Colors Encyclopedia

HEX atlas value

#388A3F

#388A3F is a cool green HEX color close to Sea Green. According to Colors Encyclopedia, it converts to RGB 56, 138, 63, HSL 125, 42%, 38%, has luminance 0.1938, and belongs to the earth tone group.

greencoolearth-tone
#388A3F Sample readable text
HEX #388A3F
RGB rgb(56, 138, 63)
HSL hsl(125 42% 38%)
CMYK cmyk(59, 0, 54, 46)
Luminance 0.1938
Contrast Black 4.88:1White 4.31:1

CSS

--color-388a3f: #388A3F;
.background-388a3f { background-color: #388A3F; }
.text-388a3f { color: #388A3F; }

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
Luminance0.1938
Black text4.88:1AA Pass
White text4.31:1AA 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":"#388A3F","rgb":[56,138,63],"hsl":[125,42,38],"cmyk":[59,0,54,46],"luminance":0.1938,"contrast":{"black":4.88,"white":4.31}}
WCAG
{"AA":["#000000"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":4.88,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":4.31,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#1E4821","hex":"#1E4821","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2,"contrastWhite":10.48,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#60BE68","hex":"#60BE68","family":"green","bestTextColor":"#000000","contrastBlack":9.06,"contrastWhite":2.32,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Hunter Green","hex":"#355E3B","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.82,"contrastWhite":7.46,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]},{"name":"#8A3883","hex":"#8A3883","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":2.97,"contrastWhite":7.06,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]},{"name":"#239F2D","hex":"#239F2D","family":"green","bestTextColor":"#000000","contrastBlack":6.07,"contrastWhite":3.46,"wcagAA":["#000000","#1A1A1A"],"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":["#000000"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/388a3f.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/sea-green.json","https://www.colorsencyclopedia.com/api/colors/fern-green.json","https://www.colorsencyclopedia.com/api/colors/epoxy-green.json"]}
Harmonies
{"complementary":"#8A3883","analogous":["#5A8A38","#388A68"],"triadic":["#3F388A","#8A3F38"],"tetradic":["#385A8A","#8A3883","#8A6838"],"splitComplementary":["#68388A","#8A385A"],"monochromatic":["#60BE68","#388A3F","#1E4821"]}
Variants
{"light":"#60BE68","dark":"#1E4821","saturated":"#239F2D","desaturated":"#4E7451","pastel":"#87BA8B","neon":"#00EB14"}
Nearest named colors
[{"slug":"sea-green","name":"Sea Green","hex":"#2E8B57","distance":26.019223662515376},{"slug":"fern-green","name":"Fern Green","hex":"#4F7942","distance":28.75760768909681},{"slug":"epoxy-green","name":"Epoxy Green","hex":"#4E8A57","distance":32.55764119219941},{"slug":"forest-green","name":"Forest Green","hex":"#228B22","distance":36.41428291206625},{"slug":"hunter-green","name":"Hunter Green","hex":"#355E3B","distance":44.28317965096906}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #388A3F

#388A3F is classified as a cool green value with earth tone visual character. #388A3F is visually closest to Sea Green, a named green color with HEX #2E8B57.

The RGB channels are 56, 138, and 63, with green carrying the strongest channel weight. In HSL, the hue is 125deg with 42% saturation and 38% 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 0.1938, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 26.02, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text4.88:1AA Pass
White text4.31:1AA Fail

AA text options: #000000.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #388A3F needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000004.88:1 · AA
White text#FFFFFF4.31:1 · Fail

Accessible Alternatives

#1E4821#FFFFFF text · best 10.48:1#1E4821
#60BE68#000000 text · best 9.06:1#60BE68
Hunter Green#FFFFFF text · best 7.46:1#355E3B
#8A3883#FFFFFF text · best 7.06:1#8A3883
#239F2D#000000 text · best 6.07:1#239F2D

Generated Palette

#388A3F#388A3F
#8A3883#8A3883
#5A8A38#5A8A38
#388A68#388A68
#60BE68#60BE68
#1E4821#1E4821

Color Harmonies

#8A3883#8A3883
#5A8A38#5A8A38
#388A68#388A68
#3F388A#3F388A
#8A3F38#8A3F38

Variants

#60BE68#60BE68
#1E4821#1E4821
#239F2D#239F2D
#4E7451#4E7451
#87BA8B#87BA8B
#00EB14#00EB14

Nearest Named Colors

Sea Green#2E8B57
Fern Green#4F7942
Epoxy Green#4E8A57
Forest Green#228B22
Hunter Green#355E3B

Related HEX Guides

Sea Green colorOpen the nearest named color reference for #2E8B57.Fern Green colorOpen the nearest named color reference for #4F7942.Epoxy Green colorOpen the nearest named color reference for #4E8A57.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.#388A3F APIOpen the machine-readable JSON record for this HEX value.