HEX atlas value

#90381D

#90381D is a warm red HEX color close to Brick Red. According to Colors Encyclopedia, it converts to RGB 144, 56, 29, HSL 14, 66%, 34%, has luminance 0.0885, and belongs to the balanced group.

red warm balanced

#90381D Sample readable text

HEX #90381D

RGB rgb(144, 56, 29)

HSL hsl(14 66% 34%)

CMYK cmyk(0, 61, 80, 44)

Luminance 0.0885

Contrast Black 2.77:1White 7.58:1

CSS

--color-90381d: #90381D;
.background-90381d { background-color: #90381D; }
.text-90381d { color: #90381D; }

Luminance0.0885

Black text2.77:1AA Fail

White text7.58:1AA 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":"#90381D","rgb":[144,56,29],"hsl":[14,66,34],"cmyk":[0,61,80,44],"luminance":0.0885,"contrast":{"black":2.77,"white":7.58}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":2.77,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":7.58,"wcagAA":true,"wcagAAA":true}]

Accessible alternatives

[{"name":"#441A0E","hex":"#441A0E","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.4,"contrastWhite":15,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#901D3C","hex":"#901D3C","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":2.43,"contrastWhite":8.66,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Burnt Umber","hex":"#8A3324","family":"red","bestTextColor":"#FFFFFF","contrastBlack":2.58,"contrastWhite":8.14,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#7D4231","hex":"#7D4231","family":"red","bestTextColor":"#FFFFFF","contrastBlack":2.7,"contrastWhite":7.79,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#A32E0A","hex":"#A32E0A","family":"red","bestTextColor":"#FFFFFF","contrastBlack":2.95,"contrastWhite":7.11,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]}]

AI context

{"semanticGroups":["warm red","balanced","balanced red","Brick Red adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-attention visual states"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/90381d.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/brick-red.json","https://www.colorsencyclopedia.com/api/colors/burnt-umber.json","https://www.colorsencyclopedia.com/api/colors/saddle-brown.json"]}

Harmonies

{"complementary":"#1D7590","analogous":["#901D3C","#90711D"],"triadic":["#1D9038","#381D90"],"tetradic":["#3C901D","#1D7590","#711D90"],"splitComplementary":["#1D9071","#1D3C90"],"monochromatic":["#D55A34","#90381D","#441A0E"]}

Variants

{"light":"#D55A34","dark":"#441A0E","saturated":"#A32E0A","desaturated":"#7D4231","pastel":"#CC7A61","neon":"#D63200"}

Nearest named colors

[{"slug":"brick-red","name":"Brick Red","hex":"#8A3324","distance":10.488088481701515},{"slug":"burnt-umber","name":"Burnt Umber","hex":"#8A3324","distance":10.488088481701515},{"slug":"saddle-brown","name":"Saddle Brown","hex":"#8B4513","distance":17.146428199482248},{"slug":"brown","name":"Brown","hex":"#A52A2A","distance":28.39013913315678},{"slug":"sienna","name":"Sienna","hex":"#A0522D","distance":34.46737587922817}]

HEX meaning and use

About #90381D

#90381D is classified as a warm red value with balanced visual character. #90381D is visually closest to Brick Red, a named red color with HEX #8A3324.

The RGB channels are 144, 56, and 29, with red carrying the strongest channel weight. In HSL, the hue is 14deg 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 high-attention visual states. Its luminance is 0.0885, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 10.49, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text2.77:1AA Fail

White text7.58:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #90381D needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000002.77:1 · Fail

White text#FFFFFF7.58:1 · AAA

Accessible Alternatives

#441A0E#FFFFFF text · best 15:1#441A0E

#901D3C#FFFFFF text · best 8.66:1#901D3C

Burnt Umber#FFFFFF text · best 8.14:1#8A3324

#7D4231#FFFFFF text · best 7.79:1#7D4231

#A32E0A#FFFFFF text · best 7.11:1#A32E0A

Generated Palette

#90381D#90381D

#1D7590#1D7590

#901D3C#901D3C

#90711D#90711D

#D55A34#D55A34

#441A0E#441A0E

Color Harmonies

#1D7590#1D7590

#901D3C#901D3C

#90711D#90711D

#1D9038#1D9038

#381D90#381D90

Variants

#D55A34#D55A34

#441A0E#441A0E

#A32E0A#A32E0A

#7D4231#7D4231

#CC7A61#CC7A61

#D63200#D63200

Nearest Named Colors

Brick Red#8A3324

Burnt Umber#8A3324

Saddle Brown#8B4513

Brown#A52A2A

Sienna#A0522D

#90381D

CSS

Machine-Readable HEX Data (JSON)

About #90381D

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides