#BBC33B#BBC33B

#BBC33B is a light, vivid yellow. Relative luminance 0.499; OKLCH L 78.7% C 0.154 H 112.8°. Best body text is #000000 at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#BBC33B
RGB	rgb(187, 195, 59)
HSL	hsl(64, 54%, 50%)
HSV	hsv(64, 70%, 76%)
CMYK	cmyk(4.1%, 0%, 69.7%, 23.5%)
CIE-LAB	lab(76.02, -19.44, 63.78)
CIE-LCH	lch(76.02, 66.67, 106.95°)
OKLab	oklab(78.66% -0.0596 0.1421)
OKLCH	oklch(78.66% 0.154 112.8)
XYZ	xyz(40.7993, 49.9117, 11.6215)
Luminance	0.4991 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC33B #433BC3

analogous

#C3873B #BBC33B #77C33B

triadic

#BBC33B #3BBBC3 #C33BBB

tetradic

#BBC33B #3BC387 #433BC3 #C33B77

square

#BBC33B #3BC387 #433BC3 #C33B77

split-complementary

#BBC33B #3B77C3 #873BC3

monochromatic

#61651F #8E942D #BBC33B #CCD269 #DCE098

Accessibility & contrast

On white

1.91

#BBC33B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.98

#BBC33B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC33B

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC33B	#FFFFFF	#000000	##000000
##BBC33B	1.00	1.91	10.98	10.98
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.98	21.00	1.00	1.00
##000000	10.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA24

Deuteranopia (green-blind)

#D2BD45

Tritanopia (blue-blind)

#C7B7A8

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #bbc33b;
/* rgb */ color: rgb(187, 195, 59);
/* oklch */ color: oklch(78.7% 0.154 112.8);

Tailwind

colors: {
  custom: {
    50: '#d3d57a',
    500: '#bbc33b',
    950: '#000000',
  },
}

SCSS

$custom: #bbc33b;
$custom-light: #d3d57a;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc33b",
  "rgb": {
    "r": 187,
    "g": 195,
    "b": 59
  },
  "hsl": {
    "h": 63.529,
    "s": 53.543,
    "l": 49.804
  },
  "oklch": {
    "l": 0.78655,
    "c": 0.15409,
    "h": 112.8
  },
  "luminance": 0.49911
}

Semantic roles & 50–950 ramp

primary

#BBC33B

secondary

#928ECC

accent

#4BDD53

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#15140A

muted

#83837C

Preview Lab

Preview with #BBC33B

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

Preview Lab → · Contrast checker → · Palette generator →