#B1BB45#B1BB45

#B1BB45 is a light, vivid yellow. Relative luminance 0.453; OKLCH L 76.2% C 0.141 H 113.8°. Best body text is #000000 at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#B1BB45
RGB	rgb(177, 187, 69)
HSL	hsl(65, 46%, 50%)
HSV	hsv(65, 63%, 73%)
CMYK	cmyk(5.3%, 0%, 63.1%, 26.7%)
CIE-LAB	lab(73.10, -19.05, 56.60)
CIE-LCH	lch(73.10, 59.72, 108.60°)
OKLab	oklab(76.16% -0.0569 0.1288)
OKLCH	oklch(76.16% 0.141 113.8)
XYZ	xyz(36.9769, 45.3181, 12.4284)
Luminance	0.4532 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BB45 #4F45BB

analogous

#BB8A45 #B1BB45 #76BB45

triadic

#B1BB45 #45B1BB #BB45B1

tetradic

#B1BB45 #45BB8A #4F45BB #BB4576

square

#B1BB45 #45BB8A #4F45BB #BB4576

split-complementary

#B1BB45 #4576BB #8A45BB

monochromatic

#5D6224 #878F34 #B1BB45 #C4CB72 #D7DC9F

Accessibility & contrast

On white

2.09

#B1BB45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.06

#B1BB45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BB45

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BB45	#FFFFFF	#000000	##000000
##B1BB45	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)

#C8B236

Deuteranopia (green-blind)

#C8B54D

Tritanopia (blue-blind)

#BCB0A2

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #b1bb45;
/* rgb */ color: rgb(177, 187, 69);
/* oklch */ color: oklch(76.2% 0.141 113.8);

Tailwind

colors: {
  custom: {
    50: '#cbcf7e',
    500: '#b1bb45',
    950: '#000000',
  },
}

SCSS

$custom: #b1bb45;
$custom-light: #cbcf7e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bb45",
  "rgb": {
    "r": 177,
    "g": 187,
    "b": 69
  },
  "hsl": {
    "h": 65.085,
    "s": 46.457,
    "l": 50.196
  },
  "oklch": {
    "l": 0.76155,
    "c": 0.14083,
    "h": 113.8
  },
  "luminance": 0.45317
}

Semantic roles & 50–950 ramp

primary

#B1BB45

secondary

#9894C8

accent

#52D65D

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#14130A

muted

#82827C

Preview Lab

Preview with #B1BB45

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

Preview Lab → · Contrast checker → · Palette generator →