#B0BF31#B0BF31

#B0BF31 is a light, vivid yellow. Relative luminance 0.467; OKLCH L 76.8% C 0.159 H 115.6°. Best body text is #000000 at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#B0BF31
RGB	rgb(176, 191, 49)
HSL	hsl(66, 59%, 47%)
HSV	hsv(66, 74%, 75%)
CMYK	cmyk(7.9%, 0%, 74.3%, 25.1%)
CIE-LAB	lab(74.01, -22.58, 65.05)
CIE-LCH	lch(74.01, 68.85, 109.14°)
OKLab	oklab(76.82% -0.0686 0.1434)
OKLCH	oklch(76.82% 0.159 115.6)
XYZ	xyz(37.0907, 46.7141, 9.9679)
Luminance	0.4671 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0BF31 #4031BF

analogous

#BF8731 #B0BF31 #69BF31

triadic

#B0BF31 #31B0BF #BF31B0

tetradic

#B0BF31 #31BF87 #4031BF #BF3169

square

#B0BF31 #31BF87 #4031BF #BF3169

split-complementary

#B0BF31 #3169BF #8731BF

monochromatic

#565E18 #838E25 #B0BF31 #C7D459 #D8E18A

Accessibility & contrast

On white

2.03

#B0BF31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.34

#B0BF31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B0BF31

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0BF31	#FFFFFF	#000000	##000000
##B0BF31	1.00	2.03	10.34	10.34
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.34	21.00	1.00	1.00
##000000	10.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB511

Deuteranopia (green-blind)

#CCB73D

Tritanopia (blue-blind)

#BBB4A4

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #b0bf31;
/* rgb */ color: rgb(176, 191, 49);
/* oklch */ color: oklch(76.8% 0.159 115.6);

Tailwind

colors: {
  custom: {
    50: '#cbd274',
    500: '#b0bf31',
    950: '#000000',
  },
}

SCSS

$custom: #b0bf31;
$custom-light: #cbd274;
$custom-dark: #000000;

JSON

{
  "hex": "#b0bf31",
  "rgb": {
    "r": 176,
    "g": 191,
    "b": 49
  },
  "hsl": {
    "h": 66.338,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.76819,
    "c": 0.15899,
    "h": 115.6
  },
  "luminance": 0.46713
}

Semantic roles & 50–950 ramp

primary

#B0BF31

secondary

#8981CB

accent

#45E256

background

#FCFCF7

surface

#F9F9ED

border

#D2D2C8

text

#141409

muted

#82827B

Preview Lab

Preview with #B0BF31

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

Preview Lab → · Contrast checker → · Palette generator →