#C1E143#C1E143

#C1E143 is a very light, vivid yellow-green. Relative luminance 0.656; OKLCH L 85.8% C 0.180 H 120.4°. Best body text is #000000 at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#C1E143
RGB	rgb(193, 225, 67)
HSL	hsl(72, 72%, 57%)
HSV	hsv(72, 70%, 88%)
CMYK	cmyk(14.2%, 0%, 70.2%, 11.8%)
CIE-LAB	lab(84.79, -30.99, 69.71)
CIE-LCH	lch(84.79, 76.28, 113.97°)
OKLab	oklab(85.83% -0.0913 0.1557)
OKLCH	oklch(85.83% 0.18 120.4)
XYZ	xyz(49.9315, 65.5933, 15.3394)
Luminance	0.6559 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1E143 #6343E1

analogous

#E1B243 #C1E143 #72E143

triadic

#C1E143 #43C1E1 #E143C1

tetradic

#C1E143 #43E1B2 #6343E1 #E14372

square

#C1E143 #43E1B2 #6343E1 #E14372

split-complementary

#C1E143 #4372E1 #B243E1

monochromatic

#799217 #A5C720 #C1E143 #D2E978 #E4F2AD

Accessibility & contrast

On white

1.49

#C1E143 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.12

#C1E143 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C1E143

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1E143	#FFFFFF	#000000	##000000
##C1E143	1.00	1.49	14.12	14.12
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.12	21.00	1.00	1.00
##000000	14.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD427

Deuteranopia (green-blind)

#EBD450

Tritanopia (blue-blind)

#CCD5C2

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #c1e143;
/* rgb */ color: rgb(193, 225, 67);
/* oklch */ color: oklch(85.8% 0.180 120.4);

Tailwind

colors: {
  custom: {
    50: '#d7ea81',
    500: '#c1e143',
    950: '#000000',
  },
}

SCSS

$custom: #c1e143;
$custom-light: #d7ea81;
$custom-dark: #000000;

JSON

{
  "hex": "#c1e143",
  "rgb": {
    "r": 193,
    "g": 225,
    "b": 67
  },
  "hsl": {
    "h": 72.152,
    "s": 72.477,
    "l": 57.255
  },
  "oklch": {
    "l": 0.85827,
    "c": 0.18048,
    "h": 120.4
  },
  "luminance": 0.65593
}

Semantic roles & 50–950 ramp

primary

#C1E143

secondary

#463197

accent

#39EF5E

background

#FEFEFB

surface

#FCFDF2

border

#D5D5CC

text

#15160B

muted

#84847E

Preview Lab

Preview with #C1E143

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

Preview Lab → · Contrast checker → · Palette generator →