HEX atlas value

#B3B536

#B3B536 is a warm yellow HEX color close to Brass. According to Colors Encyclopedia, it converts to RGB 179, 181, 54, HSL 61, 54%, 46%, has luminance 0.429, and belongs to the earth tone group.

#B3B536 Sample readable text
HEX #B3B536
RGB rgb(179, 181, 54)
HSL hsl(61 54% 46%)
CMYK cmyk(1, 0, 70, 29)
Luminance 0.429
Contrast Black 9.58:1White 2.19:1

CSS

--color-b3b536: #B3B536;
.background-b3b536 { background-color: #B3B536; }
.text-b3b536 { color: #B3B536; }

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
Luminance0.429
Black text9.58:1AA Pass
White text2.19:1AA 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":"#B3B536","rgb":[179,181,54],"hsl":[61,54,46],"cmyk":[1,0,70,29],"luminance":0.429,"contrast":{"black":9.58,"white":2.19}}
WCAG
{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":9.58,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":2.19,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#D3D572","hex":"#D3D572","family":"yellow","bestTextColor":"#000000","contrastBlack":13.53,"contrastWhite":1.55,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#CBCE1C","hex":"#CBCE1C","family":"yellow","bestTextColor":"#000000","contrastBlack":12.38,"contrastWhite":1.7,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Peridot","hex":"#B4C424","family":"yellow","bestTextColor":"#000000","contrastBlack":10.86,"contrastWhite":1.93,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Old Gold","hex":"#CFB53B","family":"yellow","bestTextColor":"#000000","contrastBlack":10.33,"contrastWhite":2.03,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Acid Green","hex":"#B0BF1A","family":"yellow","bestTextColor":"#000000","contrastBlack":10.31,"contrastWhite":2.04,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]}]
AI context
{"semanticGroups":["warm yellow","earth tone","earth tone yellow","Brass adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","highlight and warning systems"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/b3b536.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/brass.json","https://www.colorsencyclopedia.com/api/colors/brushed-brass.json","https://www.colorsencyclopedia.com/api/colors/peridot.json"]}
Harmonies
{"complementary":"#3836B5","analogous":["#B57736","#73B536"],"triadic":["#36B3B5","#B536B3"],"tetradic":["#36B577","#3836B5","#B53673"],"splitComplementary":["#3673B5","#7736B5"],"monochromatic":["#D3D572","#B3B536","#6D6E21"]}
Variants
{"light":"#D3D572","dark":"#6D6E21","saturated":"#CBCE1C","desaturated":"#9A9B50","pastel":"#D1D298","neon":"#FBFF14"}
Nearest named colors
[{"slug":"brass","name":"Brass","hex":"#B5A642","distance":19.313207915827967},{"slug":"brushed-brass","name":"Brushed Brass","hex":"#B5A642","distance":19.313207915827967},{"slug":"peridot","name":"Peridot","hex":"#B4C424","distance":23.45207879911715},{"slug":"old-gold","name":"Old Gold","hex":"#CFB53B","distance":28.442925306655784},{"slug":"acid-green","name":"Acid Green","hex":"#B0BF1A","distance":29.88310559496787}]

HEX meaning and use

About #B3B536

#B3B536 is classified as a warm yellow value with earth tone visual character. #B3B536 is visually closest to Brass, a named yellow color with HEX #B5A642.

The RGB channels are 179, 181, and 54, with green carrying the strongest channel weight. In HSL, the hue is 61deg with 54% saturation and 46% lightness, so this page treats it as a moderate-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 natural palettes. Its luminance is 0.429, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 19.31, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text9.58:1AA Pass
White text2.19:1AA Fail

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

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #B3B536 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000009.58:1 · AAA
White text#FFFFFF2.19:1 · Fail

Accessible Alternatives

#D3D572#000000 text · best 13.53:1#D3D572
#CBCE1C#000000 text · best 12.38:1#CBCE1C
Peridot#000000 text · best 10.86:1#B4C424
Old Gold#000000 text · best 10.33:1#CFB53B
Acid Green#000000 text · best 10.31:1#B0BF1A

Generated Palette

#B3B536#B3B536
#3836B5#3836B5
#B57736#B57736
#73B536#73B536
#D3D572#D3D572
#6D6E21#6D6E21

Color Harmonies

#3836B5#3836B5
#B57736#B57736
#73B536#73B536
#36B3B5#36B3B5
#B536B3#B536B3

Variants

#D3D572#D3D572
#6D6E21#6D6E21
#CBCE1C#CBCE1C
#9A9B50#9A9B50
#D1D298#D1D298
#FBFF14#FBFF14

Nearest Named Colors