#B1D83C#B1D83C

#B1D83C is a very light, vivid yellow-green. Relative luminance 0.588; OKLCH L 82.6% C 0.181 H 122.8°. Best body text is #000000 at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#B1D83C
RGB	rgb(177, 216, 60)
HSL	hsl(75, 67%, 54%)
HSV	hsv(75, 72%, 85%)
CMYK	cmyk(18.1%, 0%, 72.2%, 15.3%)
CIE-LAB	lab(81.17, -33.52, 68.23)
CIE-LCH	lch(81.17, 76.02, 116.16°)
OKLab	oklab(82.63% -0.0979 0.1519)
OKLCH	oklch(82.63% 0.181 122.8)
XYZ	xyz(43.5035, 58.7849, 13.3288)
Luminance	0.5878 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D83C #633CD8

analogous

#D8B13C #B1D83C #63D83C

triadic

#B1D83C #3CB1D8 #D83CB1

tetradic

#B1D83C #3CD8B1 #633CD8 #D83C63

square

#B1D83C #3CD8B1 #633CD8 #D83C63

split-complementary

#B1D83C #3C63D8 #B13CD8

monochromatic

#66801A #8FB324 #B1D83C #C5E26F #DAECA2

Accessibility & contrast

On white

1.65

#B1D83C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.76

#B1D83C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D83C

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D83C	#FFFFFF	#000000	##000000
##B1D83C	1.00	1.65	12.76	12.76
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.76	21.00	1.00	1.00
##000000	12.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CB1E

Deuteranopia (green-blind)

#E0C94A

Tritanopia (blue-blind)

#BACDBA

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #b1d83c;
/* rgb */ color: rgb(177, 216, 60);
/* oklch */ color: oklch(82.6% 0.181 122.8);

Tailwind

colors: {
  custom: {
    50: '#cce47c',
    500: '#b1d83c',
    950: '#000000',
  },
}

SCSS

$custom: #b1d83c;
$custom-light: #cce47c;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d83c",
  "rgb": {
    "r": 177,
    "g": 216,
    "b": 60
  },
  "hsl": {
    "h": 75,
    "s": 66.667,
    "l": 54.118
  },
  "oklch": {
    "l": 0.82628,
    "c": 0.18075,
    "h": 122.8
  },
  "luminance": 0.58785
}

Semantic roles & 50–950 ramp

primary

#B1D83C

secondary

#473187

accent

#3EEA69

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1D83C

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

Preview Lab → · Contrast checker → · Palette generator →