#B9BF33#B9BF33

#B9BF33 is a light, vivid yellow. Relative luminance 0.478; OKLCH L 77.6% C 0.155 H 112.0°. Best body text is #000000 at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#B9BF33
RGB	rgb(185, 191, 51)
HSL	hsl(63, 58%, 47%)
HSV	hsv(63, 73%, 75%)
CMYK	cmyk(3.1%, 0%, 73.3%, 25.1%)
CIE-LAB	lab(74.71, -18.69, 65.28)
CIE-LCH	lch(74.71, 67.91, 105.97°)
OKLab	oklab(77.56% -0.0581 0.144)
OKLCH	oklch(77.56% 0.155 112)
XYZ	xyz(39.2372, 47.8159, 10.2938)
Luminance	0.4782 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9BF33 #3933BF

analogous

#BF7F33 #B9BF33 #73BF33

triadic

#B9BF33 #33B9BF #BF33B9

tetradic

#B9BF33 #33BF7F #3933BF #BF3373

square

#B9BF33 #33BF7F #3933BF #BF3373

split-complementary

#B9BF33 #3373BF #7F33BF

monochromatic

#5B5E19 #8A8F26 #B9BF33 #CED35C #DDE08C

Accessibility & contrast

On white

1.99

#B9BF33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.56

#B9BF33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9BF33

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9BF33	#FFFFFF	#000000	##000000
##B9BF33	1.00	1.99	10.56	10.56
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.56	21.00	1.00	1.00
##000000	10.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB616

Deuteranopia (green-blind)

#CEB93E

Tritanopia (blue-blind)

#C6B3A4

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b9bf33;
/* rgb */ color: rgb(185, 191, 51);
/* oklch */ color: oklch(77.6% 0.155 112.0);

Tailwind

colors: {
  custom: {
    50: '#d2d275',
    500: '#b9bf33',
    950: '#000000',
  },
}

SCSS

$custom: #b9bf33;
$custom-light: #d2d275;
$custom-dark: #000000;

JSON

{
  "hex": "#b9bf33",
  "rgb": {
    "r": 185,
    "g": 191,
    "b": 51
  },
  "hsl": {
    "h": 62.571,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.77556,
    "c": 0.15526,
    "h": 112
  },
  "luminance": 0.47815
}

Semantic roles & 50–950 ramp

primary

#B9BF33

secondary

#8683CB

accent

#47E14D

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#151409

muted

#83827B

Preview Lab

Preview with #B9BF33

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

Preview Lab → · Contrast checker → · Palette generator →