#B1C83C#B1C83C

#B1C83C is a light, vivid yellow. Relative luminance 0.510; OKLCH L 79.0% C 0.162 H 118.4°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#B1C83C
RGB	rgb(177, 200, 60)
HSL	hsl(70, 56%, 51%)
HSV	hsv(70, 70%, 78%)
CMYK	cmyk(11.5%, 0%, 70%, 21.6%)
CIE-LAB	lab(76.67, -25.98, 63.81)
CIE-LCH	lch(76.67, 68.90, 112.16°)
OKLab	oklab(79% -0.0772 0.1426)
OKLCH	oklch(79% 0.162 118.4)
XYZ	xyz(39.6022, 50.9822, 12.0284)
Luminance	0.5098 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C83C #533CC8

analogous

#C8993C #B1C83C #6BC83C

triadic

#B1C83C #3CB1C8 #C83CB1

tetradic

#B1C83C #3CC899 #533CC8 #C83C6B

square

#B1C83C #3CC899 #533CC8 #C83C6B

split-complementary

#B1C83C #3C6BC8 #993CC8

monochromatic

#5F6B1E #899B2C #B1C83C #C4D56C #D7E39B

Accessibility & contrast

On white

1.88

#B1C83C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#B1C83C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C83C

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C83C	#FFFFFF	#000000	##000000
##B1C83C	1.00	1.88	11.20	11.20
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD24

Deuteranopia (green-blind)

#D3BE47

Tritanopia (blue-blind)

#BBBDAC

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b1c83c;
/* rgb */ color: rgb(177, 200, 60);
/* oklch */ color: oklch(79.0% 0.162 118.4);

Tailwind

colors: {
  custom: {
    50: '#ccd87a',
    500: '#b1c83c',
    950: '#000000',
  },
}

SCSS

$custom: #b1c83c;
$custom-light: #ccd87a;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c83c",
  "rgb": {
    "r": 177,
    "g": 200,
    "b": 60
  },
  "hsl": {
    "h": 69.857,
    "s": 56,
    "l": 50.98
  },
  "oklch": {
    "l": 0.78996,
    "c": 0.16215,
    "h": 118.4
  },
  "luminance": 0.50982
}

Semantic roles & 50–950 ramp

primary

#B1C83C

secondary

#3E3375

accent

#49DF61

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B1C83C

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

Preview Lab → · Contrast checker → · Palette generator →