#BBCF37#BBCF37

#BBCF37 is a light, vivid yellow. Relative luminance 0.555; OKLCH L 81.3% C 0.170 H 117.0°. Best body text is #000000 at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#BBCF37
RGB	rgb(187, 207, 55)
HSL	hsl(68, 61%, 51%)
HSV	hsv(68, 73%, 81%)
CMYK	cmyk(9.7%, 0%, 73.4%, 18.8%)
CIE-LAB	lab(79.31, -25.51, 68.36)
CIE-LCH	lch(79.31, 72.96, 110.46°)
OKLab	oklab(81.29% -0.0768 0.1511)
OKLCH	oklch(81.29% 0.17 117)
XYZ	xyz(43.4970, 55.4668, 12.0285)
Luminance	0.5547 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBCF37 #4B37CF

analogous

#CF9737 #BBCF37 #6FCF37

triadic

#BBCF37 #37BBCF #CF37BB

tetradic

#BBCF37 #37CF97 #4B37CF #CF376F

square

#BBCF37 #37CF97 #4B37CF #CF376F

split-complementary

#BBCF37 #376FCF #9737CF

monochromatic

#65711B #92A227 #BBCF37 #CCDB68 #DDE79A

Accessibility & contrast

On white

1.74

#BBCF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.09

#BBCF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBCF37

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBCF37	#FFFFFF	#000000	##000000
##BBCF37	1.00	1.74	12.09	12.09
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.09	21.00	1.00	1.00
##000000	12.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC416

Deuteranopia (green-blind)

#DBC544

Tritanopia (blue-blind)

#C7C3B2

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #bbcf37;
/* rgb */ color: rgb(187, 207, 55);
/* oklch */ color: oklch(81.3% 0.170 117.0);

Tailwind

colors: {
  custom: {
    50: '#d3dd79',
    500: '#bbcf37',
    950: '#000000',
  },
}

SCSS

$custom: #bbcf37;
$custom-light: #d3dd79;
$custom-dark: #000000;

JSON

{
  "hex": "#bbcf37",
  "rgb": {
    "r": 187,
    "g": 207,
    "b": 55
  },
  "hsl": {
    "h": 67.895,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.8129,
    "c": 0.1695,
    "h": 117
  },
  "luminance": 0.55466
}

Semantic roles & 50–950 ramp

primary

#BBCF37

secondary

#3A317A

accent

#43E459

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#15150A

muted

#84847D

Preview Lab

Preview with #BBCF37

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

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