#BBBB31#BBBB31

#BBBB31 is a light, vivid yellow. Relative luminance 0.463; OKLCH L 76.8% C 0.152 H 109.5°. Best body text is #000000 at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#BBBB31
RGB	rgb(187, 187, 49)
HSL	hsl(60, 58%, 46%)
HSV	hsv(60, 74%, 73%)
CMYK	cmyk(0%, 0%, 73.8%, 26.7%)
CIE-LAB	lab(73.76, -15.92, 65.12)
CIE-LCH	lch(73.76, 67.04, 103.74°)
OKLab	oklab(76.83% -0.0507 0.1432)
OKLCH	oklch(76.83% 0.152 109.5)
XYZ	xyz(38.8196, 46.3284, 9.8025)
Luminance	0.4633 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBBB31 #3131BB

analogous

#BB7631 #BBBB31 #76BB31

triadic

#BBBB31 #31BBBB #BB31BB

tetradic

#BBBB31 #31BB76 #3131BB #BB3176

square

#BBBB31 #31BB76 #3131BB #BB3176

split-complementary

#BBBB31 #3176BB #7631BB

monochromatic

#5A5A18 #8B8B24 #BBBB31 #D3D356 #E0E087

Accessibility & contrast

On white

2.05

#BBBB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.27

#BBBB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBBB31

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBBB31	#FFFFFF	#000000	##000000
##BBBB31	1.00	2.05	10.27	10.27
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.27	21.00	1.00	1.00
##000000	10.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB313

Deuteranopia (green-blind)

#CCB73C

Tritanopia (blue-blind)

#C8AFA1

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #bbbb31;
/* rgb */ color: rgb(187, 187, 49);
/* oklch */ color: oklch(76.8% 0.152 109.5);

Tailwind

colors: {
  custom: {
    50: '#d3cf74',
    500: '#bbbb31',
    950: '#000000',
  },
}

SCSS

$custom: #bbbb31;
$custom-light: #d3cf74;
$custom-dark: #000000;

JSON

{
  "hex": "#bbbb31",
  "rgb": {
    "r": 187,
    "g": 187,
    "b": 49
  },
  "hsl": {
    "h": 60,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.76832,
    "c": 0.1519,
    "h": 109.5
  },
  "luminance": 0.46327
}

Semantic roles & 50–950 ramp

primary

#BBBB31

secondary

#7F7FC9

accent

#46E246

background

#FDFCF7

surface

#FBF9ED

border

#D4D2C8

text

#151309

muted

#83827B

Preview Lab

Preview with #BBBB31

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

Preview Lab → · Contrast checker → · Palette generator →