#B5BF40#B5BF40

#B5BF40 is a light, vivid yellow. Relative luminance 0.475; OKLCH L 77.3% C 0.148 H 113.7°. Best body text is #000000 at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#B5BF40
RGB	rgb(181, 191, 64)
HSL	hsl(65, 50%, 50%)
HSV	hsv(65, 66%, 75%)
CMYK	cmyk(5.2%, 0%, 66.5%, 25.1%)
CIE-LAB	lab(74.48, -19.69, 60.18)
CIE-LCH	lch(74.48, 63.32, 108.12°)
OKLab	oklab(77.32% -0.0595 0.1355)
OKLCH	oklch(77.32% 0.148 113.7)
XYZ	xyz(38.6133, 47.4563, 11.9754)
Luminance	0.4746 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5BF40 #4A40BF

analogous

#BF8940 #B5BF40 #76BF40

triadic

#B5BF40 #40B5BF #BF40B5

tetradic

#B5BF40 #40BF89 #4A40BF #BF4076

square

#B5BF40 #40BF89 #4A40BF #BF4076

split-complementary

#B5BF40 #4076BF #8940BF

monochromatic

#5E6321 #8A9131 #B5BF40 #C7CE6E #D9DE9C

Accessibility & contrast

On white

2.00

#B5BF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.49

#B5BF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5BF40

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5BF40	#FFFFFF	#000000	##000000
##B5BF40	1.00	2.00	10.49	10.49
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.49	21.00	1.00	1.00
##000000	10.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB62E

Deuteranopia (green-blind)

#CCB849

Tritanopia (blue-blind)

#C1B4A5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b5bf40;
/* rgb */ color: rgb(181, 191, 64);
/* oklch */ color: oklch(77.3% 0.148 113.7);

Tailwind

colors: {
  custom: {
    50: '#ced27c',
    500: '#b5bf40',
    950: '#000000',
  },
}

SCSS

$custom: #b5bf40;
$custom-light: #ced27c;
$custom-dark: #000000;

JSON

{
  "hex": "#b5bf40",
  "rgb": {
    "r": 181,
    "g": 191,
    "b": 64
  },
  "hsl": {
    "h": 64.724,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.77323,
    "c": 0.14797,
    "h": 113.7
  },
  "luminance": 0.47456
}

Semantic roles & 50–950 ramp

primary

#B5BF40

secondary

#9591CA

accent

#4ED959

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#14140A

muted

#83827C

Preview Lab

Preview with #B5BF40

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

Preview Lab → · Contrast checker → · Palette generator →