treats it as a moderate-saturation, mid-lightness atlas color rather than a generic swatch.

According to Colors Encyclopedia, this HEX value works best for color conversion, WCAG contrast checks, CSS color tokens, and natural palettes. Its luminance is 0.1444, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 22.87, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text3.89:1AA Fail
White text5.4:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #377656 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000003.89:1 · Fail
White text#FFFFFF5.4:1 · AA

Accessible Alternatives

#1A3729#FFFFFF text · best 12.95:1#1A3729
#763757#FFFFFF text · best 8.56:1#763757
#59B185#000000 text · best 8.05:1#59B185
#4B6357#FFFFFF text · best 6.52:1#4B6357
#377637#FFFFFF text · best 5.51:1#377637

Generated Palette

#377656#377656
#763757#763757
#377637#377637
#377676#377676
#59B185#59B185
#1A3729#1A3729

Color Harmonies

#763757#763757
#377637#377637
#377676#377676
#573776#573776
#765737#765737

Variants

#59B185#59B185
#1A3729#1A3729
#248957#248957
#4B6357#4B6357
#80AC96#80AC96
#00D66B#00D66B

Nearest Named Colors

Sea Green#2E8B57
Viridian#40826D
Hookers Green#49796B
Epoxy Green#4E8A57
Fern Green#4F7942

Related HEX Guides

Sea Green colorOpen the nearest named color reference for #2E8B57.Viridian colorOpen the nearest named color reference for #40826D.Hookers Green colorOpen the nearest named color reference for #49796B.Green color familyBrowse named green colors related to this HEX value.Cool colorsExplore colors with similar temperature behavior.Earth Tone colorsFind colors in the earth tone group.Color palettesBrowse palette systems related to generated color combinations.Compare colorsCompare named colors near this HEX value.Accessible colorsBrowse WCAG-friendly named colors and safe text options.#377656 APIOpen the machine-readable JSON record for this HEX value.