#C0E55B#C0E55B

#C0E55B is a very light, vivid yellow-green. Relative luminance 0.680; OKLCH L 86.8% C 0.169 H 122.6°. Best body text is #000000 at 14.60:1 contrast (WCAG AA passes).

Color values

HEX#C0E55B
RGBrgb(192, 229, 91)
HSLhsl(76, 73%, 63%)
HSVhsv(76, 60%, 90%)
CMYKcmyk(16.2%, 0%, 60.3%, 10.2%)
CIE-LABlab(86.01, -31.67, 61.62)
CIE-LCHlch(86.01, 69.28, 117.20°)
OKLaboklab(86.85% -0.091 0.142)
OKLCHoklch(86.85% 0.169 122.6)
XYZxyz(51.6463, 68.0003, 20.3000)
Luminance0.6800 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C0E55B #805BE5
analogous
#E5C55B #C0E55B #7BE55B
triadic
#C0E55B #5BC0E5 #E55BC0
tetradic
#C0E55B #5BE5C5 #805BE5 #E55B7B
square
#C0E55B #5BE5C5 #805BE5 #E55B7B
split-complementary
#C0E55B #5B7BE5 #C55BE5
monochromatic
#84AB1B #ACDD26 #C0E55B #D4ED90 #E9F6C5

Accessibility & contrast

On white

1.44
#C0E55B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.60
#C0E55B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C0E55B
14.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C0E55B#FFFFFF#000000##000000
##C0E55B1.001.4414.6014.60
#FFFFFF1.441.0021.0021.00
#00000014.6021.001.001.00
##00000014.6021.001.001.00

Color blindness preview

Protanopia (red-blind)
#F1D84B
Deuteranopia (green-blind)
#EDD764
Tritanopia (blue-blind)
#C9DAC8
Achromatopsia (no color)
#D7D7D7

Design tokens & code

CSS
--color: #c0e55b;
/* rgb */ color: rgb(192, 229, 91);
/* oklch */ color: oklch(86.8% 0.169 122.6);
Tailwind
colors: {
  custom: {
    50: '#d6ed8f',
    500: '#c0e55b',
    950: '#000000',
  },
}
SCSS
$custom: #c0e55b;
$custom-light: #d6ed8f;
$custom-dark: #000000;
JSON
{
  "hex": "#c0e55b",
  "rgb": {
    "r": 192,
    "g": 229,
    "b": 91
  },
  "hsl": {
    "h": 76.087,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.86849,
    "c": 0.16862,
    "h": 122.6
  },
  "luminance": 0.68
}

Semantic roles & 50–950 ramp

primary
#C0E55B
secondary
#5738AC
accent
#11D545
background
#FEFEFC
surface
#FCFDF4
border
#D5D5CE
text
#15160D
muted
#84847F

Preview Lab

Preview with #C0E55B

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

Preview Lab → · Contrast checker → · Palette generator →

#C0E55B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva