#B5B031#B5B031

#B5B031 is a light, vivid yellow. Relative luminance 0.411; OKLCH L 73.9% C 0.142 H 107.1°. Best body text is #000000 at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#B5B031
RGB	rgb(181, 176, 49)
HSL	hsl(58, 57%, 45%)
HSV	hsv(58, 73%, 71%)
CMYK	cmyk(0%, 2.8%, 72.9%, 29%)
CIE-LAB	lab(70.24, -12.89, 61.62)
CIE-LCH	lch(70.24, 62.95, 101.82°)
OKLab	oklab(73.91% -0.0419 0.136)
OKLCH	oklch(73.91% 0.142 107.1)
XYZ	xyz(35.1371, 41.0974, 8.9869)
Luminance	0.4110 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5B031 #3136B5

analogous

#B56E31 #B5B031 #78B531

triadic

#B5B031 #31B5B0 #B031B5

tetradic

#B5B031 #31B56E #3136B5 #B53178

square

#B5B031 #31B56E #3136B5 #B53178

split-complementary

#B5B031 #3178B5 #6E31B5

monochromatic

#555217 #858124 #B5B031 #D0CC53 #DDDA83

Accessibility & contrast

On white

2.28

#B5B031 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.22

#B5B031 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5B031

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5B031	#FFFFFF	#000000	##000000
##B5B031	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)

#BFA919

Deuteranopia (green-blind)

#C2AE3A

Tritanopia (blue-blind)

#C2A497

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #b5b031;
/* rgb */ color: rgb(181, 176, 49);
/* oklch */ color: oklch(73.9% 0.142 107.1);

Tailwind

colors: {
  custom: {
    50: '#cfc772',
    500: '#b5b031',
    950: '#000000',
  },
}

SCSS

$custom: #b5b031;
$custom-light: #cfc772;
$custom-dark: #000000;

JSON

{
  "hex": "#b5b031",
  "rgb": {
    "r": 181,
    "g": 176,
    "b": 49
  },
  "hsl": {
    "h": 57.727,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.73906,
    "c": 0.1423,
    "h": 107.1
  },
  "luminance": 0.41096
}

Semantic roles & 50–950 ramp

primary

#B5B031

secondary

#7B7EC7

accent

#4DE147

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B5B031

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

Preview Lab → · Contrast checker → · Palette generator →