#B5C131#B5C131

#B5C131 is a light, vivid yellow. Relative luminance 0.482; OKLCH L 77.7% C 0.160 H 114.4°. Best body text is #000000 at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#B5C131
RGB	rgb(181, 193, 49)
HSL	hsl(65, 60%, 47%)
HSV	hsv(65, 75%, 76%)
CMYK	cmyk(6.2%, 0%, 74.6%, 24.3%)
CIE-LAB	lab(74.94, -21.46, 66.06)
CIE-LCH	lch(74.94, 69.46, 108.00°)
OKLab	oklab(77.66% -0.0658 0.1454)
OKLCH	oklch(77.66% 0.16 114.4)
XYZ	xyz(38.6815, 48.1862, 10.1683)
Luminance	0.4819 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C131 #3D31C1

analogous

#C18531 #B5C131 #6DC131

triadic

#B5C131 #31B5C1 #C131B5

tetradic

#B5C131 #31C185 #3D31C1 #C1316D

square

#B5C131 #31C185 #3D31C1 #C1316D

split-complementary

#B5C131 #316DC1 #8531C1

monochromatic

#595F18 #879025 #B5C131 #CBD55A #DAE28B

Accessibility & contrast

On white

1.97

#B5C131 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.64

#B5C131 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C131

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C131	#FFFFFF	#000000	##000000
##B5C131	1.00	1.97	10.64	10.64
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.64	21.00	1.00	1.00
##000000	10.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB70F

Deuteranopia (green-blind)

#CFBA3D

Tritanopia (blue-blind)

#C1B5A6

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b5c131;
/* rgb */ color: rgb(181, 193, 49);
/* oklch */ color: oklch(77.7% 0.160 114.4);

Tailwind

colors: {
  custom: {
    50: '#cfd374',
    500: '#b5c131',
    950: '#000000',
  },
}

SCSS

$custom: #b5c131;
$custom-light: #cfd374;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c131",
  "rgb": {
    "r": 181,
    "g": 193,
    "b": 49
  },
  "hsl": {
    "h": 65,
    "s": 59.504,
    "l": 47.451
  },
  "oklch": {
    "l": 0.77663,
    "c": 0.15959,
    "h": 114.4
  },
  "luminance": 0.48185
}

Semantic roles & 50–950 ramp

primary

#B5C131

secondary

#8882CC

accent

#45E352

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B5C131

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

Preview Lab → · Contrast checker → · Palette generator →