#B5C11D#B5C11D

#B5C11D is a light, vivid yellow. Relative luminance 0.481; OKLCH L 77.6% C 0.168 H 114.3°. Best body text is #000000 at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#B5C11D
RGB	rgb(181, 193, 29)
HSL	hsl(64, 74%, 44%)
HSV	hsv(64, 85%, 76%)
CMYK	cmyk(6.2%, 0%, 85%, 24.3%)
CIE-LAB	lab(74.86, -22.16, 71.45)
CIE-LCH	lch(74.86, 74.81, 107.23°)
OKLab	oklab(77.57% -0.0692 0.1535)
OKLCH	oklch(77.57% 0.168 114.3)
XYZ	xyz(38.3490, 48.0532, 8.4172)
Luminance	0.4805 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C11D #291DC1

analogous

#C17B1D #B5C11D #63C11D

triadic

#B5C11D #1DB5C1 #C11DB5

tetradic

#B5C11D #1DC17B #291DC1 #C11D63

square

#B5C11D #1DC17B #291DC1 #C11D63

split-complementary

#B5C11D #1D63C1 #7B1DC1

monochromatic

#51570D #838C15 #B5C11D #D5E13A #E0E96F

Accessibility & contrast

On white

1.98

#B5C11D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.61

#B5C11D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C11D

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C11D	#FFFFFF	#000000	##000000
##B5C11D	1.00	1.98	10.61	10.61
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.61	21.00	1.00	1.00
##000000	10.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B700

Deuteranopia (green-blind)

#CFBA30

Tritanopia (blue-blind)

#C2B5A5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b5c11d;
/* rgb */ color: rgb(181, 193, 29);
/* oklch */ color: oklch(77.6% 0.168 114.3);

Tailwind

colors: {
  custom: {
    50: '#cfd36c',
    500: '#b5c11d',
    950: '#000000',
  },
}

SCSS

$custom: #b5c11d;
$custom-light: #cfd36c;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c11d",
  "rgb": {
    "r": 181,
    "g": 193,
    "b": 29
  },
  "hsl": {
    "h": 64.39,
    "s": 73.874,
    "l": 43.529
  },
  "oklch": {
    "l": 0.77569,
    "c": 0.1684,
    "h": 114.3
  },
  "luminance": 0.48052
}

Semantic roles & 50–950 ramp

primary

#B5C11D

secondary

#726AD0

accent

#37F145

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141408

muted

#83827B

Preview Lab

Preview with #B5C11D

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

Preview Lab → · Contrast checker → · Palette generator →