#C0EF53#C0EF53

#C0EF53 is a very light, vivid yellow-green. Relative luminance 0.736; OKLCH L 89.0% C 0.187 H 124.5°. Best body text is #000000 at 15.71:1 contrast (WCAG AA passes).

Color values

HEX	#C0EF53
RGB	rgb(192, 239, 83)
HSL	hsl(78, 83%, 63%)
HSV	hsv(78, 65%, 94%)
CMYK	cmyk(19.7%, 0%, 65.3%, 6.3%)
CIE-LAB	lab(88.72, -36.82, 67.76)
CIE-LCH	lch(88.72, 77.12, 118.52°)
OKLab	oklab(89.02% -0.1059 0.1539)
OKLCH	oklch(89.02% 0.187 124.5)
XYZ	xyz(54.1664, 73.5635, 19.5274)
Luminance	0.7356 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C0EF53 #8253EF

analogous

#EFD053 #C0EF53 #72EF53

triadic

#C0EF53 #53C0EF #EF53C0

tetradic

#C0EF53 #53EFD0 #8253EF #EF5372

square

#C0EF53 #53EFD0 #8253EF #EF5372

split-complementary

#C0EF53 #5372EF #D053EF

monochromatic

#85B711 #ABEA1B #C0EF53 #D5F48B #E9F9C3

Accessibility & contrast

On white

1.34

#C0EF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.71

#C0EF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C0EF53

15.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C0EF53	#FFFFFF	#000000	##000000
##C0EF53	1.00	1.34	15.71	15.71
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.71	21.00	1.00	1.00
##000000	15.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE03E

Deuteranopia (green-blind)

#F5DE5F

Tritanopia (blue-blind)

#C8E4CF

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #c0ef53;
/* rgb */ color: rgb(192, 239, 83);
/* oklch */ color: oklch(89.0% 0.187 124.5);

Tailwind

colors: {
  custom: {
    50: '#d6f48b',
    500: '#c0ef53',
    950: '#000000',
  },
}

SCSS

$custom: #c0ef53;
$custom-light: #d6f48b;
$custom-dark: #000000;

JSON

{
  "hex": "#c0ef53",
  "rgb": {
    "r": 192,
    "g": 239,
    "b": 83
  },
  "hsl": {
    "h": 78.077,
    "s": 82.979,
    "l": 63.137
  },
  "oklch": {
    "l": 0.89015,
    "c": 0.18687,
    "h": 124.5
  },
  "luminance": 0.73564
}

Semantic roles & 50–950 ramp

primary

#C0EF53

secondary

#5930B6

accent

#06DF48

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170C

muted

#84857F

Preview Lab

Preview with #C0EF53

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

Preview Lab → · Contrast checker → · Palette generator →