#B5D437#B5D437

#B5D437 is a light, vivid yellow-green. Relative luminance 0.572; OKLCH L 82.0% C 0.177 H 120.4°. Best body text is #000000 at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#B5D437
RGB	rgb(181, 212, 55)
HSL	hsl(72, 65%, 52%)
HSV	hsv(72, 74%, 83%)
CMYK	cmyk(14.6%, 0%, 74.1%, 16.9%)
CIE-LAB	lab(80.28, -30.32, 69.14)
CIE-LCH	lch(80.28, 75.50, 113.68°)
OKLab	oklab(81.97% -0.0898 0.1529)
OKLCH	oklch(81.97% 0.177 120.4)
XYZ	xyz(43.2899, 57.1867, 12.3713)
Luminance	0.5719 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D437 #5637D4

analogous

#D4A437 #B5D437 #67D437

triadic

#B5D437 #37B5D4 #D437B5

tetradic

#B5D437 #37D4A4 #5637D4 #D43767

square

#B5D437 #37D4A4 #5637D4 #D43767

split-complementary

#B5D437 #3767D4 #A437D4

monochromatic

#65771A #8FA924 #B5D437 #C8DF69 #DAEA9C

Accessibility & contrast

On white

1.69

#B5D437 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.44

#B5D437 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D437

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D437	#FFFFFF	#000000	##000000
##B5D437	1.00	1.69	12.44	12.44
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.44	21.00	1.00	1.00
##000000	12.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C813

Deuteranopia (green-blind)

#DEC745

Tritanopia (blue-blind)

#BFC9B6

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #b5d437;
/* rgb */ color: rgb(181, 212, 55);
/* oklch */ color: oklch(82.0% 0.177 120.4);

Tailwind

colors: {
  custom: {
    50: '#cfe179',
    500: '#b5d437',
    950: '#000000',
  },
}

SCSS

$custom: #b5d437;
$custom-light: #cfe179;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d437",
  "rgb": {
    "r": 181,
    "g": 212,
    "b": 55
  },
  "hsl": {
    "h": 71.847,
    "s": 64.609,
    "l": 52.353
  },
  "oklch": {
    "l": 0.81969,
    "c": 0.17732,
    "h": 120.4
  },
  "luminance": 0.57187
}

Semantic roles & 50–950 ramp

primary

#B5D437

secondary

#40307F

accent

#40E861

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5D437

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

Preview Lab → · Contrast checker → · Palette generator →