#B5BF33#B5BF33

#B5BF33 is a light, vivid yellow. Relative luminance 0.473; OKLCH L 77.2% C 0.156 H 113.6°. Best body text is #000000 at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#B5BF33
RGB	rgb(181, 191, 51)
HSL	hsl(64, 58%, 47%)
HSV	hsv(64, 73%, 75%)
CMYK	cmyk(5.2%, 0%, 73.3%, 25.1%)
CIE-LAB	lab(74.40, -20.38, 64.88)
CIE-LCH	lch(74.40, 68.00, 107.44°)
OKLab	oklab(77.23% -0.0626 0.1432)
OKLCH	oklch(77.23% 0.156 113.6)
XYZ	xyz(38.2856, 47.3252, 10.2492)
Luminance	0.4732 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5BF33 #3D33BF

analogous

#BF8333 #B5BF33 #6FBF33

triadic

#B5BF33 #33B5BF #BF33B5

tetradic

#B5BF33 #33BF83 #3D33BF #BF336F

square

#B5BF33 #33BF83 #3D33BF #BF336F

split-complementary

#B5BF33 #336FBF #8333BF

monochromatic

#595E19 #878F26 #B5BF33 #CBD35C #DAE08C

Accessibility & contrast

On white

2.01

#B5BF33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.46

#B5BF33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5BF33

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5BF33	#FFFFFF	#000000	##000000
##B5BF33	1.00	2.01	10.46	10.46
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.46	21.00	1.00	1.00
##000000	10.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB616

Deuteranopia (green-blind)

#CDB83F

Tritanopia (blue-blind)

#C1B4A4

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b5bf33;
/* rgb */ color: rgb(181, 191, 51);
/* oklch */ color: oklch(77.2% 0.156 113.6);

Tailwind

colors: {
  custom: {
    50: '#cfd275',
    500: '#b5bf33',
    950: '#000000',
  },
}

SCSS

$custom: #b5bf33;
$custom-light: #cfd275;
$custom-dark: #000000;

JSON

{
  "hex": "#b5bf33",
  "rgb": {
    "r": 181,
    "g": 191,
    "b": 51
  },
  "hsl": {
    "h": 64.286,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.7723,
    "c": 0.15634,
    "h": 113.6
  },
  "luminance": 0.47324
}

Semantic roles & 50–950 ramp

primary

#B5BF33

secondary

#8883CB

accent

#47E152

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B5BF33

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

Preview Lab → · Contrast checker → · Palette generator →