#B3C737#B3C737

#B3C737 is a light, vivid yellow. Relative luminance 0.507; OKLCH L 78.9% C 0.163 H 117.3°. Best body text is #000000 at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#B3C737
RGB	rgb(179, 199, 55)
HSL	hsl(68, 57%, 50%)
HSV	hsv(68, 72%, 78%)
CMYK	cmyk(10.1%, 0%, 72.4%, 22%)
CIE-LAB	lab(76.50, -24.94, 65.47)
CIE-LCH	lch(76.50, 70.06, 110.86°)
OKLab	oklab(78.89% -0.0748 0.1452)
OKLCH	oklch(78.89% 0.163 117.3)
XYZ	xyz(39.7044, 50.7068, 11.3095)
Luminance	0.5071 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C737 #4B37C7

analogous

#C79337 #B3C737 #6BC737

triadic

#B3C737 #37B3C7 #C737B3

tetradic

#B3C737 #37C793 #4B37C7 #C7376B

square

#B3C737 #37C793 #4B37C7 #C7376B

split-complementary

#B3C737 #376BC7 #9337C7

monochromatic

#5D671C #88972A #B3C737 #C5D566 #D8E296

Accessibility & contrast

On white

1.88

#B3C737 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.14

#B3C737 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C737

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C737	#FFFFFF	#000000	##000000
##B3C737	1.00	1.88	11.14	11.14
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.14	21.00	1.00	1.00
##000000	11.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BC1B

Deuteranopia (green-blind)

#D3BE43

Tritanopia (blue-blind)

#BEBCAB

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b3c737;
/* rgb */ color: rgb(179, 199, 55);
/* oklch */ color: oklch(78.9% 0.163 117.3);

Tailwind

colors: {
  custom: {
    50: '#cdd778',
    500: '#b3c737',
    950: '#000000',
  },
}

SCSS

$custom: #b3c737;
$custom-light: #cdd778;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c737",
  "rgb": {
    "r": 179,
    "g": 199,
    "b": 55
  },
  "hsl": {
    "h": 68.333,
    "s": 56.693,
    "l": 49.804
  },
  "oklch": {
    "l": 0.78888,
    "c": 0.16337,
    "h": 117.3
  },
  "luminance": 0.50706
}

Semantic roles & 50–950 ramp

primary

#B3C737

secondary

#3A3171

accent

#48E05D

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B3C737

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

Preview Lab → · Contrast checker → · Palette generator →