#BBB33B#BBB33B

#BBB33B is a light, vivid yellow. Relative luminance 0.431; OKLCH L 75.2% C 0.138 H 105.5°. Best body text is #000000 at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#BBB33B
RGB	rgb(187, 179, 59)
HSL	hsl(56, 52%, 48%)
HSV	hsv(56, 68%, 73%)
CMYK	cmyk(0%, 4.3%, 68.4%, 26.7%)
CIE-LAB	lab(71.64, -11.34, 59.41)
CIE-LCH	lch(71.64, 60.49, 100.81°)
OKLab	oklab(75.16% -0.0369 0.1329)
OKLCH	oklch(75.16% 0.138 105.5)
XYZ	xyz(37.4045, 43.1221, 10.4899)
Luminance	0.4312 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBB33B #3B43BB

analogous

#BB733B #BBB33B #83BB3B

triadic

#BBB33B #3BBBB3 #B33BBB

tetradic

#BBB33B #3BBB73 #3B43BB #BB3B83

square

#BBB33B #3BBB73 #3B43BB #BB3B83

split-complementary

#BBB33B #3B83BB #733BBB

monochromatic

#5E5A1E #8C862C #BBB33B #CEC865 #DDD893

Accessibility & contrast

On white

2.18

#BBB33B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.62

#BBB33B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBB33B

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBB33B	#FFFFFF	#000000	##000000
##BBB33B	1.00	2.18	9.62	9.62
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.62	21.00	1.00	1.00
##000000	9.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AD29

Deuteranopia (green-blind)

#C5B243

Tritanopia (blue-blind)

#C9A79B

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #bbb33b;
/* rgb */ color: rgb(187, 179, 59);
/* oklch */ color: oklch(75.2% 0.138 105.5);

Tailwind

colors: {
  custom: {
    50: '#d3c978',
    500: '#bbb33b',
    950: '#000000',
  },
}

SCSS

$custom: #bbb33b;
$custom-light: #d3c978;
$custom-dark: #000000;

JSON

{
  "hex": "#bbb33b",
  "rgb": {
    "r": 187,
    "g": 179,
    "b": 59
  },
  "hsl": {
    "h": 56.25,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.7516,
    "c": 0.13792,
    "h": 105.5
  },
  "luminance": 0.43121
}

Semantic roles & 50–950 ramp

primary

#BBB33B

secondary

#8A8DC8

accent

#55DB4C

background

#FDFCF7

surface

#FAF8EE

border

#D3D1C9

text

#151309

muted

#83827B

Preview Lab

Preview with #BBB33B

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

Preview Lab → · Contrast checker → · Palette generator →