#B1BB36#B1BB36

#B1BB36 is a light, vivid yellow. Relative luminance 0.452; OKLCH L 76.0% C 0.151 H 113.7°. Best body text is #000000 at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#B1BB36
RGB	rgb(177, 187, 54)
HSL	hsl(65, 55%, 47%)
HSV	hsv(65, 71%, 73%)
CMYK	cmyk(5.3%, 0%, 71.1%, 26.7%)
CIE-LAB	lab(72.99, -19.94, 62.37)
CIE-LCH	lch(72.99, 65.48, 107.72°)
OKLab	oklab(76.03% -0.0609 0.1386)
OKLCH	oklch(76.03% 0.151 113.7)
XYZ	xyz(36.5687, 45.1548, 10.2787)
Luminance	0.4515 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BB36 #4036BB

analogous

#BB8236 #B1BB36 #6FBB36

triadic

#B1BB36 #36B1BB #BB36B1

tetradic

#B1BB36 #36BB82 #4036BB #BB366F

square

#B1BB36 #36BB82 #4036BB #BB366F

split-complementary

#B1BB36 #366FBB #8236BB

monochromatic

#575C1B #848C28 #B1BB36 #C8D05E #D8DE8D

Accessibility & contrast

On white

2.09

#B1BB36 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.03

#B1BB36 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BB36

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BB36	#FFFFFF	#000000	##000000
##B1BB36	1.00	2.09	10.03	10.03
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.03	21.00	1.00	1.00
##000000	10.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B21E

Deuteranopia (green-blind)

#C8B440

Tritanopia (blue-blind)

#BDB0A1

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #b1bb36;
/* rgb */ color: rgb(177, 187, 54);
/* oklch */ color: oklch(76.0% 0.151 113.7);

Tailwind

colors: {
  custom: {
    50: '#cccf76',
    500: '#b1bb36',
    950: '#000000',
  },
}

SCSS

$custom: #b1bb36;
$custom-light: #cccf76;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bb36",
  "rgb": {
    "r": 177,
    "g": 187,
    "b": 54
  },
  "hsl": {
    "h": 64.511,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.76034,
    "c": 0.15138,
    "h": 113.7
  },
  "luminance": 0.45154
}

Semantic roles & 50–950 ramp

primary

#B1BB36

secondary

#8984C9

accent

#49DF55

background

#FCFCF7

surface

#F9F9ED

border

#D2D2C8

text

#141309

muted

#82827B

Preview Lab

Preview with #B1BB36

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

Preview Lab → · Contrast checker → · Palette generator →