#B5D637#B5D637

#B5D637 is a very light, vivid yellow-green. Relative luminance 0.582; OKLCH L 82.4% C 0.180 H 120.9°. Best body text is #000000 at 12.64:1 contrast (WCAG AA passes).

Color values

HEX#B5D637
RGBrgb(181, 214, 55)
HSLhsl(72, 66%, 53%)
HSVhsv(72, 74%, 84%)
CMYKcmyk(15.4%, 0%, 74.3%, 16.1%)
CIE-LABlab(80.85, -31.26, 69.67)
CIE-LCHlch(80.85, 76.36, 114.16°)
OKLaboklab(82.42% -0.0924 0.154)
OKLCHoklch(82.42% 0.18 120.9)
XYZxyz(43.7930, 58.1928, 12.5389)
Luminance0.5819 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B5D637 #5837D6
analogous
#D6A837 #B5D637 #65D637
triadic
#B5D637 #37B5D6 #D637B5
tetradic
#B5D637 #37D6A8 #5837D6 #D63765
square
#B5D637 #37D6A8 #5837D6 #D63765
split-complementary
#B5D637 #3765D6 #A837D6
monochromatic
#667A19 #90AC23 #B5D637 #C8E06A #DBEB9D

Accessibility & contrast

On white

1.66
#B5D637 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.64
#B5D637 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D637
12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B5D637#FFFFFF#000000##000000
##B5D6371.001.6612.6412.64
#FFFFFF1.661.0021.0021.00
#00000012.6421.001.001.00
##00000012.6421.001.001.00

Color blindness preview

Protanopia (red-blind)
#E3C912
Deuteranopia (green-blind)
#DFC946
Tritanopia (blue-blind)
#BFCBB8
Achromatopsia (no color)
#C9C9C9

Design tokens & code

CSS
--color: #b5d637;
/* rgb */ color: rgb(181, 214, 55);
/* oklch */ color: oklch(82.4% 0.180 120.9);
Tailwind
colors: {
  custom: {
    50: '#cfe279',
    500: '#b5d637',
    950: '#000000',
  },
}
SCSS
$custom: #b5d637;
$custom-light: #cfe279;
$custom-dark: #000000;
JSON
{
  "hex": "#b5d637",
  "rgb": {
    "r": 181,
    "g": 214,
    "b": 55
  },
  "hsl": {
    "h": 72.453,
    "s": 65.975,
    "l": 52.745
  },
  "oklch": {
    "l": 0.82422,
    "c": 0.1796,
    "h": 120.9
  },
  "luminance": 0.58193
}

Semantic roles & 50–950 ramp

primary
#B5D637
secondary
#413082
accent
#3FE962
background
#FEFEFB
surface
#FBFCF2
border
#D4D5CC
text
#14150A
muted
#83847D

Preview Lab

Preview with #B5D637

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

Preview Lab → · Contrast checker → · Palette generator →

#B5D637 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva