#C4E243#C4E243

#C4E243 is a very light, vivid yellow-green. Relative luminance 0.665; OKLCH L 86.3% C 0.180 H 119.7°. Best body text is #000000 at 14.31:1 contrast (WCAG AA passes).

Color values

HEX	#C4E243
RGB	rgb(196, 226, 67)
HSL	hsl(71, 73%, 57%)
HSV	hsv(71, 70%, 89%)
CMYK	cmyk(13.3%, 0%, 70.4%, 11.4%)
CIE-LAB	lab(85.27, -30.27, 70.25)
CIE-LCH	lch(85.27, 76.49, 113.31°)
OKLab	oklab(86.27% -0.0894 0.1568)
OKLCH	oklch(86.27% 0.18 119.7)
XYZ	xyz(50.9754, 66.5340, 15.4660)
Luminance	0.6653 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4E243 #6143E2

analogous

#E2B143 #C4E243 #74E243

triadic

#C4E243 #43C4E2 #E243C4

tetradic

#C4E243 #43E2B1 #6143E2 #E24374

square

#C4E243 #43E2B1 #6143E2 #E24374

split-complementary

#C4E243 #4374E2 #B143E2

monochromatic

#7C9417 #A9C91F #C4E243 #D5EA78 #E5F2AD

Accessibility & contrast

On white

1.47

#C4E243 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.31

#C4E243 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4E243

14.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4E243	#FFFFFF	#000000	##000000
##C4E243	1.00	1.47	14.31	14.31
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.31	21.00	1.00	1.00
##000000	14.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D527

Deuteranopia (green-blind)

#EDD550

Tritanopia (blue-blind)

#CFD6C3

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #c4e243;
/* rgb */ color: rgb(196, 226, 67);
/* oklch */ color: oklch(86.3% 0.180 119.7);

Tailwind

colors: {
  custom: {
    50: '#d9eb81',
    500: '#c4e243',
    950: '#000000',
  },
}

SCSS

$custom: #c4e243;
$custom-light: #d9eb81;
$custom-dark: #000000;

JSON

{
  "hex": "#c4e243",
  "rgb": {
    "r": 196,
    "g": 226,
    "b": 67
  },
  "hsl": {
    "h": 71.321,
    "s": 73.272,
    "l": 57.451
  },
  "oklch": {
    "l": 0.86265,
    "c": 0.18048,
    "h": 119.7
  },
  "luminance": 0.66534
}

Semantic roles & 50–950 ramp

primary

#C4E243

secondary

#443198

accent

#38F05B

background

#FEFEFB

surface

#FCFDF2

border

#D5D5CC

text

#15160B

muted

#84847E

Preview Lab

Preview with #C4E243

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

Preview Lab → · Contrast checker → · Palette generator →