HEX atlas value

#B4D813

#B4D813 is a cool green HEX color close to Peridot. According to Colors Encyclopedia, it converts to RGB 180, 216, 19, HSL 71, 84%, 46%, has luminance 0.5886, and belongs to the vibrant group.

green cool vibrant

#B4D813 Sample readable text

HEX #B4D813

RGB rgb(180, 216, 19)

HSL hsl(71 84% 46%)

CMYK cmyk(17, 0, 91, 15)

Luminance 0.5886

Contrast Black 12.77:1White 1.64:1

CSS

--color-b4d813: #B4D813;
.background-b4d813 { background-color: #B4D813; }
.text-b4d813 { color: #B4D813; }

Luminance0.5886

Black text12.77:1AA Pass

White text1.64:1AA 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

Structured sections

Color systems

{"hex":"#B4D813","rgb":[180,216,19],"hsl":[71,84,46],"cmyk":[17,0,91,15],"luminance":0.5886,"contrast":{"black":12.77,"white":1.64}}

WCAG

{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A"]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":12.77,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.64,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"Green Yellow","hex":"#ADFF2F","family":"green","bestTextColor":"#000000","contrastBlack":17.12,"contrastWhite":1.23,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#D4F056","hex":"#D4F056","family":"green","bestTextColor":"#000000","contrastBlack":16.4,"contrastWhite":1.28,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#C0EB00","hex":"#C0EB00","family":"green","bestTextColor":"#000000","contrastBlack":15.12,"contrastWhite":1.39,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Pear","hex":"#D1E231","family":"yellow","bestTextColor":"#000000","contrastBlack":14.63,"contrastWhite":1.44,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#51D813","hex":"#51D813","family":"green","bestTextColor":"#000000","contrastBlack":11.18,"contrastWhite":1.88,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]}]

AI context

{"semanticGroups":["cool green","vibrant","vibrant green","Peridot adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/b4d813.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/peridot.json","https://www.colorsencyclopedia.com/api/colors/acid-green.json","https://www.colorsencyclopedia.com/api/colors/yellow-green.json"]}

Harmonies

{"complementary":"#3713D8","analogous":["#D89913","#51D813"],"triadic":["#13B4D8","#D813B4"],"tetradic":["#13D899","#3713D8","#D81351"],"splitComplementary":["#1351D8","#9913D8"],"monochromatic":["#D4F056","#B4D813","#6D830B"]}

Variants

{"light":"#D4F056","dark":"#6D830B","saturated":"#C0EB00","desaturated":"#A3BE2D","pastel":"#D5E882","neon":"#D4FF14"}

Nearest named colors

[{"slug":"peridot","name":"Peridot","hex":"#B4C424","distance":26.248809496813376},{"slug":"acid-green","name":"Acid Green","hex":"#B0BF1A","distance":26.267851073127396},{"slug":"yellow-green","name":"Yellow Green","hex":"#9ACD32","distance":41.92851058647326},{"slug":"pear","name":"Pear","hex":"#D1E231","distance":42.906875905849866},{"slug":"green-yellow","name":"Green Yellow","hex":"#ADFF2F","distance":48.518037882832814}]

HEX meaning and use

About #B4D813

#B4D813 is classified as a cool green value with vibrant visual character. #B4D813 is visually closest to Peridot, a named yellow color with HEX #B4C424.

The RGB channels are 180, 216, and 19, with green carrying the strongest channel weight. In HSL, the hue is 71deg with 84% saturation and 46% 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 0.5886, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 26.25, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text12.77:1AA Pass

White text1.64:1AA Fail

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

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #B4D813 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000012.77:1 · AAA

White text#FFFFFF1.64:1 · Fail

Accessible Alternatives

Green Yellow#000000 text · best 17.12:1#ADFF2F

#D4F056#000000 text · best 16.4:1#D4F056

#C0EB00#000000 text · best 15.12:1#C0EB00

Pear#000000 text · best 14.63:1#D1E231

#51D813#000000 text · best 11.18:1#51D813

Generated Palette

#B4D813#B4D813

#3713D8#3713D8

#D89913#D89913

#51D813#51D813

#D4F056#D4F056

#6D830B#6D830B

Color Harmonies

#3713D8#3713D8

#D89913#D89913

#51D813#51D813

#13B4D8#13B4D8

#D813B4#D813B4

Variants

#D4F056#D4F056

#6D830B#6D830B

#C0EB00#C0EB00

#A3BE2D#A3BE2D

#D5E882#D5E882

#D4FF14#D4FF14

Nearest Named Colors

Peridot#B4C424

Acid Green#B0BF1A

Yellow Green#9ACD32

Pear#D1E231

Green Yellow#ADFF2F

#B4D813

CSS

Machine-Readable HEX Data (JSON)

About #B4D813

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides