#BBC73B#BBC73B

#BBC73B is a light, vivid yellow. Relative luminance 0.517; OKLCH L 79.5% C 0.158 H 114.3°. Best body text is #000000 at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#BBC73B
RGB	rgb(187, 199, 59)
HSL	hsl(65, 56%, 51%)
HSV	hsv(65, 70%, 78%)
CMYK	cmyk(6%, 0%, 70.4%, 22%)
CIE-LAB	lab(77.12, -21.42, 64.86)
CIE-LCH	lch(77.12, 68.31, 108.27°)
OKLab	oklab(79.54% -0.0651 0.1444)
OKLCH	oklch(79.54% 0.158 114.3)
XYZ	xyz(41.7075, 51.7282, 11.9243)
Luminance	0.5173 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC73B #473BC7

analogous

#C78D3B #BBC73B #75C73B

triadic

#BBC73B #3BBBC7 #C73BBB

tetradic

#BBC73B #3BC78D #473BC7 #C73B75

square

#BBC73B #3BC78D #473BC7 #C73B75

split-complementary

#BBC73B #3B75C7 #8D3BC7

monochromatic

#63691E #90992C #BBC73B #CCD56B #DCE29A

Accessibility & contrast

On white

1.85

#BBC73B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.35

#BBC73B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC73B

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC73B	#FFFFFF	#000000	##000000
##BBC73B	1.00	1.85	11.35	11.35
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.35	21.00	1.00	1.00
##000000	11.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD23

Deuteranopia (green-blind)

#D5C046

Tritanopia (blue-blind)

#C7BBAC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #bbc73b;
/* rgb */ color: rgb(187, 199, 59);
/* oklch */ color: oklch(79.5% 0.158 114.3);

Tailwind

colors: {
  custom: {
    50: '#d3d77a',
    500: '#bbc73b',
    950: '#000000',
  },
}

SCSS

$custom: #bbc73b;
$custom-light: #d3d77a;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc73b",
  "rgb": {
    "r": 187,
    "g": 199,
    "b": 59
  },
  "hsl": {
    "h": 65.143,
    "s": 55.556,
    "l": 50.588
  },
  "oklch": {
    "l": 0.79539,
    "c": 0.15839,
    "h": 114.3
  },
  "luminance": 0.51727
}

Semantic roles & 50–950 ramp

primary

#BBC73B

secondary

#383373

accent

#49DF56

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#15140A

muted

#84837D

Preview Lab

Preview with #BBC73B

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

Preview Lab → · Contrast checker → · Palette generator →