#B1CB36#B1CB36

#B1CB36 is a light, vivid yellow-green. Relative luminance 0.523; OKLCH L 79.6% C 0.169 H 119.2°. Best body text is #000000 at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#B1CB36
RGB	rgb(177, 203, 54)
HSL	hsl(70, 59%, 50%)
HSV	hsv(70, 73%, 80%)
CMYK	cmyk(12.8%, 0%, 73.4%, 20.4%)
CIE-LAB	lab(77.48, -27.74, 66.70)
CIE-LCH	lch(77.48, 72.23, 112.58°)
OKLab	oklab(79.63% -0.0825 0.1477)
OKLCH	oklch(79.63% 0.169 119.2)
XYZ	xyz(40.1541, 52.3256, 11.4738)
Luminance	0.5232 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CB36 #5036CB

analogous

#CB9B36 #B1CB36 #66CB36

triadic

#B1CB36 #36B1CB #CB36B1

tetradic

#B1CB36 #36CB9B #5036CB #CB3666

square

#B1CB36 #36CB9B #5036CB #CB3666

split-complementary

#B1CB36 #3666CB #9B36CB

monochromatic

#5D6B1C #879C28 #B1CB36 #C4D867 #D7E497

Accessibility & contrast

On white

1.83

#B1CB36 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.47

#B1CB36 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CB36

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CB36	#FFFFFF	#000000	##000000
##B1CB36	1.00	1.83	11.47	11.47
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.47	21.00	1.00	1.00
##000000	11.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BF17

Deuteranopia (green-blind)

#D5C043

Tritanopia (blue-blind)

#BBC0AF

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #b1cb36;
/* rgb */ color: rgb(177, 203, 54);
/* oklch */ color: oklch(79.6% 0.169 119.2);

Tailwind

colors: {
  custom: {
    50: '#ccda78',
    500: '#b1cb36',
    950: '#000000',
  },
}

SCSS

$custom: #b1cb36;
$custom-light: #ccda78;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cb36",
  "rgb": {
    "r": 177,
    "g": 203,
    "b": 54
  },
  "hsl": {
    "h": 70.47,
    "s": 58.893,
    "l": 50.392
  },
  "oklch": {
    "l": 0.79634,
    "c": 0.1692,
    "h": 119.2
  },
  "luminance": 0.52325
}

Semantic roles & 50–950 ramp

primary

#B1CB36

secondary

#3C3175

accent

#46E261

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#14140A

muted

#83837D

Preview Lab

Preview with #B1CB36

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

Preview Lab → · Contrast checker → · Palette generator →