#B1B33A#B1B33A

#B1B33A is a light, vivid yellow. Relative luminance 0.419; OKLCH L 74.3% C 0.140 H 110.3°. Best body text is #000000 at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#B1B33A
RGB	rgb(177, 179, 58)
HSL	hsl(61, 51%, 46%)
HSV	hsv(61, 68%, 70%)
CMYK	cmyk(1.1%, 0%, 67.6%, 29.8%)
CIE-LAB	lab(70.80, -15.69, 58.69)
CIE-LCH	lch(70.80, 60.75, 104.97°)
OKLab	oklab(74.29% -0.0486 0.1315)
OKLCH	oklch(74.29% 0.14 110.3)
XYZ	xyz(35.0164, 41.8937, 10.2439)
Luminance	0.4189 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B33A #3C3AB3

analogous

#B3793A #B1B33A #75B33A

triadic

#B1B33A #3AB1B3 #B33AB1

tetradic

#B1B33A #3AB379 #3C3AB3 #B33A75

square

#B1B33A #3AB379 #3C3AB3 #B33A75

split-complementary

#B1B33A #3A75B3 #793AB3

monochromatic

#56571C #83852B #B1B33A #C9CB5F #D9DA8D

Accessibility & contrast

On white

2.24

#B1B33A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.38

#B1B33A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B33A

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B33A	#FFFFFF	#000000	##000000
##B1B33A	1.00	2.24	9.38	9.38
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.38	21.00	1.00	1.00
##000000	9.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AB28

Deuteranopia (green-blind)

#C2AF42

Tritanopia (blue-blind)

#BDA89B

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #b1b33a;
/* rgb */ color: rgb(177, 179, 58);
/* oklch */ color: oklch(74.3% 0.140 110.3);

Tailwind

colors: {
  custom: {
    50: '#cbc977',
    500: '#b1b33a',
    950: '#000000',
  },
}

SCSS

$custom: #b1b33a;
$custom-light: #cbc977;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b33a",
  "rgb": {
    "r": 177,
    "g": 179,
    "b": 58
  },
  "hsl": {
    "h": 60.992,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.74286,
    "c": 0.14021,
    "h": 110.3
  },
  "luminance": 0.41893
}

Semantic roles & 50–950 ramp

primary

#B1B33A

secondary

#8584C5

accent

#4DDB50

background

#FCFCF7

surface

#F9F8EE

border

#D2D1C9

text

#141309

muted

#82827B

Preview Lab

Preview with #B1B33A

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

Preview Lab → · Contrast checker → · Palette generator →