#BBB23B#BBB23B

#BBB23B is a light, vivid yellow. Relative luminance 0.427; OKLCH L 74.9% C 0.137 H 105.0°. Best body text is #000000 at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#BBB23B
RGB	rgb(187, 178, 59)
HSL	hsl(56, 52%, 48%)
HSV	hsv(56, 68%, 73%)
CMYK	cmyk(0%, 4.8%, 68.4%, 26.7%)
CIE-LAB	lab(71.37, -10.82, 59.14)
CIE-LCH	lch(71.37, 60.12, 100.37°)
OKLab	oklab(74.94% -0.0354 0.1323)
OKLCH	oklch(74.94% 0.137 105)
XYZ	xyz(37.2048, 42.7227, 10.4234)
Luminance	0.4272 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBB23B #3B44BB

analogous

#BB723B #BBB23B #84BB3B

triadic

#BBB23B #3BBBB2 #B23BBB

tetradic

#BBB23B #3BBB72 #3B44BB #BB3B84

square

#BBB23B #3BBB72 #3B44BB #BB3B84

split-complementary

#BBB23B #3B84BB #723BBB

monochromatic

#5E591E #8C862C #BBB23B #CEC765 #DDD893

Accessibility & contrast

On white

2.20

#BBB23B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.54

#BBB23B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBB23B

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBB23B	#FFFFFF	#000000	##000000
##BBB23B	1.00	2.20	9.54	9.54
#FFFFFF	2.20	1.00	21.00	21.00
#000000	9.54	21.00	1.00	1.00
##000000	9.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AC29

Deuteranopia (green-blind)

#C5B143

Tritanopia (blue-blind)

#C9A69A

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #bbb23b;
/* rgb */ color: rgb(187, 178, 59);
/* oklch */ color: oklch(74.9% 0.137 105.0);

Tailwind

colors: {
  custom: {
    50: '#d3c878',
    500: '#bbb23b',
    950: '#000000',
  },
}

SCSS

$custom: #bbb23b;
$custom-light: #d3c878;
$custom-dark: #000000;

JSON

{
  "hex": "#bbb23b",
  "rgb": {
    "r": 187,
    "g": 178,
    "b": 59
  },
  "hsl": {
    "h": 55.781,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.74944,
    "c": 0.13698,
    "h": 105
  },
  "luminance": 0.42721
}

Semantic roles & 50–950 ramp

primary

#BBB23B

secondary

#8A8EC8

accent

#56DB4C

background

#FDFCF7

surface

#FAF8EE

border

#D3D1C9

text

#151309

muted

#83827B

Preview Lab

Preview with #BBB23B

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

Preview Lab → · Contrast checker → · Palette generator →