#BBBB3B#BBBB3B

#BBBB3B is a light, vivid yellow. Relative luminance 0.464; OKLCH L 76.9% C 0.146 H 109.4°. Best body text is #000000 at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#BBBB3B
RGB	rgb(187, 187, 59)
HSL	hsl(60, 52%, 48%)
HSV	hsv(60, 68%, 73%)
CMYK	cmyk(0%, 0%, 68.4%, 26.7%)
CIE-LAB	lab(73.82, -15.43, 61.60)
CIE-LCH	lch(73.82, 63.50, 104.06°)
OKLab	oklab(76.9% -0.0484 0.1375)
OKLCH	oklch(76.9% 0.146 109.4)
XYZ	xyz(39.0546, 46.4223, 11.0400)
Luminance	0.4642 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBBB3B #3B3BBB

analogous

#BB7B3B #BBBB3B #7BBB3B

triadic

#BBBB3B #3BBBBB #BB3BBB

tetradic

#BBBB3B #3BBB7B #3B3BBB #BB3B7B

square

#BBBB3B #3BBB7B #3B3BBB #BB3B7B

split-complementary

#BBBB3B #3B7BBB #7B3BBB

monochromatic

#5E5E1E #8C8C2C #BBBB3B #CECE65 #DDDD93

Accessibility & contrast

On white

2.04

#BBBB3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.28

#BBBB3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBBB3B

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBBB3B	#FFFFFF	#000000	##000000
##BBBB3B	1.00	2.04	10.28	10.28
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.28	21.00	1.00	1.00
##000000	10.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB327

Deuteranopia (green-blind)

#CBB744

Tritanopia (blue-blind)

#C8AFA2

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #bbbb3b;
/* rgb */ color: rgb(187, 187, 59);
/* oklch */ color: oklch(76.9% 0.146 109.4);

Tailwind

colors: {
  custom: {
    50: '#d3cf79',
    500: '#bbbb3b',
    950: '#000000',
  },
}

SCSS

$custom: #bbbb3b;
$custom-light: #d3cf79;
$custom-dark: #000000;

JSON

{
  "hex": "#bbbb3b",
  "rgb": {
    "r": 187,
    "g": 187,
    "b": 59
  },
  "hsl": {
    "h": 60,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.76899,
    "c": 0.14578,
    "h": 109.4
  },
  "luminance": 0.46421
}

Semantic roles & 50–950 ramp

primary

#BBBB3B

secondary

#8A8AC8

accent

#4CDB4C

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#151309

muted

#83827B

Preview Lab

Preview with #BBBB3B

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

Preview Lab → · Contrast checker → · Palette generator →