#C0E557#C0E557

#C0E557 is a very light, vivid yellow-green. Relative luminance 0.679; OKLCH L 86.8% C 0.172 H 122.4°. Best body text is #000000 at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#C0E557
RGB	rgb(192, 229, 87)
HSL	hsl(76, 73%, 62%)
HSV	hsv(76, 62%, 90%)
CMYK	cmyk(16.2%, 0%, 62%, 10.2%)
CIE-LAB	lab(85.97, -31.97, 63.24)
CIE-LCH	lch(85.97, 70.87, 116.82°)
OKLab	oklab(86.81% -0.0921 0.1449)
OKLCH	oklch(86.81% 0.172 122.4)
XYZ	xyz(51.4783, 67.9331, 19.4154)
Luminance	0.6793 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C0E557 #7C57E5

analogous

#E5C357 #C0E557 #79E557

triadic

#C0E557 #57C0E5 #E557C0

tetradic

#C0E557 #57E5C3 #7C57E5 #E55779

square

#C0E557 #57E5C3 #7C57E5 #E55779

split-complementary

#C0E557 #5779E5 #C357E5

monochromatic

#83A81A #ACDD22 #C0E557 #D4ED8C #E8F5C1

Accessibility & contrast

On white

1.44

#C0E557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.59

#C0E557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C0E557

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C0E557	#FFFFFF	#000000	##000000
##C0E557	1.00	1.44	14.59	14.59
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.59	21.00	1.00	1.00
##000000	14.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D846

Deuteranopia (green-blind)

#EDD761

Tritanopia (blue-blind)

#C9DAC7

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #c0e557;
/* rgb */ color: rgb(192, 229, 87);
/* oklch */ color: oklch(86.8% 0.172 122.4);

Tailwind

colors: {
  custom: {
    50: '#d6ed8c',
    500: '#c0e557',
    950: '#000000',
  },
}

SCSS

$custom: #c0e557;
$custom-light: #d6ed8c;
$custom-dark: #000000;

JSON

{
  "hex": "#c0e557",
  "rgb": {
    "r": 192,
    "g": 229,
    "b": 87
  },
  "hsl": {
    "h": 75.634,
    "s": 73.196,
    "l": 61.961
  },
  "oklch": {
    "l": 0.86811,
    "c": 0.17175,
    "h": 122.4
  },
  "luminance": 0.67933
}

Semantic roles & 50–950 ramp

primary

#C0E557

secondary

#5537AA

accent

#10D544

background

#FEFEFC

surface

#FCFDF4

border

#D5D5CE

text

#15160C

muted

#84847F

Preview Lab

Preview with #C0E557

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

Preview Lab → · Contrast checker → · Palette generator →