Colors Encyclopedia

HEX atlas value

#6A661B

#6A661B is a warm yellow HEX color close to Fern Frond. According to Colors Encyclopedia, it converts to RGB 106, 102, 27, HSL 57, 59%, 26%, has luminance 0.1265, and belongs to the earth tone group.

yellowwarmearth-tone
#6A661B Sample readable text
HEX #6A661B
RGB rgb(106, 102, 27)
HSL hsl(57 59% 26%)
CMYK cmyk(0, 4, 75, 58)
Luminance 0.1265
Contrast Black 3.53:1White 5.95:1

CSS

--color-6a661b: #6A661B;
.background-6a661b { background-color: #6A661B; }
.text-6a661b { color: #6A661B; }

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
Luminance0.1265
Black text3.53:1AA Fail
White text5.95:1AA 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
Download JSON Open API
Structured sections
Color systems
{"hex":"#6A661B","rgb":[106,102,27],"hsl":[57,59,26],"cmyk":[0,4,75,58],"luminance":0.1265,"contrast":{"black":3.53,"white":5.95}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":3.53,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":5.95,"wcagAA":true,"wcagAAA":false}]
Accessible alternatives
[{"name":"#201F08","hex":"#201F08","family":"yellow","bestTextColor":"#FFFFFF","contrastBlack":1.26,"contrastWhite":16.67,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#1B1F69","hex":"#1B1F69","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.45,"contrastWhite":14.52,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#693E1B","hex":"#693E1B","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":2.31,"contrastWhite":9.11,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#B2AC2E","hex":"#B2AC2E","family":"yellow","bestTextColor":"#000000","contrastBlack":8.83,"contrastWhite":2.38,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Sepia","hex":"#704214","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":2.48,"contrastWhite":8.47,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["warm yellow","earth tone","earth tone yellow","Fern Frond adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","highlight and warning systems"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/6a661b.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/fern-frond.json","https://www.colorsencyclopedia.com/api/colors/dark-olive-green.json","https://www.colorsencyclopedia.com/api/colors/moss-deep.json"]}
Harmonies
{"complementary":"#1B1F69","analogous":["#693E1B","#46691B"],"triadic":["#1B6966","#661B69"],"tetradic":["#1B693E","#1B1F69","#691B46"],"splitComplementary":["#1B4669","#3E1B69"],"monochromatic":["#B2AC2E","#6A661B","#201F08"]}
Variants
{"light":"#B2AC2E","dark":"#201F08","saturated":"#78730D","desaturated":"#5B582A","pastel":"#B9B44B","neon":"#ADA500"}
Nearest named colors
[{"slug":"fern-frond","name":"Fern Frond","hex":"#657220","distance":13.92838827718412},{"slug":"dark-olive-green","name":"Dark Olive Green","hex":"#556B2F","distance":29.427877939124322},{"slug":"moss-deep","name":"Moss Deep","hex":"#4A5D23","distance":34.19064199455752},{"slug":"sepia","name":"Sepia","hex":"#704214","distance":37.16180835212409},{"slug":"coffee","name":"Coffee","hex":"#6F4E37","distance":37.21558813185679}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #6A661B

#6A661B is classified as a warm yellow value with earth tone visual character. #6A661B is visually closest to Fern Frond, a named green color with HEX #657220.

The RGB channels are 106, 102, and 27, with red carrying the strongest channel weight. In HSL, the hue is 57deg with 59% saturation and 26% 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 0.1265, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 13.93, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text3.53:1AA Fail
White text5.95:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #6A661B needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000003.53:1 · Fail
White text#FFFFFF5.95:1 · AA

Accessible Alternatives

#201F08#FFFFFF text · best 16.67:1#201F08
#1B1F69#FFFFFF text · best 14.52:1#1B1F69
#693E1B#FFFFFF text · best 9.11:1#693E1B
#B2AC2E#000000 text · best 8.83:1#B2AC2E
Sepia#FFFFFF text · best 8.47:1#704214

Generated Palette

#6A661B#6A661B
#1B1F69#1B1F69
#693E1B#693E1B
#46691B#46691B
#B2AC2E#B2AC2E
#201F08#201F08

Color Harmonies

#1B1F69#1B1F69
#693E1B#693E1B
#46691B#46691B
#1B6966#1B6966
#661B69#661B69

Variants

#B2AC2E#B2AC2E
#201F08#201F08
#78730D#78730D
#5B582A#5B582A
#B9B44B#B9B44B
#ADA500#ADA500

Nearest Named Colors

Fern Frond#657220
Dark Olive Green#556B2F
Moss Deep#4A5D23
Sepia#704214
Coffee#6F4E37

Related HEX Guides

Fern Frond colorOpen the nearest named color reference for #657220.Dark Olive Green colorOpen the nearest named color reference for #556B2F.Moss Deep colorOpen the nearest named color reference for #4A5D23.Yellow color familyBrowse named yellow colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.Earth Tone colorsFind colors in the earth tone group.Color palettesBrowse palette systems related to generated color combinations.Compare colorsCompare named colors near this HEX value.Accessible colorsBrowse WCAG-friendly named colors and safe text options.#6A661B APIOpen the machine-readable JSON record for this HEX value.