#BBCB51#BBCB51

#BBCB51 is a light, vivid yellow. Relative luminance 0.539; OKLCH L 80.6% C 0.147 H 116.1°. Best body text is #000000 at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#BBCB51
RGB	rgb(187, 203, 81)
HSL	hsl(68, 54%, 56%)
HSV	hsv(68, 60%, 80%)
CMYK	cmyk(7.9%, 0%, 60.1%, 20.4%)
CIE-LAB	lab(78.39, -22.01, 57.42)
CIE-LCH	lch(78.39, 61.49, 110.97°)
OKLab	oklab(80.61% -0.0646 0.1319)
OKLCH	oklch(80.61% 0.147 116.1)
XYZ	xyz(43.3355, 53.8713, 15.8983)
Luminance	0.5387 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBCB51 #6151CB

analogous

#CB9E51 #BBCB51 #7ECB51

triadic

#BBCB51 #51BBCB #CB51BB

tetradic

#BBCB51 #51CB9E #6151CB #CB517E

square

#BBCB51 #51CB9E #6151CB #CB517E

split-complementary

#BBCB51 #517ECB #9E51CB

monochromatic

#717C25 #9CAC33 #BBCB51 #CDD980 #E0E7AF

Accessibility & contrast

On white

1.78

#BBCB51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.77

#BBCB51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBCB51

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBCB51	#FFFFFF	#000000	##000000
##BBCB51	1.00	1.78	11.77	11.77
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.77	21.00	1.00	1.00
##000000	11.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C143

Deuteranopia (green-blind)

#D7C359

Tritanopia (blue-blind)

#C6C0B1

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #bbcb51;
/* rgb */ color: rgb(187, 203, 81);
/* oklch */ color: oklch(80.6% 0.147 116.1);

Tailwind

colors: {
  custom: {
    50: '#d2da87',
    500: '#bbcb51',
    950: '#000000',
  },
}

SCSS

$custom: #bbcb51;
$custom-light: #d2da87;
$custom-dark: #000000;

JSON

{
  "hex": "#bbcb51",
  "rgb": {
    "r": 187,
    "g": 203,
    "b": 81
  },
  "hsl": {
    "h": 67.869,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.80609,
    "c": 0.14691,
    "h": 116.1
  },
  "luminance": 0.53871
}

Semantic roles & 50–950 ramp

primary

#BBCB51

secondary

#453C84

accent

#4ADD5E

background

#FEFEFC

surface

#FBFBF3

border

#D4D4CD

text

#14140C

muted

#83837F

Preview Lab

Preview with #BBCB51

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

Preview Lab → · Contrast checker → · Palette generator →