HEX atlas value

#211E12

#211E12 is a warm yellow HEX color nearest Carbon Fiber. RGB 33, 30, 18, HSL 48° 29% 10%, luminance 0.013; view contrast and conversions.

yellow warm dark earth-tone

#211E12 Sample readable text

HEX #211E12

RGB rgb(33, 30, 18)

HSL hsl(48 29% 10%)

CMYK cmyk(0, 9, 45, 87)

Luminance 0.013

Contrast Black 1.26:1White 16.67:1

CSS

--color-211e12: #211E12;
.background-211e12 { background-color: #211E12; }
.text-211e12 { color: #211E12; }

HEX meaning and use

About #211E12

#211E12 is classified as a warm yellow value with dark and earth tone visual character. #211E12 is visually closest to Carbon Fiber, a named gray color with HEX #1C1C1C.

The RGB channels are 33, 30, and 18, with red carrying the strongest channel weight. In HSL, the hue is 48deg with 29% saturation and 10% lightness, so this page treats it as a low-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 0.013, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 11.36, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.26:1AA Fail

White text16.67:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #211E12 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.26:1 · Fail

White text#FFFFFF16.67:1 · AAA

Accessible Alternatives

Black#000000 · #FFFFFF text · best 21:1 #121521#121521 · #FFFFFF text · best 18.2:1 #211712#211712 · #FFFFFF text · best 17.56:1 Matte Black#1A1A1A · #FFFFFF text · best 17.41:1 #1B1B18#1B1B18 · #FFFFFF text · best 17.27:1

Generated Palette

#211E12#211E12

#121521#121521

#211712#211712

#1C2112#1C2112

#5C5433#5C5433

Black#000000

Color Harmonies

#121521#121521

#211712#211712

#1C2112#1C2112

#12211E#12211E

#1E1221#1E1221

Variants

#5C5433#5C5433

Black#000000

#27210C#27210C

#1B1B18#1B1B18

#66614D#66614D

#5C4900#5C4900

Nearest Named Colors

Carbon Fiber#1C1C1C

Matte Black#1A1A1A

Raisin#242124

Rubber#2A2725

Slate Black#26282A

Luminance0.013

Black text1.26:1AA Fail

White text16.67:1AA 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":"#211E12","rgb":[33,30,18],"hsl":[48,29,10],"cmyk":[0,9,45,87],"luminance":0.013,"contrast":{"black":1.26,"white":16.67}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":1.26,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":16.67,"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":"#121521","hex":"#121521","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.15,"contrastWhite":18.2,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#211712","hex":"#211712","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.2,"contrastWhite":17.56,"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":"#1B1B18","hex":"#1B1B18","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.22,"contrastWhite":17.27,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]

AI context

{"semanticGroups":["warm yellow","dark","earth tone","dark yellow","earth tone yellow","Carbon Fiber adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","dark theme accents","highlight and warning systems"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/211e12.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/carbon-fiber.json","https://www.colorsencyclopedia.com/api/colors/matte-black.json","https://www.colorsencyclopedia.com/api/colors/raisin.json"]}

Harmonies

{"complementary":"#121521","analogous":["#211712","#1C2112"],"triadic":["#12211E","#1E1221"],"tetradic":["#122117","#121521","#21121C"],"splitComplementary":["#121C21","#171221"],"monochromatic":["#5C5433","#211E12","#000000"]}

Variants

{"light":"#5C5433","dark":"#000000","saturated":"#27210C","desaturated":"#1B1B18","pastel":"#66614D","neon":"#5C4900"}

Nearest named colors

[{"slug":"carbon-fiber","name":"Carbon Fiber","hex":"#1C1C1C","distance":11.357816691600547},{"slug":"matte-black","name":"Matte Black","hex":"#1A1A1A","distance":11.357816691600547},{"slug":"raisin","name":"Raisin","hex":"#242124","distance":18.49324200890693},{"slug":"rubber","name":"Rubber","hex":"#2A2725","distance":22.869193252058544},{"slug":"slate-black","name":"Slate Black","hex":"#26282A","distance":26.476404589747453}]

#211E12

CSS

About #211E12

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