#B5B52B#B5B52B

#B5B52B is a light, vivid yellow. Relative luminance 0.430; OKLCH L 75.0% C 0.150 H 109.5°. Best body text is #000000 at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#B5B52B
RGB	rgb(181, 181, 43)
HSL	hsl(60, 62%, 44%)
HSV	hsv(60, 76%, 71%)
CMYK	cmyk(0%, 0%, 76.2%, 29%)
CIE-LAB	lab(71.59, -15.71, 64.88)
CIE-LCH	lch(71.59, 66.75, 103.61°)
OKLab	oklab(74.97% -0.0503 0.1418)
OKLCH	oklch(74.97% 0.15 109.5)
XYZ	xyz(36.0173, 43.0470, 8.6967)
Luminance	0.4305 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5B52B #2B2BB5

analogous

#B5702B #B5B52B #70B52B

triadic

#B5B52B #2BB5B5 #B52BB5

tetradic

#B5B52B #2BB570 #2B2BB5 #B52B70

square

#B5B52B #2BB570 #2B2BB5 #B52B70

split-complementary

#B5B52B #2B70B5 #702BB5

monochromatic

#525214 #84841F #B5B52B #D4D449 #E0E07B

Accessibility & contrast

On white

2.19

#B5B52B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.61

#B5B52B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5B52B

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5B52B	#FFFFFF	#000000	##000000
##B5B52B	1.00	2.19	9.61	9.61
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.61	21.00	1.00	1.00
##000000	9.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AD05

Deuteranopia (green-blind)

#C6B137

Tritanopia (blue-blind)

#C2A99B

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #b5b52b;
/* rgb */ color: rgb(181, 181, 43);
/* oklch */ color: oklch(75.0% 0.150 109.5);

Tailwind

colors: {
  custom: {
    50: '#cfca70',
    500: '#b5b52b',
    950: '#000000',
  },
}

SCSS

$custom: #b5b52b;
$custom-light: #cfca70;
$custom-dark: #000000;

JSON

{
  "hex": "#b5b52b",
  "rgb": {
    "r": 181,
    "g": 181,
    "b": 43
  },
  "hsl": {
    "h": 60,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.74967,
    "c": 0.15048,
    "h": 109.5
  },
  "luminance": 0.43046
}

Semantic roles & 50–950 ramp

primary

#B5B52B

secondary

#7474C8

accent

#43E543

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B5B52B

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

Preview Lab → · Contrast checker → · Palette generator →