#BBCB3B#BBCB3B

#BBCB3B is a light, vivid yellow. Relative luminance 0.536; OKLCH L 80.4% C 0.163 H 115.7°. Best body text is #000000 at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#BBCB3B
RGB	rgb(187, 203, 59)
HSL	hsl(67, 58%, 51%)
HSV	hsv(67, 71%, 80%)
CMYK	cmyk(7.9%, 0%, 70.9%, 20.4%)
CIE-LAB	lab(78.22, -23.37, 65.94)
CIE-LCH	lch(78.22, 69.96, 109.52°)
OKLab	oklab(80.43% -0.0706 0.1467)
OKLCH	oklch(80.43% 0.163 115.7)
XYZ	xyz(42.6400, 53.5931, 12.2351)
Luminance	0.5359 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBCB3B #4B3BCB

analogous

#CB933B #BBCB3B #73CB3B

triadic

#BBCB3B #3BBBCB #CB3BBB

tetradic

#BBCB3B #3BCB93 #4B3BCB #CB3B73

square

#BBCB3B #3BCB93 #4B3BCB #CB3B73

split-complementary

#BBCB3B #3B73CB #933BCB

monochromatic

#656E1D #929F2A #BBCB3B #CCD86B #DDE59C

Accessibility & contrast

On white

1.79

#BBCB3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.72

#BBCB3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBCB3B

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBCB3B	#FFFFFF	#000000	##000000
##BBCB3B	1.00	1.79	11.72	11.72
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.72	21.00	1.00	1.00
##000000	11.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C121

Deuteranopia (green-blind)

#D8C347

Tritanopia (blue-blind)

#C7BFAF

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #bbcb3b;
/* rgb */ color: rgb(187, 203, 59);
/* oklch */ color: oklch(80.4% 0.163 115.7);

Tailwind

colors: {
  custom: {
    50: '#d3da7a',
    500: '#bbcb3b',
    950: '#000000',
  },
}

SCSS

$custom: #bbcb3b;
$custom-light: #d3da7a;
$custom-dark: #000000;

JSON

{
  "hex": "#bbcb3b",
  "rgb": {
    "r": 187,
    "g": 203,
    "b": 59
  },
  "hsl": {
    "h": 66.667,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.80426,
    "c": 0.16276,
    "h": 115.7
  },
  "luminance": 0.53592
}

Semantic roles & 50–950 ramp

primary

#BBCB3B

secondary

#3A3378

accent

#47E158

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#15140A

muted

#84837D

Preview Lab

Preview with #BBCB3B

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

Preview Lab → · Contrast checker → · Palette generator →