#C0EF5A#C0EF5A

#C0EF5A is a very light, vivid yellow-green. Relative luminance 0.737; OKLCH L 89.1% C 0.182 H 124.9°. Best body text is #000000 at 15.74:1 contrast (WCAG AA passes).

Color values

HEX	#C0EF5A
RGB	rgb(192, 239, 90)
HSL	hsl(79, 82%, 65%)
HSV	hsv(79, 62%, 94%)
CMYK	cmyk(19.7%, 0%, 62.3%, 6.3%)
CIE-LAB	lab(88.77, -36.33, 65.04)
CIE-LCH	lch(88.77, 74.50, 119.19°)
OKLab	oklab(89.08% -0.104 0.1491)
OKLCH	oklch(89.08% 0.182 124.9)
XYZ	xyz(54.4505, 73.6771, 21.0233)
Luminance	0.7368 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C0EF5A #895AEF

analogous

#EFD35A #C0EF5A #76EF5A

triadic

#C0EF5A #5AC0EF #EF5AC0

tetradic

#C0EF5A #5AEFD3 #895AEF #EF5A76

square

#C0EF5A #5AEFD3 #895AEF #EF5A76

split-complementary

#C0EF5A #5A76EF #D35AEF

monochromatic

#87BC12 #ABEA22 #C0EF5A #D5F492 #EBFACA

Accessibility & contrast

On white

1.33

#C0EF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.74

#C0EF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C0EF5A

15.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C0EF5A	#FFFFFF	#000000	##000000
##C0EF5A	1.00	1.33	15.74	15.74
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.74	21.00	1.00	1.00
##000000	15.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE148

Deuteranopia (green-blind)

#F5DE65

Tritanopia (blue-blind)

#C8E4D0

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #c0ef5a;
/* rgb */ color: rgb(192, 239, 90);
/* oklch */ color: oklch(89.1% 0.182 124.9);

Tailwind

colors: {
  custom: {
    50: '#d6f48f',
    500: '#c0ef5a',
    950: '#000000',
  },
}

SCSS

$custom: #c0ef5a;
$custom-light: #d6f48f;
$custom-dark: #000000;

JSON

{
  "hex": "#c0ef5a",
  "rgb": {
    "r": 192,
    "g": 239,
    "b": 90
  },
  "hsl": {
    "h": 78.926,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.89075,
    "c": 0.18178,
    "h": 124.9
  },
  "luminance": 0.73678
}

Semantic roles & 50–950 ramp

primary

#C0EF5A

secondary

#5D32BB

accent

#07DF4B

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C0EF5A

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

Preview Lab → · Contrast checker → · Palette generator →