#BBC23B#BBC23B

#BBC23B is a light, vivid yellow. Relative luminance 0.495; OKLCH L 78.4% C 0.153 H 112.4°. Best body text is #000000 at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#BBC23B
RGB	rgb(187, 194, 59)
HSL	hsl(63, 53%, 50%)
HSV	hsv(63, 70%, 76%)
CMYK	cmyk(3.6%, 0%, 69.6%, 23.9%)
CIE-LAB	lab(75.74, -18.95, 63.50)
CIE-LCH	lch(75.74, 66.27, 106.61°)
OKLab	oklab(78.44% -0.0582 0.1415)
OKLCH	oklch(78.44% 0.153 112.4)
XYZ	xyz(40.5760, 49.4651, 11.5471)
Luminance	0.4946 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC23B #423BC2

analogous

#C2863B #BBC23B #78C23B

triadic

#BBC23B #3BBBC2 #C23BBB

tetradic

#BBC23B #3BC286 #423BC2 #C23B78

square

#BBC23B #3BC286 #423BC2 #C23B78

split-complementary

#BBC23B #3B78C2 #863BC2

monochromatic

#61641E #8E932D #BBC23B #CCD169 #DCE098

Accessibility & contrast

On white

1.93

#BBC23B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.89

#BBC23B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC23B

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC23B	#FFFFFF	#000000	##000000
##BBC23B	1.00	1.93	10.89	10.89
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.89	21.00	1.00	1.00
##000000	10.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B925

Deuteranopia (green-blind)

#D1BC45

Tritanopia (blue-blind)

#C8B6A7

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #bbc23b;
/* rgb */ color: rgb(187, 194, 59);
/* oklch */ color: oklch(78.4% 0.153 112.4);

Tailwind

colors: {
  custom: {
    50: '#d3d479',
    500: '#bbc23b',
    950: '#000000',
  },
}

SCSS

$custom: #bbc23b;
$custom-light: #d3d479;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc23b",
  "rgb": {
    "r": 187,
    "g": 194,
    "b": 59
  },
  "hsl": {
    "h": 63.111,
    "s": 53.36,
    "l": 49.608
  },
  "oklch": {
    "l": 0.78435,
    "c": 0.15303,
    "h": 112.4
  },
  "luminance": 0.49464
}

Semantic roles & 50–950 ramp

primary

#BBC23B

secondary

#918ECB

accent

#4BDD53

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#15140A

muted

#83827C

Preview Lab

Preview with #BBC23B

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

Preview Lab → · Contrast checker → · Palette generator →