HEX atlas value

#A7781B

#A7781B is a warm orange HEX color close to Dark Goldenrod. According to Colors Encyclopedia, it converts to RGB 167, 120, 27, HSL 40, 72%, 38%, has luminance 0.2173, and belongs to the vibrant group.

#A7781B Sample readable text
HEX #A7781B
RGB rgb(167, 120, 27)
HSL hsl(40 72% 38%)
CMYK cmyk(0, 28, 84, 35)
Luminance 0.2173
Contrast Black 5.35:1White 3.93:1

CSS

--color-a7781b: #A7781B;
.background-a7781b { background-color: #A7781B; }
.text-a7781b { color: #A7781B; }

Machine-readable data

Machine-Readable HEX Data (JSON)

Structured HEX color data for conversion, WCAG checks, CSS generation, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.2173
Black text5.35:1AA 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
Download JSON Open API
Structured sections
Color systems
{"hex":"#A7781B","rgb":[167,120,27],"hsl":[40,72,38],"cmyk":[0,28,84,35],"luminance":0.2173,"contrast":{"black":5.35,"white":3.93}}
WCAG
{"AA":["#000000"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":5.35,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.93,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#E0AA3E","hex":"#E0AA3E","family":"orange","bestTextColor":"#000000","contrastBlack":9.99,"contrastWhite":2.1,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#583F0E","hex":"#583F0E","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":2.13,"contrastWhite":9.85,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#1B4AA7","hex":"#1B4AA7","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":2.58,"contrastWhite":8.13,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#8FA71B","hex":"#8FA71B","family":"green","bestTextColor":"#000000","contrastBlack":7.71,"contrastWhite":2.72,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"#A7321B","hex":"#A7321B","family":"red","bestTextColor":"#FFFFFF","contrastBlack":3.12,"contrastWhite":6.74,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]}]
AI context
{"semanticGroups":["warm orange","vibrant","vibrant orange","Dark Goldenrod adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents"],"contrastSafeWith":["#000000"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/a7781b.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/dark-goldenrod.json","https://www.colorsencyclopedia.com/api/colors/copper.json","https://www.colorsencyclopedia.com/api/colors/polished-copper.json"]}
Harmonies
{"complementary":"#1B4AA7","analogous":["#A7321B","#8FA71B"],"triadic":["#1BA778","#781BA7"],"tetradic":["#1BA732","#1B4AA7","#A71B8F"],"splitComplementary":["#1B8FA7","#321BA7"],"monochromatic":["#E0AA3E","#A7781B","#583F0E"]}
Variants
{"light":"#E0AA3E","dark":"#583F0E","saturated":"#BC7F06","desaturated":"#917130","pastel":"#D6B36B","neon":"#EB9C00"}
Nearest named colors
[{"slug":"dark-goldenrod","name":"Dark Goldenrod","hex":"#B8860B","distance":27.2213151776324},{"slug":"copper","name":"Copper","hex":"#B87333","distance":29.832867780352597},{"slug":"polished-copper","name":"Polished Copper","hex":"#B87333","distance":29.832867780352597},{"slug":"ochre","name":"Ochre","hex":"#CC7722","distance":37.66961640367472},{"slug":"sienna","name":"Sienna","hex":"#A0522D","distance":42.62628297189423}]

HEX meaning and use

About #A7781B

#A7781B is classified as a warm orange value with vibrant visual character. #A7781B is visually closest to Dark Goldenrod, a named orange color with HEX #B8860B.

The RGB channels are 167, 120, and 27, with red carrying the strongest channel weight. In HSL, the hue is 40deg with 72% saturation and 38% lightness, so this page treats it as a high-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-energy accents. Its luminance is 0.2173, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 27.22, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text5.35:1AA 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 #A7781B needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000005.35:1 · AA
White text#FFFFFF3.93:1 · Fail

Accessible Alternatives

#E0AA3E#000000 text · best 9.99:1#E0AA3E
#583F0E#FFFFFF text · best 9.85:1#583F0E
#1B4AA7#FFFFFF text · best 8.13:1#1B4AA7
#8FA71B#000000 text · best 7.71:1#8FA71B
#A7321B#FFFFFF text · best 6.74:1#A7321B

Generated Palette

#A7781B#A7781B
#1B4AA7#1B4AA7
#A7321B#A7321B
#8FA71B#8FA71B
#E0AA3E#E0AA3E
#583F0E#583F0E

Color Harmonies

#1B4AA7#1B4AA7
#A7321B#A7321B
#8FA71B#8FA71B
#1BA778#1BA778
#781BA7#781BA7

Variants

#E0AA3E#E0AA3E
#583F0E#583F0E
#BC7F06#BC7F06
#917130#917130
#D6B36B#D6B36B
#EB9C00#EB9C00

Nearest Named Colors