#B3C23B#B3C23B

#B3C23B is a light, vivid yellow. Relative luminance 0.485; OKLCH L 77.8% C 0.155 H 115.6°. Best body text is #000000 at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#B3C23B
RGB	rgb(179, 194, 59)
HSL	hsl(67, 53%, 50%)
HSV	hsv(67, 70%, 76%)
CMYK	cmyk(7.7%, 0%, 69.6%, 23.9%)
CIE-LAB	lab(75.13, -22.29, 62.70)
CIE-LCH	lch(75.13, 66.54, 109.58°)
OKLab	oklab(77.79% -0.0671 0.1401)
OKLCH	oklch(77.79% 0.155 115.6)
XYZ	xyz(38.6726, 48.4836, 11.4579)
Luminance	0.4848 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C23B #4A3BC2

analogous

#C28E3B #B3C23B #6FC23B

triadic

#B3C23B #3BB3C2 #C23BB3

tetradic

#B3C23B #3BC28E #4A3BC2 #C23B6F

square

#B3C23B #3BC28E #4A3BC2 #C23B6F

split-complementary

#B3C23B #3B6FC2 #8E3BC2

monochromatic

#5C641E #88932D #B3C23B #C6D169 #D8E098

Accessibility & contrast

On white

1.96

#B3C23B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.70

#B3C23B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C23B

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C23B	#FFFFFF	#000000	##000000
##B3C23B	1.00	1.96	10.70	10.70
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.70	21.00	1.00	1.00
##000000	10.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B825

Deuteranopia (green-blind)

#CEBA45

Tritanopia (blue-blind)

#BEB7A7

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #b3c23b;
/* rgb */ color: rgb(179, 194, 59);
/* oklch */ color: oklch(77.8% 0.155 115.6);

Tailwind

colors: {
  custom: {
    50: '#cdd479',
    500: '#b3c23b',
    950: '#000000',
  },
}

SCSS

$custom: #b3c23b;
$custom-light: #cdd479;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c23b",
  "rgb": {
    "r": 179,
    "g": 194,
    "b": 59
  },
  "hsl": {
    "h": 66.667,
    "s": 53.36,
    "l": 49.608
  },
  "oklch": {
    "l": 0.77794,
    "c": 0.1553,
    "h": 115.6
  },
  "luminance": 0.48483
}

Semantic roles & 50–950 ramp

primary

#B3C23B

secondary

#948ECB

accent

#4BDD5B

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#14140A

muted

#83827C

Preview Lab

Preview with #B3C23B

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

Preview Lab → · Contrast checker → · Palette generator →