#B1BB4B#B1BB4B

#B1BB4B is a light, vivid yellow. Relative luminance 0.454; OKLCH L 76.2% C 0.136 H 113.9°. Best body text is #000000 at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#B1BB4B
RGB	rgb(177, 187, 75)
HSL	hsl(65, 45%, 51%)
HSV	hsv(65, 60%, 73%)
CMYK	cmyk(5.3%, 0%, 59.9%, 26.7%)
CIE-LAB	lab(73.15, -18.63, 54.08)
CIE-LCH	lch(73.15, 57.20, 109.00°)
OKLab	oklab(76.21% -0.0551 0.1243)
OKLCH	oklch(76.21% 0.136 113.9)
XYZ	xyz(37.1726, 45.3964, 13.4594)
Luminance	0.4540 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BB4B #554BBB

analogous

#BB8D4B #B1BB4B #79BB4B

triadic

#B1BB4B #4BB1BB #BB4BB1

tetradic

#B1BB4B #4BBB8D #554BBB #BB4B79

square

#B1BB4B #4BBB8D #554BBB #BB4B79

split-complementary

#B1BB4B #4B79BB #8D4BBB

monochromatic

#606526 #8A9237 #B1BB4B #C4CC77 #D7DDA4

Accessibility & contrast

On white

2.08

#B1BB4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.08

#B1BB4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BB4B

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BB4B	#FFFFFF	#000000	##000000
##B1BB4B	1.00	2.08	10.08	10.08
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.08	21.00	1.00	1.00
##000000	10.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B33E

Deuteranopia (green-blind)

#C7B552

Tritanopia (blue-blind)

#BCB1A3

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b1bb4b;
/* rgb */ color: rgb(177, 187, 75);
/* oklch */ color: oklch(76.2% 0.136 113.9);

Tailwind

colors: {
  custom: {
    50: '#cbcf82',
    500: '#b1bb4b',
    950: '#000000',
  },
}

SCSS

$custom: #b1bb4b;
$custom-light: #cbcf82;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bb4b",
  "rgb": {
    "r": 177,
    "g": 187,
    "b": 75
  },
  "hsl": {
    "h": 65.357,
    "s": 45.161,
    "l": 51.373
  },
  "oklch": {
    "l": 0.76212,
    "c": 0.13596,
    "h": 113.9
  },
  "luminance": 0.45396
}

Semantic roles & 50–950 ramp

primary

#B1BB4B

secondary

#9D98CA

accent

#53D55F

background

#FCFCF8

surface

#F9F9EF

border

#D2D2CA

text

#14130B

muted

#82827C

Preview Lab

Preview with #B1BB4B

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

Preview Lab → · Contrast checker → · Palette generator →