HEX atlas value

#90811D

#90811D is a warm yellow HEX color close to Olive. According to Colors Encyclopedia, it converts to RGB 144, 129, 29, HSL 52, 66%, 34%, has luminance 0.2172, and belongs to the balanced group.

yellow warm balanced

#90811D Sample readable text

HEX #90811D

RGB rgb(144, 129, 29)

HSL hsl(52 66% 34%)

CMYK cmyk(0, 10, 80, 44)

Luminance 0.2172

Contrast Black 5.34:1White 3.93:1

CSS

--color-90811d: #90811D;
.background-90811d { background-color: #90811D; }
.text-90811d { color: #90811D; }

Luminance0.2172

Black text5.34:1AA Pass

White text3.93:1AA 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

Structured sections

Color systems

{"hex":"#90811D","rgb":[144,129,29],"hsl":[52,66,34],"cmyk":[0,10,80,44],"luminance":0.2172,"contrast":{"black":5.34,"white":3.93}}

WCAG

{"AA":["#000000"],"AAA":[]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":5.34,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.93,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#1D2D90","hex":"#1D2D90","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.83,"contrastWhite":11.48,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#D5C034","hex":"#D5C034","family":"yellow","bestTextColor":"#000000","contrastBlack":11.42,"contrastWhite":1.84,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#443D0E","hex":"#443D0E","family":"yellow","bestTextColor":"#FFFFFF","contrastBlack":1.92,"contrastWhite":10.94,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#90471D","hex":"#90471D","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":3.1,"contrastWhite":6.77,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]},{"name":"#A38F0A","hex":"#A38F0A","family":"yellow","bestTextColor":"#000000","contrastBlack":6.49,"contrastWhite":3.24,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]

AI context

{"semanticGroups":["warm yellow","balanced","balanced yellow","Olive adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","highlight and warning systems"],"contrastSafeWith":["#000000"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/90811d.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/olive.json","https://www.colorsencyclopedia.com/api/colors/olive-drab.json","https://www.colorsencyclopedia.com/api/colors/olive-leaf.json"]}

Harmonies

{"complementary":"#1D2D90","analogous":["#90471D","#66901D"],"triadic":["#1D9081","#811D90"],"tetradic":["#1D9047","#1D2D90","#901D66"],"splitComplementary":["#1D6690","#471D90"],"monochromatic":["#D5C034","#90811D","#443D0E"]}

Variants

{"light":"#D5C034","dark":"#443D0E","saturated":"#A38F0A","desaturated":"#7D7331","pastel":"#CCBE61","neon":"#D6BA00"}

Nearest named colors

[{"slug":"olive","name":"Olive","hex":"#808000","distance":33.13608305156178},{"slug":"olive-drab","name":"Olive Drab","hex":"#6B8E23","distance":39.67366884975475},{"slug":"olive-leaf","name":"Olive Leaf","hex":"#6B8E23","distance":39.67366884975475},{"slug":"cedar","name":"Cedar","hex":"#8B5A2B","distance":41.737273509418415},{"slug":"olive-green","name":"Olive Green","hex":"#708238","distance":41.88078318274385}]

HEX meaning and use

About #90811D

#90811D is classified as a warm yellow value with balanced visual character. #90811D is visually closest to Olive, a named yellow color with HEX #808000.

The RGB channels are 144, 129, and 29, with red carrying the strongest channel weight. In HSL, the hue is 52deg with 66% saturation and 34% 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 highlight and warning systems. Its luminance is 0.2172, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 33.14, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text5.34:1AA Pass

White text3.93:1AA Fail

AA text options: #000000.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #90811D needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000005.34:1 · AA

White text#FFFFFF3.93:1 · Fail

Accessible Alternatives

#1D2D90#FFFFFF text · best 11.48:1#1D2D90

#D5C034#000000 text · best 11.42:1#D5C034

#443D0E#FFFFFF text · best 10.94:1#443D0E

#90471D#FFFFFF text · best 6.77:1#90471D

#A38F0A#000000 text · best 6.49:1#A38F0A

Generated Palette

#90811D#90811D

#1D2D90#1D2D90

#90471D#90471D

#66901D#66901D

#D5C034#D5C034

#443D0E#443D0E

Color Harmonies

#1D2D90#1D2D90

#90471D#90471D

#66901D#66901D

#1D9081#1D9081

#811D90#811D90

Variants

#D5C034#D5C034

#443D0E#443D0E

#A38F0A#A38F0A

#7D7331#7D7331

#CCBE61#CCBE61

#D6BA00#D6BA00

Nearest Named Colors

Olive#808000

Olive Drab#6B8E23

Olive Leaf#6B8E23

Cedar#8B5A2B

Olive Green#708238

#90811D

CSS

Machine-Readable HEX Data (JSON)

About #90811D

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides