HEX atlas value

#5B6A1B

#5B6A1B is a cool green HEX color close to Fern Frond. According to Colors Encyclopedia, it converts to RGB 91, 106, 27, HSL 71, 59%, 26%, has luminance 0.1261, and belongs to the earth tone and jewel tone groups.

green cool earth-tone jewel-tone

#5B6A1B Sample readable text

HEX #5B6A1B

RGB rgb(91, 106, 27)

HSL hsl(71 59% 26%)

CMYK cmyk(14, 0, 75, 58)

Luminance 0.1261

Contrast Black 3.52:1White 5.96:1

CSS

--color-5b6a1b: #5B6A1B;
.background-5b6a1b { background-color: #5B6A1B; }
.text-5b6a1b { color: #5B6A1B; }

Luminance0.1261

Black text3.52:1AA Fail

White text5.96:1AA 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":"#5B6A1B","rgb":[91,106,27],"hsl":[71,59,26],"cmyk":[14,0,75,58],"luminance":0.1261,"contrast":{"black":3.52,"white":5.96}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":3.52,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":5.96,"wcagAA":true,"wcagAAA":false}]

Accessible alternatives

[{"name":"#1C2008","hex":"#1C2008","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.26,"contrastWhite":16.67,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#2A1B69","hex":"#2A1B69","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.46,"contrastWhite":14.38,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#9AB22E","hex":"#9AB22E","family":"green","bestTextColor":"#000000","contrastBlack":8.78,"contrastWhite":2.39,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Terre Verte","hex":"#385E0F","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.78,"contrastWhite":7.56,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]},{"name":"#69511B","hex":"#69511B","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":2.79,"contrastWhite":7.52,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]}]

AI context

{"semanticGroups":["cool green","earth tone","jewel tone","earth tone green","jewel tone green","Fern Frond adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","rich accent palettes","botanical and wellness palettes"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/5b6a1b.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":"#2A1B69","analogous":["#69511B","#34691B"],"triadic":["#1B5B69","#691B5B"],"tetradic":["#1B6951","#2A1B69","#691B34"],"splitComplementary":["#1B3469","#511B69"],"monochromatic":["#9AB22E","#5B6A1B","#1C2008"]}

Variants

{"light":"#9AB22E","dark":"#1C2008","saturated":"#64780D","desaturated":"#525B2A","pastel":"#A5B94B","neon":"#8EAD00"}

Nearest named colors

[{"slug":"fern-frond","name":"Fern Frond","hex":"#657220","distance":13.74772708486752},{"slug":"dark-olive-green","name":"Dark Olive Green","hex":"#556B2F","distance":20.904544960366874},{"slug":"moss-deep","name":"Moss Deep","hex":"#4A5D23","distance":22.847319317591726},{"slug":"avocado","name":"Avocado","hex":"#568203","distance":34.307433596816885},{"slug":"terre-verte","name":"Terre Verte","hex":"#385E0F","distance":38.897300677553446}]

HEX meaning and use

About #5B6A1B

#5B6A1B is classified as a cool green value with earth tone and jewel tone visual character. #5B6A1B is visually closest to Fern Frond, a named green color with HEX #657220.

The RGB channels are 91, 106, and 27, with green carrying the strongest channel weight. In HSL, the hue is 71deg 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 0.1261, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 13.75, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text3.52:1AA Fail

White text5.96:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #5B6A1B needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000003.52:1 · Fail

White text#FFFFFF5.96:1 · AA

Accessible Alternatives

#1C2008#FFFFFF text · best 16.67:1#1C2008

#2A1B69#FFFFFF text · best 14.38:1#2A1B69

#9AB22E#000000 text · best 8.78:1#9AB22E

Terre Verte#FFFFFF text · best 7.56:1#385E0F

#69511B#FFFFFF text · best 7.52:1#69511B

Generated Palette

#5B6A1B#5B6A1B

#2A1B69#2A1B69

#69511B#69511B

#34691B#34691B

#9AB22E#9AB22E

#1C2008#1C2008

Color Harmonies

#2A1B69#2A1B69

#69511B#69511B

#34691B#34691B

#1B5B69#1B5B69

#691B5B#691B5B

Variants

#9AB22E#9AB22E

#1C2008#1C2008

#64780D#64780D

#525B2A#525B2A

#A5B94B#A5B94B

#8EAD00#8EAD00

Nearest Named Colors

Fern Frond#657220

Dark Olive Green#556B2F

Moss Deep#4A5D23

Avocado#568203

Terre Verte#385E0F

#5B6A1B

CSS

Machine-Readable HEX Data (JSON)

About #5B6A1B

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides