#B1CD57#B1CD57

#B1CD57 is a light, vivid yellow-green. Relative luminance 0.537; OKLCH L 80.4% C 0.148 H 121.0°. Best body text is #000000 at 11.74:1 contrast (WCAG AA passes).

Color values

HEX#B1CD57
RGBrgb(177, 205, 87)
HSLhsl(74, 54%, 57%)
HSVhsv(74, 58%, 80%)
CMYKcmyk(13.7%, 0%, 57.6%, 19.6%)
CIE-LABlab(78.29, -26.52, 54.48)
CIE-LCHlch(78.29, 60.59, 115.96°)
OKLaboklab(80.37% -0.0761 0.1266)
OKLCHoklch(80.37% 0.148 121)
XYZxyz(41.6835, 53.6979, 17.1838)
Luminance0.5370 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B1CD57 #7357CD
analogous
#CDAE57 #B1CD57 #76CD57
triadic
#B1CD57 #57B1CD #CD57B1
tetradic
#B1CD57 #57CDAE #7357CD #CD5776
square
#B1CD57 #57CDAE #7357CD #CD5776
split-complementary
#B1CD57 #5776CD #AE57CD
monochromatic
#6D8327 #94B235 #B1CD57 #C7DB86 #DDE9B5

Accessibility & contrast

On white

1.79
#B1CD57 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.74
#B1CD57 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CD57
11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B1CD57#FFFFFF#000000##000000
##B1CD571.001.7911.7411.74
#FFFFFF1.791.0021.0021.00
#00000011.7421.001.001.00
##00000011.7421.001.001.00

Color blindness preview

Protanopia (red-blind)
#D8C24A
Deuteranopia (green-blind)
#D5C25F
Tritanopia (blue-blind)
#BAC3B3
Achromatopsia (no color)
#C2C2C2

Design tokens & code

CSS
--color: #b1cd57;
/* rgb */ color: rgb(177, 205, 87);
/* oklch */ color: oklch(80.4% 0.148 121.0);
Tailwind
colors: {
  custom: {
    50: '#cbdc8a',
    500: '#b1cd57',
    950: '#000000',
  },
}
SCSS
$custom: #b1cd57;
$custom-light: #cbdc8a;
$custom-dark: #000000;
JSON
{
  "hex": "#b1cd57",
  "rgb": {
    "r": 177,
    "g": 205,
    "b": 87
  },
  "hsl": {
    "h": 74.237,
    "s": 54.128,
    "l": 57.255
  },
  "oklch": {
    "l": 0.80366,
    "c": 0.14768,
    "h": 121
  },
  "luminance": 0.53698
}

Semantic roles & 50–950 ramp

primary
#B1CD57
secondary
#503E8A
accent
#4ADD6D
background
#FEFEFC
surface
#FBFCF4
border
#D4D5CE
text
#14150C
muted
#83847F

Preview Lab

Preview with #B1CD57

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

Preview Lab → · Contrast checker → · Palette generator →

#B1CD57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva