#B1D237#B1D237

#B1D237 is a light, vivid yellow-green. Relative luminance 0.557; OKLCH L 81.2% C 0.177 H 121.2°. Best body text is #000000 at 12.14:1 contrast (WCAG AA passes).

Color values

HEX#B1D237
RGBrgb(177, 210, 55)
HSLhsl(73, 63%, 52%)
HSVhsv(73, 74%, 82%)
CMYKcmyk(15.7%, 0%, 73.8%, 17.6%)
CIE-LABlab(79.45, -30.99, 68.25)
CIE-LCHlch(79.45, 74.96, 114.42°)
OKLaboklab(81.23% -0.0914 0.1512)
OKLCHoklch(81.23% 0.177 121.2)
XYZxyz(41.8683, 55.7162, 12.1623)
Luminance0.5572 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B1D237 #5837D2
analogous
#D2A537 #B1D237 #64D237
triadic
#B1D237 #37B1D2 #D237B1
tetradic
#B1D237 #37D2A5 #5837D2 #D23764
square
#B1D237 #37D2A5 #5837D2 #D23764
split-complementary
#B1D237 #3764D2 #A537D2
monochromatic
#61741A #8BA625 #B1D237 #C4DD69 #D8E89B

Accessibility & contrast

On white

1.73
#B1D237 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.14
#B1D237 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D237
12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B1D237#FFFFFF#000000##000000
##B1D2371.001.7312.1412.14
#FFFFFF1.731.0021.0021.00
#00000012.1421.001.001.00
##00000012.1421.001.001.00

Color blindness preview

Protanopia (red-blind)
#DFC515
Deuteranopia (green-blind)
#DBC545
Tritanopia (blue-blind)
#BBC7B5
Achromatopsia (no color)
#C5C5C5

Design tokens & code

CSS
--color: #b1d237;
/* rgb */ color: rgb(177, 210, 55);
/* oklch */ color: oklch(81.2% 0.177 121.2);
Tailwind
colors: {
  custom: {
    50: '#ccdf79',
    500: '#b1d237',
    950: '#000000',
  },
}
SCSS
$custom: #b1d237;
$custom-light: #ccdf79;
$custom-dark: #000000;
JSON
{
  "hex": "#b1d237",
  "rgb": {
    "r": 177,
    "g": 210,
    "b": 55
  },
  "hsl": {
    "h": 72.774,
    "s": 63.265,
    "l": 51.961
  },
  "oklch": {
    "l": 0.81229,
    "c": 0.17664,
    "h": 121.2
  },
  "luminance": 0.55716
}

Semantic roles & 50–950 ramp

primary
#B1D237
secondary
#41307D
accent
#41E665
background
#FEFEFB
surface
#FBFCF2
border
#D4D5CC
text
#14150A
muted
#83847D

Preview Lab

Preview with #B1D237

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

Preview Lab → · Contrast checker → · Palette generator →

#B1D237 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva