HEX atlas value

#C5E31C

#C5E31C is a warm yellow HEX color nearest Pear. RGB 197, 227, 28, HSL 69° 78% 50%, luminance 0.6689; view contrast and conversions.

yellow warm vibrant

#C5E31C Sample readable text

HEX #C5E31C

RGB rgb(197, 227, 28)

HSL hsl(69 78% 50%)

CMYK cmyk(13, 0, 88, 11)

Luminance 0.6689

Contrast Black 14.38:1White 1.46:1

CSS

--color-c5e31c: #C5E31C;
.background-c5e31c { background-color: #C5E31C; }
.text-c5e31c { color: #C5E31C; }

HEX meaning and use

About #C5E31C

#C5E31C is classified as a warm yellow value with vibrant visual character. #C5E31C is visually closest to Pear, a named yellow color with HEX #D1E231.

The RGB channels are 197, 227, and 28, with green carrying the strongest channel weight. In HSL, the hue is 69deg with 78% saturation and 50% lightness, so this page treats it as a high-saturation, mid-lightness atlas color rather than a generic swatch.

Practical uses for this HEX value include color conversion, WCAG contrast checks, CSS color tokens, and high-energy accents. Its luminance is 0.6689, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 24.21, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text14.38:1AA Pass

White text1.46:1AA Fail

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

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #C5E31C needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000014.38:1 · AAA

White text#FFFFFF1.46:1 · Fail

Accessible Alternatives

#D9FF00#D9FF00 · #000000 text · best 18.25:1 Electric Lime#CCFF00 · #000000 text · best 17.87:1 Green Yellow#ADFF2F · #000000 text · best 17.12:1 #DAED6E#DAED6E · #000000 text · best 16.32:1 Pear#D1E231 · #000000 text · best 14.63:1

Generated Palette

#C5E31C#C5E31C

#3A1CE3#3A1CE3

#E39D1C#E39D1C

#62E31C#62E31C

#DAED6E#DAED6E

#7E9112#7E9112

Color Harmonies

#3A1CE3#3A1CE3

#E39D1C#E39D1C

#62E31C#62E31C

#1CC5E3#1CC5E3

#E31CC5#E31CC5

Variants

#DAED6E#DAED6E

#7E9112#7E9112

#D9FF00#D9FF00

#B1C738#B1C738

#DBE797#DBE797

#DFFF29#DFFF29

Nearest Named Colors

Pear#D1E231

Peridot#B4C424

Electric Lime#CCFF00

Citrine#E4D00A

Green Yellow#ADFF2F

Luminance0.6689

Black text14.38:1AA Pass

White text1.46:1AA 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":"#C5E31C","rgb":[197,227,28],"hsl":[69,78,50],"cmyk":[13,0,88,11],"luminance":0.6689,"contrast":{"black":14.38,"white":1.46}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":14.38,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.46,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#D9FF00","hex":"#D9FF00","family":"yellow","bestTextColor":"#000000","contrastBlack":18.25,"contrastWhite":1.15,"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":"Green Yellow","hex":"#ADFF2F","family":"green","bestTextColor":"#000000","contrastBlack":17.12,"contrastWhite":1.23,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#DAED6E","hex":"#DAED6E","family":"yellow","bestTextColor":"#000000","contrastBlack":16.32,"contrastWhite":1.29,"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"]}]

AI context

{"semanticGroups":["warm yellow","vibrant","vibrant yellow","Pear 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/c5e31c.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/pear.json","https://www.colorsencyclopedia.com/api/colors/peridot.json","https://www.colorsencyclopedia.com/api/colors/electric-lime.json"]}

Harmonies

{"complementary":"#3A1CE3","analogous":["#E39D1C","#62E31C"],"triadic":["#1CC5E3","#E31CC5"],"tetradic":["#1CE39D","#3A1CE3","#E31C62"],"splitComplementary":["#1C62E3","#9D1CE3"],"monochromatic":["#DAED6E","#C5E31C","#7E9112"]}

Variants

{"light":"#DAED6E","dark":"#7E9112","saturated":"#D9FF00","desaturated":"#B1C738","pastel":"#DBE797","neon":"#DFFF29"}

Nearest named colors

[{"slug":"pear","name":"Pear","hex":"#D1E231","distance":24.20743687382041},{"slug":"peridot","name":"Peridot","hex":"#B4C424","distance":36.24913792078372},{"slug":"electric-lime","name":"Electric Lime","hex":"#CCFF00","distance":40.2119385257662},{"slug":"citrine","name":"Citrine","hex":"#E4D00A","distance":40.570925550201586},{"slug":"green-yellow","name":"Green Yellow","hex":"#ADFF2F","distance":41.48493702538308}]

#C5E31C

CSS

About #C5E31C

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Machine-Readable HEX Data (JSON)

Related HEX Guides