HEX atlas value

#28290A

#28290A is a warm yellow HEX color close to Carbon Fiber. According to Colors Encyclopedia, it converts to RGB 40, 41, 10, HSL 62, 61%, 10%, has luminance 0.0206, and belongs to the dark and earth tone groups.

yellow warm dark earth-tone

#28290A Sample readable text

HEX #28290A

RGB rgb(40, 41, 10)

HSL hsl(62 61% 10%)

CMYK cmyk(2, 0, 76, 84)

Luminance 0.0206

Contrast Black 1.41:1White 14.87:1

CSS

--color-28290a: #28290A;
.background-28290a { background-color: #28290A; }
.text-28290a { color: #28290A; }

Luminance0.0206

Black text1.41:1AA Fail

White text14.87:1AA 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":"#28290A","rgb":[40,41,10],"hsl":[62,61,10],"cmyk":[2,0,76,84],"luminance":0.0206,"contrast":{"black":1.41,"white":14.87}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":1.41,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":14.87,"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":"#0B0A29","hex":"#0B0A29","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.09,"contrastWhite":19.27,"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"]},{"name":"#291B0A","hex":"#291B0A","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.26,"contrastWhite":16.72,"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/28290a.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/rubber.json"]}

Harmonies

{"complementary":"#0B0A29","analogous":["#291B0A","#18290A"],"triadic":["#0A2829","#290A28"],"tetradic":["#0A291B","#0B0A29","#290A18"],"splitComplementary":["#0A1829","#1B0A29"],"monochromatic":["#70731C","#28290A","#000000"]}

Variants

{"light":"#70731C","dark":"#000000","saturated":"#2D2F04","desaturated":"#232310","pastel":"#808230","neon":"#595C00"}

Nearest named colors

[{"slug":"carbon-fiber","name":"Carbon Fiber","hex":"#1C1C1C","distance":25.238858928247925},{"slug":"matte-black","name":"Matte Black","hex":"#1A1A1A","distance":26.019223662515376},{"slug":"rubber","name":"Rubber","hex":"#2A2725","distance":27.147743920996454},{"slug":"raisin","name":"Raisin","hex":"#242124","distance":27.49545416973504},{"slug":"slate-black","name":"Slate Black","hex":"#26282A","distance":32.07802986469088}]

HEX meaning and use

About #28290A

#28290A is classified as a warm yellow value with dark and earth tone visual character. #28290A is visually closest to Carbon Fiber, a named gray color with HEX #1C1C1C.

The RGB channels are 40, 41, and 10, with green carrying the strongest channel weight. In HSL, the hue is 62deg with 61% saturation and 10% 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 0.0206, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 25.24, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.41:1AA Fail

White text14.87:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #28290A needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.41:1 · Fail

White text#FFFFFF14.87:1 · AAA

Accessible Alternatives

Black#FFFFFF text · best 21:1#000000

#0B0A29#FFFFFF text · best 19.27:1#0B0A29

Matte Black#FFFFFF text · best 17.41:1#1A1A1A

Carbon Fiber#FFFFFF text · best 17.05:1#1C1C1C

#291B0A#FFFFFF text · best 16.72:1#291B0A

Generated Palette

#28290A#28290A

#0B0A29#0B0A29

#291B0A#291B0A

#18290A#18290A

#70731C#70731C

Black#000000

Color Harmonies

#0B0A29#0B0A29

#291B0A#291B0A

#18290A#18290A

#0A2829#0A2829

#290A28#290A28

Variants

#70731C#70731C

Black#000000

#2D2F04#2D2F04

#232310#232310

#808230#808230

#595C00#595C00

Nearest Named Colors

Carbon Fiber#1C1C1C

Matte Black#1A1A1A

Rubber#2A2725

Raisin#242124

Slate Black#26282A

#28290A

CSS

Machine-Readable HEX Data (JSON)

About #28290A

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides