#B5BF38#B5BF38

#B5BF38 is a light, vivid yellow. Relative luminance 0.474; OKLCH L 77.3% C 0.153 H 113.6°. Best body text is #000000 at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#B5BF38
RGB	rgb(181, 191, 56)
HSL	hsl(64, 55%, 48%)
HSV	hsv(64, 71%, 75%)
CMYK	cmyk(5.2%, 0%, 70.7%, 25.1%)
CIE-LAB	lab(74.43, -20.14, 63.15)
CIE-LCH	lch(74.43, 66.29, 107.68°)
OKLab	oklab(77.26% -0.0615 0.1405)
OKLCH	oklch(77.26% 0.153 113.6)
XYZ	xyz(38.4018, 47.3717, 10.8613)
Luminance	0.4737 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5BF38 #4238BF

analogous

#BF8538 #B5BF38 #72BF38

triadic

#B5BF38 #38B5BF #BF38B5

tetradic

#B5BF38 #38BF85 #4238BF #BF3872

square

#B5BF38 #38BF85 #4238BF #BF3872

split-complementary

#B5BF38 #3872BF #8538BF

monochromatic

#5B601C #88902A #B5BF38 #C9D163 #D9DF92

Accessibility & contrast

On white

2.00

#B5BF38 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.47

#B5BF38 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5BF38

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5BF38	#FFFFFF	#000000	##000000
##B5BF38	1.00	2.00	10.47	10.47
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.47	21.00	1.00	1.00
##000000	10.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB620

Deuteranopia (green-blind)

#CDB842

Tritanopia (blue-blind)

#C1B4A5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b5bf38;
/* rgb */ color: rgb(181, 191, 56);
/* oklch */ color: oklch(77.3% 0.153 113.6);

Tailwind

colors: {
  custom: {
    50: '#cfd277',
    500: '#b5bf38',
    950: '#000000',
  },
}

SCSS

$custom: #b5bf38;
$custom-light: #cfd277;
$custom-dark: #000000;

JSON

{
  "hex": "#b5bf38",
  "rgb": {
    "r": 181,
    "g": 191,
    "b": 56
  },
  "hsl": {
    "h": 64.444,
    "s": 54.656,
    "l": 48.431
  },
  "oklch": {
    "l": 0.77263,
    "c": 0.15333,
    "h": 113.6
  },
  "luminance": 0.47371
}

Semantic roles & 50–950 ramp

primary

#B5BF38

secondary

#8E89CA

accent

#4ADE55

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141409

muted

#83827B

Preview Lab

Preview with #B5BF38

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

Preview Lab → · Contrast checker → · Palette generator →