#B5CE37#B5CE37

#B5CE37 is a light, vivid yellow. Relative luminance 0.542; OKLCH L 80.6% C 0.171 H 118.7°. Best body text is #000000 at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#B5CE37
RGB	rgb(181, 206, 55)
HSL	hsl(70, 61%, 51%)
HSV	hsv(70, 73%, 81%)
CMYK	cmyk(12.1%, 0%, 73.3%, 19.2%)
CIE-LAB	lab(78.60, -27.48, 67.54)
CIE-LCH	lch(78.60, 72.92, 112.14°)
OKLab	oklab(80.62% -0.082 0.1495)
OKLCH	oklch(80.62% 0.171 118.7)
XYZ	xyz(41.8178, 54.2425, 11.8806)
Luminance	0.5424 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5CE37 #5037CE

analogous

#CE9B37 #B5CE37 #69CE37

triadic

#B5CE37 #37B5CE #CE37B5

tetradic

#B5CE37 #37CE9B #5037CE #CE3769

square

#B5CE37 #37CE9B #5037CE #CE3769

split-complementary

#B5CE37 #3769CE #9B37CE

monochromatic

#616F1B #8CA027 #B5CE37 #C7DA68 #D9E699

Accessibility & contrast

On white

1.77

#B5CE37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.85

#B5CE37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5CE37

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5CE37	#FFFFFF	#000000	##000000
##B5CE37	1.00	1.77	11.85	11.85
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.85	21.00	1.00	1.00
##000000	11.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC217

Deuteranopia (green-blind)

#D9C344

Tritanopia (blue-blind)

#C0C3B1

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #b5ce37;
/* rgb */ color: rgb(181, 206, 55);
/* oklch */ color: oklch(80.6% 0.171 118.7);

Tailwind

colors: {
  custom: {
    50: '#cfdc79',
    500: '#b5ce37',
    950: '#000000',
  },
}

SCSS

$custom: #b5ce37;
$custom-light: #cfdc79;
$custom-dark: #000000;

JSON

{
  "hex": "#b5ce37",
  "rgb": {
    "r": 181,
    "g": 206,
    "b": 55
  },
  "hsl": {
    "h": 69.934,
    "s": 60.643,
    "l": 51.176
  },
  "oklch": {
    "l": 0.80615,
    "c": 0.17052,
    "h": 118.7
  },
  "luminance": 0.54242
}

Semantic roles & 50–950 ramp

primary

#B5CE37

secondary

#3D3179

accent

#44E45E

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5CE37

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →