HEX atlas value

#31683B

#31683B is a cool green HEX color close to Hunter Green. According to Colors Encyclopedia, it converts to RGB 49, 104, 59, HSL 131, 36%, 30%, has luminance 0.1087, and belongs to the earth tone group.

green cool earth-tone

#31683B Sample readable text

HEX #31683B

RGB rgb(49, 104, 59)

HSL hsl(131 36% 30%)

CMYK cmyk(53, 0, 43, 59)

Luminance 0.1087

Contrast Black 3.17:1White 6.62:1

CSS

--color-31683b: #31683B;
.background-31683b { background-color: #31683B; }
.text-31683b { color: #31683B; }

Luminance0.1087

Black text3.17:1AA Fail

White text6.62:1AA 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

Structured sections

Color systems

{"hex":"#31683B","rgb":[49,104,59],"hsl":[131,36,30],"cmyk":[53,0,43,59],"luminance":0.1087,"contrast":{"black":3.17,"white":6.62}}

WCAG

{"AA":["#FFFFFF","#F5F5F5"],"AAA":[]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":3.17,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":6.62,"wcagAA":true,"wcagAAA":false}]

Accessible alternatives

[{"name":"#142A18","hex":"#142A18","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.37,"contrastWhite":15.28,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#68315E","hex":"#68315E","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":2.19,"contrastWhite":9.59,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Pine Needle","hex":"#334D41","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.28,"contrastWhite":9.22,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Spruce","hex":"#2E4F4F","family":"cyan","bestTextColor":"#FFFFFF","contrastBlack":2.35,"contrastWhite":8.94,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Dark Slate Grey","hex":"#2F4F4F","family":"cyan","bestTextColor":"#FFFFFF","contrastBlack":2.35,"contrastWhite":8.93,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]

AI context

{"semanticGroups":["cool green","earth tone","earth tone green","Hunter 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/31683b.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/hunter-green.json","https://www.colorsencyclopedia.com/api/colors/pine-needle.json","https://www.colorsencyclopedia.com/api/colors/dark-slate-gray.json"]}

Harmonies

{"complementary":"#68315E","analogous":["#426831","#316857"],"triadic":["#3B3168","#683B31"],"tetradic":["#314268","#68315E","#685731"],"splitComplementary":["#573168","#683142"],"monochromatic":["#4EA65E","#31683B","#142A18"]}

Variants

{"light":"#4EA65E","dark":"#142A18","saturated":"#207930","desaturated":"#425746","pastel":"#74A47D","neon":"#00C224"}

Nearest named colors

[{"slug":"hunter-green","name":"Hunter Green","hex":"#355E3B","distance":10.770329614269007},{"slug":"pine-needle","name":"Pine Needle","hex":"#334D41","distance":27.730849247724095},{"slug":"dark-slate-gray","name":"Dark Slate Gray","hex":"#2F4F4F","distance":32.07802986469088},{"slug":"dark-slate-grey","name":"Dark Slate Grey","hex":"#2F4F4F","distance":32.07802986469088},{"slug":"spruce","name":"Spruce","hex":"#2E4F4F","distance":32.155870381627054}]

HEX meaning and use

About #31683B

#31683B is classified as a cool green value with earth tone visual character. #31683B is visually closest to Hunter Green, a named green color with HEX #355E3B.

The RGB channels are 49, 104, and 59, with green carrying the strongest channel weight. In HSL, the hue is 131deg with 36% saturation and 30% lightness, so this page treats it as a moderate-saturation, dark 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 0.1087, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 10.77, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text3.17:1AA Fail

White text6.62:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #31683B needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000003.17:1 · Fail

White text#FFFFFF6.62:1 · AA

Accessible Alternatives

#142A18#FFFFFF text · best 15.28:1#142A18

#68315E#FFFFFF text · best 9.59:1#68315E

Pine Needle#FFFFFF text · best 9.22:1#334D41

Spruce#FFFFFF text · best 8.94:1#2E4F4F

Dark Slate Grey#FFFFFF text · best 8.93:1#2F4F4F

Generated Palette

#31683B#31683B

#68315E#68315E

#426831#426831

#316857#316857

#4EA65E#4EA65E

#142A18#142A18

Color Harmonies

#68315E#68315E

#426831#426831

#316857#316857

#3B3168#3B3168

#683B31#683B31

Variants

#4EA65E#4EA65E

#142A18#142A18

#207930#207930

#425746#425746

#74A47D#74A47D

#00C224#00C224

Nearest Named Colors

Hunter Green#355E3B

Pine Needle#334D41

Dark Slate Gray#2F4F4F

Dark Slate Grey#2F4F4F

Spruce#2E4F4F

#31683B

CSS

Machine-Readable HEX Data (JSON)

About #31683B

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides