HEX atlas value

#B3D204

#B3D204 is a warm yellow HEX color close to Acid Green. According to Colors Encyclopedia, it converts to RGB 179, 210, 4, HSL 69, 96%, 42%, has luminance 0.5569, and belongs to the vibrant group.

yellow warm vibrant

#B3D204 Sample readable text

HEX #B3D204

RGB rgb(179, 210, 4)

HSL hsl(69 96% 42%)

CMYK cmyk(15, 0, 98, 18)

Luminance 0.5569

Contrast Black 12.14:1White 1.73:1

CSS

--color-b3d204: #B3D204;
.background-b3d204 { background-color: #B3D204; }
.text-b3d204 { color: #B3D204; }

Luminance0.5569

Black text12.14:1AA Pass

White text1.73:1AA 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":"#B3D204","rgb":[179,210,4],"hsl":[69,96,42],"cmyk":[15,0,98,18],"luminance":0.5569,"contrast":{"black":12.14,"white":1.73}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":12.14,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.73,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#DEFB37","hex":"#DEFB37","family":"yellow","bestTextColor":"#000000","contrastBlack":17.96,"contrastWhite":1.17,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Electric Lime","hex":"#CCFF00","family":"green","bestTextColor":"#000000","contrastBlack":17.87,"contrastWhite":1.18,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Citrine","hex":"#E4D00A","family":"yellow","bestTextColor":"#000000","contrastBlack":13.33,"contrastWhite":1.58,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#B6D600","hex":"#B6D600","family":"yellow","bestTextColor":"#000000","contrastBlack":12.61,"contrastWhite":1.67,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Yellow Green","hex":"#9ACD32","family":"green","bestTextColor":"#000000","contrastBlack":11.15,"contrastWhite":1.88,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]}]

AI context

{"semanticGroups":["warm yellow","vibrant","vibrant yellow","Acid Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents","highlight and warning systems"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/b3d204.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/acid-green.json","https://www.colorsencyclopedia.com/api/colors/peridot.json","https://www.colorsencyclopedia.com/api/colors/citrine.json"]}

Harmonies

{"complementary":"#2304D2","analogous":["#D28A04","#4CD204"],"triadic":["#04B3D2","#D204B3"],"tetradic":["#04D28A","#2304D2","#D2044C"],"splitComplementary":["#044CD2","#8A04D2"],"monochromatic":["#DEFB37","#B3D204","#667802"]}

Variants

{"light":"#DEFB37","dark":"#667802","saturated":"#B6D600","desaturated":"#A3BA1C","pastel":"#DBEF67","neon":"#D9FF00"}

Nearest named colors

[{"slug":"acid-green","name":"Acid Green","hex":"#B0BF1A","distance":29.223278392404914},{"slug":"peridot","name":"Peridot","hex":"#B4C424","distance":34.942810419312295},{"slug":"citrine","name":"Citrine","hex":"#E4D00A","distance":49.4064773081425},{"slug":"electric-lime","name":"Electric Lime","hex":"#CCFF00","distance":51.633322573702344},{"slug":"yellow-green","name":"Yellow Green","hex":"#9ACD32","distance":52.592775169218825}]

HEX meaning and use

About #B3D204

#B3D204 is classified as a warm yellow value with vibrant visual character. #B3D204 is visually closest to Acid Green, a named yellow color with HEX #B0BF1A.

The RGB channels are 179, 210, and 4, with green carrying the strongest channel weight. In HSL, the hue is 69deg with 96% saturation and 42% 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 0.5569, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 29.22, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text12.14:1AA Pass

White text1.73:1AA Fail

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

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #B3D204 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000012.14:1 · AAA

White text#FFFFFF1.73:1 · Fail

Accessible Alternatives

#DEFB37#000000 text · best 17.96:1#DEFB37

Electric Lime#000000 text · best 17.87:1#CCFF00

Citrine#000000 text · best 13.33:1#E4D00A

#B6D600#000000 text · best 12.61:1#B6D600

Yellow Green#000000 text · best 11.15:1#9ACD32

Generated Palette

#B3D204#B3D204

#2304D2#2304D2

#D28A04#D28A04

#4CD204#4CD204

#DEFB37#DEFB37

#667802#667802

Color Harmonies

#2304D2#2304D2

#D28A04#D28A04

#4CD204#4CD204

#04B3D2#04B3D2

#D204B3#D204B3

Variants

#DEFB37#DEFB37

#667802#667802

#B6D600#B6D600

#A3BA1C#A3BA1C

#DBEF67#DBEF67

#D9FF00#D9FF00

Nearest Named Colors

Acid Green#B0BF1A

Peridot#B4C424

Citrine#E4D00A

Electric Lime#CCFF00

Yellow Green#9ACD32

#B3D204

CSS

Machine-Readable HEX Data (JSON)

About #B3D204

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides