#B5B033#B5B033

#B5B033 is a light, vivid yellow. Relative luminance 0.411; OKLCH L 73.9% C 0.141 H 107.1°. Best body text is #000000 at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#B5B033
RGB	rgb(181, 176, 51)
HSL	hsl(58, 56%, 45%)
HSV	hsv(58, 72%, 71%)
CMYK	cmyk(0%, 2.8%, 71.8%, 29%)
CIE-LAB	lab(70.26, -12.80, 60.91)
CIE-LCH	lch(70.26, 62.24, 101.87°)
OKLab	oklab(73.92% -0.0415 0.1349)
OKLCH	oklch(73.92% 0.141 107.1)
XYZ	xyz(35.1803, 41.1147, 9.2141)
Luminance	0.4111 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5B033 #3338B5

analogous

#B56F33 #B5B033 #79B533

triadic

#B5B033 #33B5B0 #B033B5

tetradic

#B5B033 #33B56F #3338B5 #B53379

square

#B5B033 #33B56F #3338B5 #B53379

split-complementary

#B5B033 #3379B5 #6F33B5

monochromatic

#565318 #858226 #B5B033 #CFCB56 #DDD986

Accessibility & contrast

On white

2.28

#B5B033 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.22

#B5B033 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5B033

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5B033	#FFFFFF	#000000	##000000
##B5B033	1.00	2.28	9.22	9.22
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.22	21.00	1.00	1.00
##000000	9.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA91D

Deuteranopia (green-blind)

#C1AE3C

Tritanopia (blue-blind)

#C2A498

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #b5b033;
/* rgb */ color: rgb(181, 176, 51);
/* oklch */ color: oklch(73.9% 0.141 107.1);

Tailwind

colors: {
  custom: {
    50: '#cfc773',
    500: '#b5b033',
    950: '#000000',
  },
}

SCSS

$custom: #b5b033;
$custom-light: #cfc773;
$custom-dark: #000000;

JSON

{
  "hex": "#b5b033",
  "rgb": {
    "r": 181,
    "g": 176,
    "b": 51
  },
  "hsl": {
    "h": 57.692,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.73919,
    "c": 0.14109,
    "h": 107.1
  },
  "luminance": 0.41113
}

Semantic roles & 50–950 ramp

primary

#B5B033

secondary

#7D80C6

accent

#4EDF48

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B5B033

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

Preview Lab → · Contrast checker → · Palette generator →