#BBC631#BBC631

#BBC631 is a light, vivid yellow. Relative luminance 0.512; OKLCH L 79.3% C 0.163 H 113.9°. Best body text is #000000 at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#BBC631
RGB	rgb(187, 198, 49)
HSL	hsl(64, 60%, 48%)
HSV	hsv(64, 75%, 78%)
CMYK	cmyk(5.6%, 0%, 75.3%, 22.4%)
CIE-LAB	lab(76.79, -21.40, 67.94)
CIE-LCH	lch(76.79, 71.23, 107.48°)
OKLab	oklab(79.25% -0.066 0.1492)
OKLCH	oklch(79.25% 0.163 113.9)
XYZ	xyz(41.2432, 51.1756, 10.6104)
Luminance	0.5118 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC631 #3C31C6

analogous

#C68731 #BBC631 #70C631

triadic

#BBC631 #31BBC6 #C631BB

tetradic

#BBC631 #31C687 #3C31C6 #C63170

square

#BBC631 #31C687 #3C31C6 #C63170

split-complementary

#BBC631 #3170C6 #8731C6

monochromatic

#5E6419 #8D9525 #BBC631 #CED75D #DDE38E

Accessibility & contrast

On white

1.87

#BBC631 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.24

#BBC631 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC631

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC631	#FFFFFF	#000000	##000000
##BBC631	1.00	1.87	11.24	11.24
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.24	21.00	1.00	1.00
##000000	11.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BC0B

Deuteranopia (green-blind)

#D4BF3E

Tritanopia (blue-blind)

#C8BAAA

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #bbc631;
/* rgb */ color: rgb(187, 198, 49);
/* oklch */ color: oklch(79.3% 0.163 113.9);

Tailwind

colors: {
  custom: {
    50: '#d3d775',
    500: '#bbc631',
    950: '#000000',
  },
}

SCSS

$custom: #bbc631;
$custom-light: #d3d775;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc631",
  "rgb": {
    "r": 187,
    "g": 198,
    "b": 49
  },
  "hsl": {
    "h": 64.43,
    "s": 60.324,
    "l": 48.431
  },
  "oklch": {
    "l": 0.79254,
    "c": 0.1631,
    "h": 113.9
  },
  "luminance": 0.51175
}

Semantic roles & 50–950 ramp

primary

#BBC631

secondary

#322D6E

accent

#44E350

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#151409

muted

#84837D

Preview Lab

Preview with #BBC631

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

Preview Lab → · Contrast checker → · Palette generator →