#B1D436#B1D436

#B1D436 is a light, vivid yellow-green. Relative luminance 0.567; OKLCH L 81.7% C 0.179 H 121.6°. Best body text is #000000 at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#B1D436
RGB	rgb(177, 212, 54)
HSL	hsl(73, 65%, 52%)
HSV	hsv(73, 75%, 83%)
CMYK	cmyk(16.5%, 0%, 74.5%, 16.9%)
CIE-LAB	lab(80.01, -31.97, 69.11)
CIE-LCH	lch(80.01, 76.15, 114.83°)
OKLab	oklab(81.68% -0.0942 0.1528)
OKLCH	oklch(81.68% 0.179 121.6)
XYZ	xyz(42.3415, 56.7004, 12.2029)
Luminance	0.5670 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D436 #5936D4

analogous

#D4A836 #B1D436 #62D436

triadic

#B1D436 #36B1D4 #D436B1

tetradic

#B1D436 #36D4A8 #5936D4 #D43662

square

#B1D436 #36D4A8 #5936D4 #D43662

split-complementary

#B1D436 #3662D4 #A836D4

monochromatic

#627619 #8BA924 #B1D436 #C5DF68 #D8EA9B

Accessibility & contrast

On white

1.70

#B1D436 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.34

#B1D436 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D436

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D436	#FFFFFF	#000000	##000000
##B1D436	1.00	1.70	12.34	12.34
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.34	21.00	1.00	1.00
##000000	12.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C711

Deuteranopia (green-blind)

#DDC645

Tritanopia (blue-blind)

#BBC9B6

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #b1d436;
/* rgb */ color: rgb(177, 212, 54);
/* oklch */ color: oklch(81.7% 0.179 121.6);

Tailwind

colors: {
  custom: {
    50: '#cce179',
    500: '#b1d436',
    950: '#000000',
  },
}

SCSS

$custom: #b1d436;
$custom-light: #cce179;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d436",
  "rgb": {
    "r": 177,
    "g": 212,
    "b": 54
  },
  "hsl": {
    "h": 73.291,
    "s": 64.754,
    "l": 52.157
  },
  "oklch": {
    "l": 0.81679,
    "c": 0.17948,
    "h": 121.6
  },
  "luminance": 0.567
}

Semantic roles & 50–950 ramp

primary

#B1D436

secondary

#41307F

accent

#40E865

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1D436

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

Preview Lab → · Contrast checker → · Palette generator →