#BBC939#BBC939

#BBC939 is a light, vivid yellow. Relative luminance 0.526; OKLCH L 80.0% C 0.162 H 115.0°. Best body text is #000000 at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#BBC939
RGB	rgb(187, 201, 57)
HSL	hsl(66, 57%, 51%)
HSV	hsv(66, 72%, 79%)
CMYK	cmyk(7%, 0%, 71.6%, 21.2%)
CIE-LAB	lab(77.66, -22.50, 66.10)
CIE-LCH	lch(77.66, 69.82, 108.80°)
OKLab	oklab(79.97% -0.0683 0.1467)
OKLCH	oklch(79.97% 0.162 115)
XYZ	xyz(42.1198, 52.6342, 11.8107)
Luminance	0.5263 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC939 #4739C9

analogous

#C98F39 #BBC939 #73C939

triadic

#BBC939 #39BBC9 #C939BB

tetradic

#BBC939 #39C98F #4739C9 #C93973

square

#BBC939 #39C98F #4739C9 #C93973

split-complementary

#BBC939 #3973C9 #8F39C9

monochromatic

#636B1D #909B2A #BBC939 #CCD669 #DCE399

Accessibility & contrast

On white

1.82

#BBC939 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.53

#BBC939 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC939

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC939	#FFFFFF	#000000	##000000
##BBC939	1.00	1.82	11.53	11.53
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.53	21.00	1.00	1.00
##000000	11.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF1E

Deuteranopia (green-blind)

#D6C145

Tritanopia (blue-blind)

#C7BDAD

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #bbc939;
/* rgb */ color: rgb(187, 201, 57);
/* oklch */ color: oklch(80.0% 0.162 115.0);

Tailwind

colors: {
  custom: {
    50: '#d3d979',
    500: '#bbc939',
    950: '#000000',
  },
}

SCSS

$custom: #bbc939;
$custom-light: #d3d979;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc939",
  "rgb": {
    "r": 187,
    "g": 201,
    "b": 57
  },
  "hsl": {
    "h": 65.833,
    "s": 57.143,
    "l": 50.588
  },
  "oklch": {
    "l": 0.79969,
    "c": 0.16178,
    "h": 115
  },
  "luminance": 0.52633
}

Semantic roles & 50–950 ramp

primary

#BBC939

secondary

#383274

accent

#47E056

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#15140A

muted

#84837D

Preview Lab

Preview with #BBC939

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

Preview Lab → · Contrast checker → · Palette generator →