#C3E643#C3E643

#C3E643 is a very light, vivid yellow-green. Relative luminance 0.686; OKLCH L 87.1% C 0.185 H 121.0°. Best body text is #000000 at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#C3E643
RGB	rgb(195, 230, 67)
HSL	hsl(73, 77%, 58%)
HSV	hsv(73, 71%, 90%)
CMYK	cmyk(15.2%, 0%, 70.9%, 9.8%)
CIE-LAB	lab(86.31, -32.52, 71.25)
CIE-LCH	lch(86.31, 78.32, 114.53°)
OKLab	oklab(87.08% -0.0956 0.1589)
OKLCH	oklch(87.08% 0.185 121)
XYZ	xyz(51.8164, 68.6010, 15.8207)
Luminance	0.6860 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C3E643 #6643E6

analogous

#E6B743 #C3E643 #72E643

triadic

#C3E643 #43C3E6 #E643C3

tetradic

#C3E643 #43E6B7 #6643E6 #E64372

square

#C3E643 #43E6B7 #6643E6 #E64372

split-complementary

#C3E643 #4372E6 #B743E6

monochromatic

#7D9A14 #A9D01C #C3E643 #D4ED79 #E5F4AF

Accessibility & contrast

On white

1.43

#C3E643 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.72

#C3E643 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C3E643

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C3E643	#FFFFFF	#000000	##000000
##C3E643	1.00	1.43	14.72	14.72
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.72	21.00	1.00	1.00
##000000	14.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4D825

Deuteranopia (green-blind)

#F0D851

Tritanopia (blue-blind)

#CEDAC6

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #c3e643;
/* rgb */ color: rgb(195, 230, 67);
/* oklch */ color: oklch(87.1% 0.185 121.0);

Tailwind

colors: {
  custom: {
    50: '#d9ee81',
    500: '#c3e643',
    950: '#000000',
  },
}

SCSS

$custom: #c3e643;
$custom-light: #d9ee81;
$custom-dark: #000000;

JSON

{
  "hex": "#c3e643",
  "rgb": {
    "r": 195,
    "g": 230,
    "b": 67
  },
  "hsl": {
    "h": 72.883,
    "s": 76.526,
    "l": 58.235
  },
  "oklch": {
    "l": 0.87084,
    "c": 0.18543,
    "h": 121
  },
  "luminance": 0.68601
}

Semantic roles & 50–950 ramp

primary

#C3E643

secondary

#47309E

accent

#35F35E

background

#FEFFFB

surface

#FCFEF2

border

#D5D6CC

text

#15160B

muted

#84857E

Preview Lab

Preview with #C3E643

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

Preview Lab → · Contrast checker → · Palette generator →