#B5BC33#B5BC33

#B5BC33 is a light, vivid yellow. Relative luminance 0.460; OKLCH L 76.6% C 0.153 H 112.4°. Best body text is #000000 at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#B5BC33
RGB	rgb(181, 188, 51)
HSL	hsl(63, 57%, 47%)
HSV	hsv(63, 73%, 74%)
CMYK	cmyk(3.7%, 0%, 72.9%, 26.3%)
CIE-LAB	lab(73.57, -18.89, 64.09)
CIE-LCH	lch(73.57, 66.81, 106.42°)
OKLab	oklab(76.56% -0.0585 0.1416)
OKLCH	oklch(76.56% 0.153 112.4)
XYZ	xyz(37.6380, 46.0301, 10.0333)
Luminance	0.4603 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5BC33 #3A33BC

analogous

#BC7F33 #B5BC33 #70BC33

triadic

#B5BC33 #33B5BC #BC33B5

tetradic

#B5BC33 #33BC7F #3A33BC #BC3370

square

#B5BC33 #33BC7F #3A33BC #BC3370

split-complementary

#B5BC33 #3370BC #7F33BC

monochromatic

#585C19 #878C26 #B5BC33 #CCD25A #DBDF8A

Accessibility & contrast

On white

2.06

#B5BC33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.21

#B5BC33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5BC33

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5BC33	#FFFFFF	#000000	##000000
##B5BC33	1.00	2.06	10.21	10.21
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.21	21.00	1.00	1.00
##000000	10.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB317

Deuteranopia (green-blind)

#CBB63E

Tritanopia (blue-blind)

#C1B0A2

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b5bc33;
/* rgb */ color: rgb(181, 188, 51);
/* oklch */ color: oklch(76.6% 0.153 112.4);

Tailwind

colors: {
  custom: {
    50: '#cfd075',
    500: '#b5bc33',
    950: '#000000',
  },
}

SCSS

$custom: #b5bc33;
$custom-light: #cfd075;
$custom-dark: #000000;

JSON

{
  "hex": "#b5bc33",
  "rgb": {
    "r": 181,
    "g": 188,
    "b": 51
  },
  "hsl": {
    "h": 63.066,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.76563,
    "c": 0.15317,
    "h": 112.4
  },
  "luminance": 0.46029
}

Semantic roles & 50–950 ramp

primary

#B5BC33

secondary

#8581C9

accent

#47E14F

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B5BC33

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

Preview Lab → · Contrast checker → · Palette generator →