#B4D139#B4D139

#B4D139 is a light, vivid yellow-green. Relative luminance 0.556; OKLCH L 81.2% C 0.173 H 120.0°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX#B4D139
RGBrgb(180, 209, 57)
HSLhsl(71, 62%, 52%)
HSVhsv(71, 73%, 82%)
CMYKcmyk(13.9%, 0%, 72.7%, 18%)
CIE-LABlab(79.39, -29.21, 67.59)
CIE-LCHlch(79.39, 73.64, 113.38°)
OKLaboklab(81.23% -0.0865 0.15)
OKLCHoklch(81.23% 0.173 120)
XYZxyz(42.3622, 55.5998, 12.3703)
Luminance0.5560 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B4D139 #5639D1
analogous
#D1A239 #B4D139 #68D139
triadic
#B4D139 #39B4D1 #D139B4
tetradic
#B4D139 #39D1A2 #5639D1 #D13968
square
#B4D139 #39D1A2 #5639D1 #D13968
split-complementary
#B4D139 #3968D1 #A239D1
monochromatic
#63751B #8EA627 #B4D139 #C7DD6B #DAE89C

Accessibility & contrast

On white

1.73
#B4D139 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.12
#B4D139 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4D139
12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B4D139#FFFFFF#000000##000000
##B4D1391.001.7312.1212.12
#FFFFFF1.731.0021.0021.00
#00000012.1221.001.001.00
##00000012.1221.001.001.00

Color blindness preview

Protanopia (red-blind)
#DEC51A
Deuteranopia (green-blind)
#DBC546
Tritanopia (blue-blind)
#BEC6B4
Achromatopsia (no color)
#C5C5C5

Design tokens & code

CSS
--color: #b4d139;
/* rgb */ color: rgb(180, 209, 57);
/* oklch */ color: oklch(81.2% 0.173 120.0);
Tailwind
colors: {
  custom: {
    50: '#cedf7a',
    500: '#b4d139',
    950: '#000000',
  },
}
SCSS
$custom: #b4d139;
$custom-light: #cedf7a;
$custom-dark: #000000;
JSON
{
  "hex": "#b4d139",
  "rgb": {
    "r": 180,
    "g": 209,
    "b": 57
  },
  "hsl": {
    "h": 71.447,
    "s": 62.295,
    "l": 52.157
  },
  "oklch": {
    "l": 0.81231,
    "c": 0.17316,
    "h": 120
  },
  "luminance": 0.556
}

Semantic roles & 50–950 ramp

primary
#B4D139
secondary
#40317D
accent
#42E562
background
#FEFEFB
surface
#FBFCF2
border
#D4D5CC
text
#14150A
muted
#83847D

Preview Lab

Preview with #B4D139

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

Preview Lab → · Contrast checker → · Palette generator →

#B4D139 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva