#BBCB34#BBCB34

#BBCB34 is a light, vivid yellow. Relative luminance 0.535; OKLCH L 80.4% C 0.167 H 115.6°. Best body text is #000000 at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#BBCB34
RGB	rgb(187, 203, 52)
HSL	hsl(66, 59%, 50%)
HSV	hsv(66, 74%, 80%)
CMYK	cmyk(7.9%, 0%, 74.4%, 20.4%)
CIE-LAB	lab(78.18, -23.71, 68.28)
CIE-LCH	lch(78.18, 72.28, 109.15°)
OKLab	oklab(80.38% -0.0721 0.1504)
OKLCH	oklch(80.38% 0.167 115.6)
XYZ	xyz(42.4704, 53.5253, 11.3423)
Luminance	0.5353 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBCB34 #4434CB

analogous

#CB9034 #BBCB34 #6FCB34

triadic

#BBCB34 #34BBCB #CB34BB

tetradic

#BBCB34 #34CB90 #4434CB #CB346F

square

#BBCB34 #34CB90 #4434CB #CB346F

split-complementary

#BBCB34 #346FCB #9034CB

monochromatic

#616A1B #8E9A28 #BBCB34 #CBD765 #DCE495

Accessibility & contrast

On white

1.79

#BBCB34 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.71

#BBCB34 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBCB34

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBCB34	#FFFFFF	#000000	##000000
##BBCB34	1.00	1.79	11.71	11.71
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.71	21.00	1.00	1.00
##000000	11.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C011

Deuteranopia (green-blind)

#D8C241

Tritanopia (blue-blind)

#C7BFAE

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #bbcb34;
/* rgb */ color: rgb(187, 203, 52);
/* oklch */ color: oklch(80.4% 0.167 115.6);

Tailwind

colors: {
  custom: {
    50: '#d3da77',
    500: '#bbcb34',
    950: '#000000',
  },
}

SCSS

$custom: #bbcb34;
$custom-light: #d3da77;
$custom-dark: #000000;

JSON

{
  "hex": "#bbcb34",
  "rgb": {
    "r": 187,
    "g": 203,
    "b": 52
  },
  "hsl": {
    "h": 66.358,
    "s": 59.216,
    "l": 50
  },
  "oklch": {
    "l": 0.80381,
    "c": 0.1668,
    "h": 115.6
  },
  "luminance": 0.53525
}

Semantic roles & 50–950 ramp

primary

#BBCB34

secondary

#373073

accent

#45E256

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#151409

muted

#84837D

Preview Lab

Preview with #BBCB34

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

Preview Lab → · Contrast checker → · Palette generator →