#B1B83A#B1B83A

#B1B83A is a light, vivid yellow. Relative luminance 0.439; OKLCH L 75.4% C 0.146 H 112.5°. Best body text is #000000 at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#B1B83A
RGB	rgb(177, 184, 58)
HSL	hsl(63, 52%, 47%)
HSV	hsv(63, 68%, 72%)
CMYK	cmyk(3.8%, 0%, 68.5%, 27.8%)
CIE-LAB	lab(72.18, -18.22, 60.08)
CIE-LCH	lch(72.18, 62.79, 106.87°)
OKLab	oklab(75.4% -0.0557 0.1344)
OKLCH	oklch(75.4% 0.146 112.5)
XYZ	xyz(36.0367, 43.9344, 10.5840)
Luminance	0.4393 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B83A #413AB8

analogous

#B8803A #B1B83A #72B83A

triadic

#B1B83A #3AB1B8 #B83AB1

tetradic

#B1B83A #3AB880 #413AB8 #B83A72

square

#B1B83A #3AB880 #413AB8 #B83A72

split-complementary

#B1B83A #3A72B8 #803AB8

monochromatic

#575B1D #84892B #B1B83A #C7CD62 #D8DC90

Accessibility & contrast

On white

2.15

#B1B83A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.79

#B1B83A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B83A

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B83A	#FFFFFF	#000000	##000000
##B1B83A	1.00	2.15	9.79	9.79
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.79	21.00	1.00	1.00
##000000	9.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B026

Deuteranopia (green-blind)

#C6B243

Tritanopia (blue-blind)

#BDAD9F

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #b1b83a;
/* rgb */ color: rgb(177, 184, 58);
/* oklch */ color: oklch(75.4% 0.146 112.5);

Tailwind

colors: {
  custom: {
    50: '#cbcd78',
    500: '#b1b83a',
    950: '#000000',
  },
}

SCSS

$custom: #b1b83a;
$custom-light: #cbcd78;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b83a",
  "rgb": {
    "r": 177,
    "g": 184,
    "b": 58
  },
  "hsl": {
    "h": 63.333,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.75395,
    "c": 0.14554,
    "h": 112.5
  },
  "luminance": 0.43934
}

Semantic roles & 50–950 ramp

primary

#B1B83A

secondary

#8A87C7

accent

#4CDC54

background

#FCFCF7

surface

#F9F8EE

border

#D2D1C9

text

#141309

muted

#82827B

Preview Lab

Preview with #B1B83A

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

Preview Lab → · Contrast checker → · Palette generator →