#BBC137#BBC137

#BBC137 is a light, vivid yellow. Relative luminance 0.490; OKLCH L 78.2% C 0.154 H 112.0°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#BBC137
RGB	rgb(187, 193, 55)
HSL	hsl(63, 56%, 49%)
HSV	hsv(63, 72%, 76%)
CMYK	cmyk(3.1%, 0%, 71.5%, 24.3%)
CIE-LAB	lab(75.44, -18.65, 64.65)
CIE-LCH	lch(75.44, 67.29, 106.09°)
OKLab	oklab(78.19% -0.0578 0.1433)
OKLCH	oklch(78.19% 0.154 112)
XYZ	xyz(40.2544, 48.9815, 10.9476)
Luminance	0.4898 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC137 #3D37C1

analogous

#C18237 #BBC137 #76C137

triadic

#BBC137 #37BBC1 #C137BB

tetradic

#BBC137 #37C182 #3D37C1 #C13776

square

#BBC137 #37C182 #3D37C1 #C13776

split-complementary

#BBC137 #3776C1 #8237C1

monochromatic

#5F621C #8D9129 #BBC137 #CED263 #DDE092

Accessibility & contrast

On white

1.95

#BBC137 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.80

#BBC137 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC137

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC137	#FFFFFF	#000000	##000000
##BBC137	1.00	1.95	10.80	10.80
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.80	21.00	1.00	1.00
##000000	10.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B81D

Deuteranopia (green-blind)

#D0BB42

Tritanopia (blue-blind)

#C8B5A6

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #bbc137;
/* rgb */ color: rgb(187, 193, 55);
/* oklch */ color: oklch(78.2% 0.154 112.0);

Tailwind

colors: {
  custom: {
    50: '#d3d377',
    500: '#bbc137',
    950: '#000000',
  },
}

SCSS

$custom: #bbc137;
$custom-light: #d3d377;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc137",
  "rgb": {
    "r": 187,
    "g": 193,
    "b": 55
  },
  "hsl": {
    "h": 62.609,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.78187,
    "c": 0.15449,
    "h": 112
  },
  "luminance": 0.48981
}

Semantic roles & 50–950 ramp

primary

#BBC137

secondary

#8C89CB

accent

#49DF4F

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#151409

muted

#83827B

Preview Lab

Preview with #BBC137

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

Preview Lab → · Contrast checker → · Palette generator →