#B1B41B#B1B41B

#B1B41B is a light, vivid yellow. Relative luminance 0.421; OKLCH L 74.3% C 0.157 H 110.9°. Best body text is #000000 at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#B1B41B
RGB	rgb(177, 180, 27)
HSL	hsl(61, 74%, 41%)
HSV	hsv(61, 85%, 71%)
CMYK	cmyk(1.7%, 0%, 85%, 29.4%)
CIE-LAB	lab(70.92, -17.46, 68.49)
CIE-LCH	lch(70.92, 70.68, 104.30°)
OKLab	oklab(74.33% -0.0561 0.1469)
OKLCH	oklch(74.33% 0.157 110.9)
XYZ	xyz(34.6519, 42.0698, 7.3316)
Luminance	0.4207 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B41B #1E1BB4

analogous

#B46A1B #B1B41B #65B41B

triadic

#B1B41B #1BB1B4 #B41BB1

tetradic

#B1B41B #1BB46A #1E1BB4 #B41B65

square

#B1B41B #1BB46A #1E1BB4 #B41B65

split-complementary

#B1B41B #1B65B4 #6A1BB4

monochromatic

#484A0B #7D7F13 #B1B41B #DCDF2D #E5E762

Accessibility & contrast

On white

2.23

#B1B41B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.41

#B1B41B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B41B

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B41B	#FFFFFF	#000000	##000000
##B1B41B	1.00	2.23	9.41	9.41
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.41	21.00	1.00	1.00
##000000	9.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AC00

Deuteranopia (green-blind)

#C4AF2C

Tritanopia (blue-blind)

#BEA89A

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #b1b41b;
/* rgb */ color: rgb(177, 180, 27);
/* oklch */ color: oklch(74.3% 0.157 110.9);

Tailwind

colors: {
  custom: {
    50: '#cdca6a',
    500: '#b1b41b',
    950: '#000000',
  },
}

SCSS

$custom: #b1b41b;
$custom-light: #cdca6a;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b41b",
  "rgb": {
    "r": 177,
    "g": 180,
    "b": 27
  },
  "hsl": {
    "h": 61.176,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.74333,
    "c": 0.15728,
    "h": 110.9
  },
  "luminance": 0.42069
}

Semantic roles & 50–950 ramp

primary

#B1B41B

secondary

#615FCC

accent

#37F13B

background

#FDFCF6

surface

#FAF8EC

border

#D3D1C7

text

#141307

muted

#83827A

Preview Lab

Preview with #B1B41B

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

Preview Lab → · Contrast checker → · Palette generator →