#BFBB31#BFBB31

#BFBB31 is a light, vivid yellow. Relative luminance 0.468; OKLCH L 77.2% C 0.151 H 107.8°. Best body text is #000000 at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#BFBB31
RGB	rgb(191, 187, 49)
HSL	hsl(58, 59%, 47%)
HSV	hsv(58, 74%, 75%)
CMYK	cmyk(0%, 2.1%, 74.3%, 25.1%)
CIE-LAB	lab(74.09, -14.20, 65.54)
CIE-LCH	lch(74.09, 67.06, 102.22°)
OKLab	oklab(77.17% -0.0461 0.1439)
OKLCH	oklch(77.17% 0.151 107.8)
XYZ	xyz(39.8121, 46.8401, 9.8490)
Luminance	0.4684 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFBB31 #3135BF

analogous

#BF7431 #BFBB31 #7CBF31

triadic

#BFBB31 #31BFBB #BB31BF

tetradic

#BFBB31 #31BF74 #3135BF #BF317C

square

#BFBB31 #31BF74 #3135BF #BF317C

split-complementary

#BFBB31 #317CBF #7431BF

monochromatic

#5E5C18 #8E8B25 #BFBB31 #D4D159 #E1DE8A

Accessibility & contrast

On white

2.03

#BFBB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.37

#BFBB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFBB31

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFBB31	#FFFFFF	#000000	##000000
##BFBB31	1.00	2.03	10.37	10.37
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.37	21.00	1.00	1.00
##000000	10.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB313

Deuteranopia (green-blind)

#CDB83C

Tritanopia (blue-blind)

#CDAFA1

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #bfbb31;
/* rgb */ color: rgb(191, 187, 49);
/* oklch */ color: oklch(77.2% 0.151 107.8);

Tailwind

colors: {
  custom: {
    50: '#d6cf74',
    500: '#bfbb31',
    950: '#000000',
  },
}

SCSS

$custom: #bfbb31;
$custom-light: #d6cf74;
$custom-dark: #000000;

JSON

{
  "hex": "#bfbb31",
  "rgb": {
    "r": 191,
    "g": 187,
    "b": 49
  },
  "hsl": {
    "h": 58.31,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.77174,
    "c": 0.15115,
    "h": 107.8
  },
  "luminance": 0.46839
}

Semantic roles & 50–950 ramp

primary

#BFBB31

secondary

#8183CB

accent

#4AE245

background

#FDFCF7

surface

#FBF9ED

border

#D4D2C8

text

#151309

muted

#83827B

Preview Lab

Preview with #BFBB31

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

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