HEX atlas value

#B3C9B1

#B3C9B1 is a cool green HEX color close to Ash Gray. According to Colors Encyclopedia, it converts to RGB 179, 201, 177, HSL 115, 18%, 74%, has luminance 0.5453, and belongs to the muted group.

#B3C9B1 Sample readable text
HEX #B3C9B1
RGB rgb(179, 201, 177)
HSL hsl(115 18% 74%)
CMYK cmyk(11, 0, 12, 21)
Luminance 0.5453
Contrast Black 11.91:1White 1.76:1

CSS

--color-b3c9b1: #B3C9B1;
.background-b3c9b1 { background-color: #B3C9B1; }
.text-b3c9b1 { color: #B3C9B1; }

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
Luminance0.5453
Black text11.91:1AA Pass
White text1.76:1AA 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":"#B3C9B1","rgb":[179,201,177],"hsl":[115,18,74],"cmyk":[11,0,12,21],"luminance":0.5453,"contrast":{"black":11.91,"white":1.76}}
WCAG
{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":11.91,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.76,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#E8EEE7","hex":"#E8EEE7","family":"green","bestTextColor":"#000000","contrastBlack":17.81,"contrastWhite":1.18,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Celadon","hex":"#ACE1AF","family":"green","bestTextColor":"#000000","contrastBlack":14.14,"contrastWhite":1.48,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#A7D7A2","hex":"#A7D7A2","family":"green","bestTextColor":"#000000","contrastBlack":12.89,"contrastWhite":1.63,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#BFC9B1","hex":"#BFC9B1","family":"green","bestTextColor":"#000000","contrastBlack":12.2,"contrastWhite":1.72,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#B1C9BB","hex":"#B1C9BB","family":"green","bestTextColor":"#000000","contrastBlack":11.94,"contrastWhite":1.76,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]}]
AI context
{"semanticGroups":["cool green","muted","muted green","Ash Gray adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","muted interface themes","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/b3c9b1.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/ash-gray.json","https://www.colorsencyclopedia.com/api/colors/pumice.json","https://www.colorsencyclopedia.com/api/colors/opal.json"]}
Harmonies
{"complementary":"#C7B1C9","analogous":["#BFC9B1","#B1C9BB"],"triadic":["#B1B3C9","#C9B1B3"],"tetradic":["#B1BFC9","#C7B1C9","#C9BBB1"],"splitComplementary":["#BBB1C9","#C9B1BF"],"monochromatic":["#E8EEE7","#B3C9B1","#7EA37B"]}
Variants
{"light":"#E8EEE7","dark":"#7EA37B","saturated":"#A7D7A2","desaturated":"#BDBDBD","pastel":"#FCFDFC","neon":"#ABFFA3"}
Nearest named colors
[{"slug":"ash-gray","name":"Ash Gray","hex":"#B2BEB5","distance":11.74734012447073},{"slug":"pumice","name":"Pumice","hex":"#BAC0B4","distance":11.789826122551595},{"slug":"opal","name":"Opal","hex":"#A8C3BC","distance":16.673332000533065},{"slug":"silver","name":"Silver","hex":"#C0C0C0","distance":21.79449471770337},{"slug":"celadon","name":"Celadon","hex":"#ACE1AF","distance":25.079872407968907}]

HEX meaning and use

About #B3C9B1

#B3C9B1 is classified as a cool green value with muted visual character. #B3C9B1 is visually closest to Ash Gray, a named green color with HEX #B2BEB5.

The RGB channels are 179, 201, and 177, with green carrying the strongest channel weight. In HSL, the hue is 115deg with 18% saturation and 74% lightness, so this page treats it as a low-saturation, light 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 muted interface themes. Its luminance is 0.5453, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 11.75, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text11.91:1AA Pass
White text1.76:1AA Fail

AA text options: #000000, #1A1A1A, #36454F.

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #B3C9B1 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000011.91:1 · AAA
White text#FFFFFF1.76:1 · Fail

Accessible Alternatives

#E8EEE7#000000 text · best 17.81:1#E8EEE7
Celadon#000000 text · best 14.14:1#ACE1AF
#A7D7A2#000000 text · best 12.89:1#A7D7A2
#BFC9B1#000000 text · best 12.2:1#BFC9B1
#B1C9BB#000000 text · best 11.94:1#B1C9BB

Generated Palette

#B3C9B1#B3C9B1
#C7B1C9#C7B1C9
#BFC9B1#BFC9B1
#B1C9BB#B1C9BB
#E8EEE7#E8EEE7
#7EA37B#7EA37B

Color Harmonies

#C7B1C9#C7B1C9
#BFC9B1#BFC9B1
#B1C9BB#B1C9BB
#B1B3C9#B1B3C9
#C9B1B3#C9B1B3

Variants

#E8EEE7#E8EEE7
#7EA37B#7EA37B
#A7D7A2#A7D7A2
#BDBDBD#BDBDBD
#FCFDFC#FCFDFC
#ABFFA3#ABFFA3

Nearest Named Colors