#B5CD37#B5CD37

#B5CD37 is a light, vivid yellow. Relative luminance 0.538; OKLCH L 80.4% C 0.169 H 118.4°. Best body text is #000000 at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#B5CD37
RGB	rgb(181, 205, 55)
HSL	hsl(70, 60%, 51%)
HSV	hsv(70, 73%, 80%)
CMYK	cmyk(11.7%, 0%, 73.2%, 19.6%)
CIE-LAB	lab(78.32, -27.01, 67.27)
CIE-LCH	lch(78.32, 72.49, 111.87°)
OKLab	oklab(80.39% -0.0806 0.149)
OKLCH	oklch(80.39% 0.169 118.4)
XYZ	xyz(41.5779, 53.7626, 11.8006)
Luminance	0.5376 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5CD37 #4F37CD

analogous

#CD9A37 #B5CD37 #6ACD37

triadic

#B5CD37 #37B5CD #CD37B5

tetradic

#B5CD37 #37CD9A #4F37CD #CD376A

square

#B5CD37 #37CD9A #4F37CD #CD376A

split-complementary

#B5CD37 #376ACD #9A37CD

monochromatic

#616E1C #8C9F28 #B5CD37 #C7D968 #D9E599

Accessibility & contrast

On white

1.79

#B5CD37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.75

#B5CD37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5CD37

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5CD37	#FFFFFF	#000000	##000000
##B5CD37	1.00	1.79	11.75	11.75
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.75	21.00	1.00	1.00
##000000	11.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC218

Deuteranopia (green-blind)

#D8C244

Tritanopia (blue-blind)

#C0C2B0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #b5cd37;
/* rgb */ color: rgb(181, 205, 55);
/* oklch */ color: oklch(80.4% 0.169 118.4);

Tailwind

colors: {
  custom: {
    50: '#cfdc78',
    500: '#b5cd37',
    950: '#000000',
  },
}

SCSS

$custom: #b5cd37;
$custom-light: #cfdc78;
$custom-dark: #000000;

JSON

{
  "hex": "#b5cd37",
  "rgb": {
    "r": 181,
    "g": 205,
    "b": 55
  },
  "hsl": {
    "h": 69.6,
    "s": 60,
    "l": 50.98
  },
  "oklch": {
    "l": 0.8039,
    "c": 0.1694,
    "h": 118.4
  },
  "luminance": 0.53762
}

Semantic roles & 50–950 ramp

primary

#B5CD37

secondary

#3C3177

accent

#45E35E

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5CD37

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

Preview Lab → · Contrast checker → · Palette generator →