#B1BB43#B1BB43

#B1BB43 is a light, vivid yellow. Relative luminance 0.453; OKLCH L 76.1% C 0.142 H 113.8°. Best body text is #000000 at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#B1BB43
RGB	rgb(177, 187, 67)
HSL	hsl(65, 47%, 50%)
HSV	hsv(65, 64%, 73%)
CMYK	cmyk(5.3%, 0%, 64.2%, 26.7%)
CIE-LAB	lab(73.08, -19.18, 57.42)
CIE-LCH	lch(73.08, 60.54, 108.47°)
OKLab	oklab(76.14% -0.0575 0.1302)
OKLCH	oklch(76.14% 0.142 113.8)
XYZ	xyz(36.9158, 45.2937, 12.1070)
Luminance	0.4529 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BB43 #4D43BB

analogous

#BB8943 #B1BB43 #75BB43

triadic

#B1BB43 #43B1BB #BB43B1

tetradic

#B1BB43 #43BB89 #4D43BB #BB4375

square

#B1BB43 #43BB89 #4D43BB #BB4375

split-complementary

#B1BB43 #4375BB #8943BB

monochromatic

#5C6123 #868E33 #B1BB43 #C4CC70 #D6DC9D

Accessibility & contrast

On white

2.09

#B1BB43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.06

#B1BB43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BB43

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BB43	#FFFFFF	#000000	##000000
##B1BB43	1.00	2.09	10.06	10.06
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.06	21.00	1.00	1.00
##000000	10.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B233

Deuteranopia (green-blind)

#C8B54B

Tritanopia (blue-blind)

#BCB0A2

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #b1bb43;
/* rgb */ color: rgb(177, 187, 67);
/* oklch */ color: oklch(76.1% 0.142 113.8);

Tailwind

colors: {
  custom: {
    50: '#cbcf7d',
    500: '#b1bb43',
    950: '#000000',
  },
}

SCSS

$custom: #b1bb43;
$custom-light: #cbcf7d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bb43",
  "rgb": {
    "r": 177,
    "g": 187,
    "b": 67
  },
  "hsl": {
    "h": 65,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.76137,
    "c": 0.14238,
    "h": 113.8
  },
  "luminance": 0.45293
}

Semantic roles & 50–950 ramp

primary

#B1BB43

secondary

#9692C8

accent

#51D75C

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#14130A

muted

#82827C

Preview Lab

Preview with #B1BB43

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

Preview Lab → · Contrast checker → · Palette generator →