#B1D53E#B1D53E

#B1D53E is a light, vivid yellow-green. Relative luminance 0.573; OKLCH L 82.0% C 0.176 H 122.1°. Best body text is #000000 at 12.46:1 contrast (WCAG AA passes).

Color values

HEX#B1D53E
RGBrgb(177, 213, 62)
HSLhsl(74, 64%, 54%)
HSVhsv(74, 71%, 84%)
CMYKcmyk(16.9%, 0%, 70.9%, 16.5%)
CIE-LABlab(80.34, -32.02, 66.72)
CIE-LCHlch(80.34, 74.01, 115.64°)
OKLaboklab(81.96% -0.0937 0.149)
OKLCHoklch(81.96% 0.176 122.1)
XYZxyz(42.7958, 57.2833, 13.3587)
Luminance0.5728 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B1D53E #623ED5
analogous
#D5AE3E #B1D53E #66D53E
triadic
#B1D53E #3EB1D5 #D53EB1
tetradic
#B1D53E #3ED5AE #623ED5 #D53E66
square
#B1D53E #3ED5AE #623ED5 #D53E66
split-complementary
#B1D53E #3E66D5 #AE3ED5
monochromatic
#667D1B #8FB026 #B1D53E #C5E070 #DAEBA3

Accessibility & contrast

On white

1.69
#B1D53E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.46
#B1D53E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D53E
12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B1D53E#FFFFFF#000000##000000
##B1D53E1.001.6912.4612.46
#FFFFFF1.691.0021.0021.00
#00000012.4621.001.001.00
##00000012.4621.001.001.00

Color blindness preview

Protanopia (red-blind)
#E2C823
Deuteranopia (green-blind)
#DDC74B
Tritanopia (blue-blind)
#BACAB8
Achromatopsia (no color)
#C7C7C7

Design tokens & code

CSS
--color: #b1d53e;
/* rgb */ color: rgb(177, 213, 62);
/* oklch */ color: oklch(82.0% 0.176 122.1);
Tailwind
colors: {
  custom: {
    50: '#cce27d',
    500: '#b1d53e',
    950: '#000000',
  },
}
SCSS
$custom: #b1d53e;
$custom-light: #cce27d;
$custom-dark: #000000;
JSON
{
  "hex": "#b1d53e",
  "rgb": {
    "r": 177,
    "g": 213,
    "b": 62
  },
  "hsl": {
    "h": 74.305,
    "s": 64.255,
    "l": 53.922
  },
  "oklch": {
    "l": 0.81958,
    "c": 0.17603,
    "h": 122.1
  },
  "luminance": 0.57283
}

Semantic roles & 50–950 ramp

primary
#B1D53E
secondary
#463285
accent
#41E768
background
#FEFEFB
surface
#FBFCF2
border
#D4D5CC
text
#14150A
muted
#83847D

Preview Lab

Preview with #B1D53E

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

Preview Lab → · Contrast checker → · Palette generator →

#B1D53E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva