HEX atlas value

#0C2711

#0C2711 is a cool green HEX color nearest Matte Black. RGB 12, 39, 17, HSL 131° 53% 10%, luminance 0.0157; view contrast and conversions.

green cool dark earth-tone jewel-tone

#0C2711 Sample readable text

HEX #0C2711

RGB rgb(12, 39, 17)

HSL hsl(131 53% 10%)

CMYK cmyk(69, 0, 56, 85)

Luminance 0.0157

Contrast Black 1.31:1White 15.98:1

CSS

--color-0c2711: #0C2711;
.background-0c2711 { background-color: #0C2711; }
.text-0c2711 { color: #0C2711; }

HEX meaning and use

About #0C2711

#0C2711 is classified as a cool green value with dark, earth tone, and jewel tone visual character. #0C2711 is visually closest to Matte Black, a named gray color with HEX #1A1A1A.

The RGB channels are 12, 39, and 17, with green carrying the strongest channel weight. In HSL, the hue is 131deg with 53% saturation and 10% lightness, so this page treats it as a moderate-saturation, dark atlas color rather than a generic swatch.

Practical uses for this HEX value include color conversion, WCAG contrast checks, CSS color tokens, and natural palettes. Its luminance is 0.0157, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 21.12, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.31:1AA Fail

White text15.98:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #0C2711 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.31:1 · Fail

White text#FFFFFF15.98:1 · AAA

Accessible Alternatives

Black#000000 · #FFFFFF text · best 21:1 Carbon Black#0C0C0C · #FFFFFF text · best 19.55:1 #270C22#270C22 · #FFFFFF text · best 18.07:1 Matte Black#1A1A1A · #FFFFFF text · best 17.41:1 Carbon Fiber#1C1C1C · #FFFFFF text · best 17.05:1

Generated Palette

#0C2711#0C2711

#270C22#270C22

#15270C#15270C

#0C271E#0C271E

#226D2F#226D2F

Black#000000

Color Harmonies

#270C22#270C22

#15270C#15270C

#0C271E#0C271E

#110C27#110C27

#27110C#27110C

Variants

#226D2F#226D2F

Black#000000

#062D0D#062D0D

#122114#122114

#377B44#377B44

#005C11#005C11

Nearest Named Colors

Matte Black#1A1A1A

Carbon Fiber#1C1C1C

Carbon Black#0C0C0C

Raisin#242124

British Racing Green#004225

Luminance0.0157

Black text1.31:1AA Fail

White text15.98:1AA 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":"#0C2711","rgb":[12,39,17],"hsl":[131,53,10],"cmyk":[69,0,56,85],"luminance":0.0157,"contrast":{"black":1.31,"white":15.98}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":1.31,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":15.98,"wcagAA":true,"wcagAAA":true}]

Accessible alternatives

[{"name":"Black","hex":"#000000","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1,"contrastWhite":21,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Carbon Black","hex":"#0C0C0C","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.07,"contrastWhite":19.55,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#270C22","hex":"#270C22","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":1.16,"contrastWhite":18.07,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Matte Black","hex":"#1A1A1A","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.21,"contrastWhite":17.41,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Carbon Fiber","hex":"#1C1C1C","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.23,"contrastWhite":17.05,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]

AI context

{"semanticGroups":["cool green","dark","earth tone","jewel tone","dark green","earth tone green","jewel tone green","Matte Black adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","rich accent palettes","dark theme accents"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/0c2711.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/matte-black.json","https://www.colorsencyclopedia.com/api/colors/carbon-fiber.json","https://www.colorsencyclopedia.com/api/colors/carbon-black.json"]}

Harmonies

{"complementary":"#270C22","analogous":["#15270C","#0C271E"],"triadic":["#110C27","#27110C"],"tetradic":["#0C1527","#270C22","#271E0C"],"splitComplementary":["#1E0C27","#270C15"],"monochromatic":["#226D2F","#0C2711","#000000"]}

Variants

{"light":"#226D2F","dark":"#000000","saturated":"#062D0D","desaturated":"#122114","pastel":"#377B44","neon":"#005C11"}

Nearest named colors

[{"slug":"matte-black","name":"Matte Black","hex":"#1A1A1A","distance":21.118712081942874},{"slug":"carbon-fiber","name":"Carbon Fiber","hex":"#1C1C1C","distance":22.315913604421397},{"slug":"carbon-black","name":"Carbon Black","hex":"#0C0C0C","distance":27.459060435491963},{"slug":"raisin","name":"Raisin","hex":"#242124","distance":31.192947920964443},{"slug":"british-racing-green","name":"British Racing Green","hex":"#004225","distance":35.679125549822544}]

#0C2711

CSS

About #0C2711

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Machine-Readable HEX Data (JSON)

Related HEX Guides