HEX atlas value

#911508

#911508 is a warm red HEX color close to Dark Red. According to Colors Encyclopedia, it converts to RGB 145, 21, 8, HSL 6, 90%, 30%, has luminance 0.0657, and belongs to the balanced group.

red warm balanced

#911508 Sample readable text

HEX #911508

RGB rgb(145, 21, 8)

HSL hsl(6 90% 30%)

CMYK cmyk(0, 86, 94, 43)

Luminance 0.0657

Contrast Black 2.31:1White 9.08:1

CSS

--color-911508: #911508;
.background-911508 { background-color: #911508; }
.text-911508 { color: #911508; }

Luminance0.0657

Black text2.31:1AA Fail

White text9.08:1AA 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":"#911508","rgb":[145,21,8],"hsl":[6,90,30],"cmyk":[0,86,94,43],"luminance":0.0657,"contrast":{"black":2.31,"white":9.08}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":2.31,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":9.08,"wcagAA":true,"wcagAAA":true}]

Accessible alternatives

[{"name":"#3A0903","hex":"#3A0903","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.22,"contrastWhite":17.21,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Barn Red","hex":"#7C0A02","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.9,"contrastWhite":11.04,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Dark Red","hex":"#8B0000","family":"red","bestTextColor":"#FFFFFF","contrastBlack":2.1,"contrastWhite":10.01,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#812318","hex":"#812318","family":"red","bestTextColor":"#FFFFFF","contrastBlack":2.19,"contrastWhite":9.6,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#91083F","hex":"#91083F","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":2.31,"contrastWhite":9.09,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]

AI context

{"semanticGroups":["warm red","balanced","balanced red","Dark 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/911508.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/dark-red.json","https://www.colorsencyclopedia.com/api/colors/crimson-red.json","https://www.colorsencyclopedia.com/api/colors/barn-red.json"]}

Harmonies

{"complementary":"#088491","analogous":["#91083F","#915A08"],"triadic":["#089115","#150891"],"tetradic":["#3F9108","#088491","#5A0891"],"splitComplementary":["#08915A","#083F91"],"monochromatic":["#E9220C","#911508","#3A0903"]}

Variants

{"light":"#E9220C","dark":"#3A0903","saturated":"#990F00","desaturated":"#812318","pastel":"#E24736","neon":"#C21300"}

Nearest named colors

[{"slug":"dark-red","name":"Dark Red","hex":"#8B0000","distance":23.259406699226016},{"slug":"crimson-red","name":"Crimson Red","hex":"#990000","distance":23.853720883753127},{"slug":"barn-red","name":"Barn Red","hex":"#7C0A02","distance":24.454038521274967},{"slug":"ruby-red","name":"Ruby Red","hex":"#9B111E","distance":24.49489742783178},{"slug":"cranberry","name":"Cranberry","hex":"#9F000F","distance":26.19160170741759}]

HEX meaning and use

About #911508

#911508 is classified as a warm red value with balanced visual character. #911508 is visually closest to Dark Red, a named red color with HEX #8B0000.

The RGB channels are 145, 21, and 8, with red carrying the strongest channel weight. In HSL, the hue is 6deg with 90% saturation and 30% lightness, so this page treats it as a high-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 high-attention visual states. Its luminance is 0.0657, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 23.26, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text2.31:1AA Fail

White text9.08:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #911508 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000002.31:1 · Fail

White text#FFFFFF9.08:1 · AAA

Accessible Alternatives

#3A0903#FFFFFF text · best 17.21:1#3A0903

Barn Red#FFFFFF text · best 11.04:1#7C0A02

Dark Red#FFFFFF text · best 10.01:1#8B0000

#812318#FFFFFF text · best 9.6:1#812318

#91083F#FFFFFF text · best 9.09:1#91083F

Generated Palette

#911508#911508

#088491#088491

#91083F#91083F

#915A08#915A08

#E9220C#E9220C

#3A0903#3A0903

Color Harmonies

#088491#088491

#91083F#91083F

#915A08#915A08

#089115#089115

#150891#150891

Variants

#E9220C#E9220C

#3A0903#3A0903

#990F00#990F00

#812318#812318

#E24736#E24736

#C21300#C21300

Nearest Named Colors

Dark Red#8B0000

Crimson Red#990000

Barn Red#7C0A02

Ruby Red#9B111E

Cranberry#9F000F

#911508

CSS

Machine-Readable HEX Data (JSON)

About #911508

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides