#C0EE51#C0EE51

#C0EE51 is a very light, vivid yellow-green. Relative luminance 0.730; OKLCH L 88.8% C 0.187 H 124.2°. Best body text is #000000 at 15.59:1 contrast (WCAG AA passes).

Color values

HEX	#C0EE51
RGB	rgb(192, 238, 81)
HSL	hsl(78, 82%, 63%)
HSV	hsv(78, 66%, 93%)
CMYK	cmyk(19.3%, 0%, 66%, 6.7%)
CIE-LAB	lab(88.42, -36.50, 68.22)
CIE-LCH	lch(88.42, 77.37, 118.15°)
OKLab	oklab(88.77% -0.1052 0.1546)
OKLCH	oklch(88.77% 0.187 124.2)
XYZ	xyz(53.7984, 72.9492, 19.0293)
Luminance	0.7295 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C0EE51 #7F51EE

analogous

#EECE51 #C0EE51 #71EE51

triadic

#C0EE51 #51C0EE #EE51C0

tetradic

#C0EE51 #51EECE #7F51EE #EE5171

square

#C0EE51 #51EECE #7F51EE #EE5171

split-complementary

#C0EE51 #5171EE #CE51EE

monochromatic

#84B311 #ACE919 #C0EE51 #D4F389 #E8F9C1

Accessibility & contrast

On white

1.35

#C0EE51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.59

#C0EE51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C0EE51

15.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C0EE51	#FFFFFF	#000000	##000000
##C0EE51	1.00	1.35	15.59	15.59
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.59	21.00	1.00	1.00
##000000	15.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBDF3B

Deuteranopia (green-blind)

#F5DD5D

Tritanopia (blue-blind)

#C9E3CE

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #c0ee51;
/* rgb */ color: rgb(192, 238, 81);
/* oklch */ color: oklch(88.8% 0.187 124.2);

Tailwind

colors: {
  custom: {
    50: '#d6f38a',
    500: '#c0ee51',
    950: '#000000',
  },
}

SCSS

$custom: #c0ee51;
$custom-light: #d6f38a;
$custom-dark: #000000;

JSON

{
  "hex": "#c0ee51",
  "rgb": {
    "r": 192,
    "g": 238,
    "b": 81
  },
  "hsl": {
    "h": 77.58,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.88774,
    "c": 0.18705,
    "h": 124.2
  },
  "luminance": 0.7295
}

Semantic roles & 50–950 ramp

primary

#C0EE51

secondary

#5730B3

accent

#07DF46

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170C

muted

#84857F

Preview Lab

Preview with #C0EE51

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

Preview Lab → · Contrast checker → · Palette generator →