#B3D43C#B3D43C

#B3D43C is a light, vivid yellow-green. Relative luminance 0.570; OKLCH L 81.9% C 0.175 H 121.2°. Best body text is #000000 at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#B3D43C
RGB	rgb(179, 212, 60)
HSL	hsl(73, 64%, 53%)
HSV	hsv(73, 72%, 83%)
CMYK	cmyk(15.6%, 0%, 71.7%, 16.9%)
CIE-LAB	lab(80.18, -30.87, 67.31)
CIE-LCH	lch(80.18, 74.05, 114.64°)
OKLab	oklab(81.86% -0.0908 0.1499)
OKLCH	oklch(81.86% 0.175 121.2)
XYZ	xyz(42.9502, 56.9969, 13.0129)
Luminance	0.5700 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3D43C #5D3CD4

analogous

#D4A93C #B3D43C #67D43C

triadic

#B3D43C #3CB3D4 #D43CB3

tetradic

#B3D43C #3CD4A9 #5D3CD4 #D43C67

square

#B3D43C #3CD4A9 #5D3CD4 #D43C67

split-complementary

#B3D43C #3C67D4 #A93CD4

monochromatic

#667B1B #8FAD26 #B3D43C #C7DF6E #DAEAA0

Accessibility & contrast

On white

1.69

#B3D43C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.40

#B3D43C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3D43C

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3D43C	#FFFFFF	#000000	##000000
##B3D43C	1.00	1.69	12.40	12.40
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.40	21.00	1.00	1.00
##000000	12.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C720

Deuteranopia (green-blind)

#DDC749

Tritanopia (blue-blind)

#BDC9B7

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #b3d43c;
/* rgb */ color: rgb(179, 212, 60);
/* oklch */ color: oklch(81.9% 0.175 121.2);

Tailwind

colors: {
  custom: {
    50: '#cde17c',
    500: '#b3d43c',
    950: '#000000',
  },
}

SCSS

$custom: #b3d43c;
$custom-light: #cde17c;
$custom-dark: #000000;

JSON

{
  "hex": "#b3d43c",
  "rgb": {
    "r": 179,
    "g": 212,
    "b": 60
  },
  "hsl": {
    "h": 73.026,
    "s": 63.866,
    "l": 53.333
  },
  "oklch": {
    "l": 0.81858,
    "c": 0.17525,
    "h": 121.2
  },
  "luminance": 0.56997
}

Semantic roles & 50–950 ramp

primary

#B3D43C

secondary

#433282

accent

#41E765

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B3D43C

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

Preview Lab → · Contrast checker → · Palette generator →