#B1B437#B1B437

#B1B437 is a light, vivid yellow. Relative luminance 0.423; OKLCH L 74.5% C 0.143 H 110.8°. Best body text is #000000 at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#B1B437
RGB	rgb(177, 180, 55)
HSL	hsl(61, 53%, 46%)
HSV	hsv(61, 69%, 71%)
CMYK	cmyk(1.7%, 0%, 69.4%, 29.4%)
CIE-LAB	lab(71.05, -16.36, 60.10)
CIE-LCH	lch(71.05, 62.28, 105.23°)
OKLab	oklab(74.48% -0.0508 0.134)
OKLCH	oklch(74.48% 0.143 110.8)
XYZ	xyz(35.1435, 42.2664, 9.9207)
Luminance	0.4227 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B437 #3A37B4

analogous

#B47837 #B1B437 #72B437

triadic

#B1B437 #37B1B4 #B437B1

tetradic

#B1B437 #37B478 #3A37B4 #B43772

square

#B1B437 #37B478 #3A37B4 #B43772

split-complementary

#B1B437 #3772B4 #7837B4

monochromatic

#55561A #838529 #B1B437 #CACD5B #D9DB8A

Accessibility & contrast

On white

2.22

#B1B437 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.45

#B1B437 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B437

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B437	#FFFFFF	#000000	##000000
##B1B437	1.00	2.22	9.45	9.45
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.45	21.00	1.00	1.00
##000000	9.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AC23

Deuteranopia (green-blind)

#C3B040

Tritanopia (blue-blind)

#BDA99B

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #b1b437;
/* rgb */ color: rgb(177, 180, 55);
/* oklch */ color: oklch(74.5% 0.143 110.8);

Tailwind

colors: {
  custom: {
    50: '#ccca76',
    500: '#b1b437',
    950: '#000000',
  },
}

SCSS

$custom: #b1b437;
$custom-light: #ccca76;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b437",
  "rgb": {
    "r": 177,
    "g": 180,
    "b": 55
  },
  "hsl": {
    "h": 61.44,
    "s": 53.191,
    "l": 46.078
  },
  "oklch": {
    "l": 0.74484,
    "c": 0.14329,
    "h": 110.8
  },
  "luminance": 0.42265
}

Semantic roles & 50–950 ramp

primary

#B1B437

secondary

#8381C6

accent

#4BDD4F

background

#FCFCF7

surface

#F9F8ED

border

#D2D1C8

text

#141309

muted

#82827B

Preview Lab

Preview with #B1B437

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

Preview Lab → · Contrast checker → · Palette generator →