#C5E563#C5E563

#C5E563 is a very light, vivid yellow-green. Relative luminance 0.688; OKLCH L 87.3% C 0.160 H 121.4°. Best body text is #000000 at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#C5E563
RGB	rgb(197, 229, 99)
HSL	hsl(75, 71%, 64%)
HSV	hsv(75, 57%, 90%)
CMYK	cmyk(14%, 0%, 56.8%, 10.2%)
CIE-LAB	lab(86.41, -29.11, 58.72)
CIE-LCH	lch(86.41, 65.54, 116.37°)
OKLab	oklab(87.28% -0.0833 0.1366)
OKLCH	oklch(87.28% 0.16 121.4)
XYZ	xyz(53.2979, 68.8098, 22.2758)
Luminance	0.6881 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5E563 #8363E5

analogous

#E5C463 #C5E563 #84E563

triadic

#C5E563 #63C5E5 #E563C5

tetradic

#C5E563 #63E5C4 #8363E5 #E56384

square

#C5E563 #63E5C4 #8363E5 #E56384

split-complementary

#C5E563 #6384E5 #C463E5

monochromatic

#8CB01D #B1DC2F #C5E563 #D9EE97 #ECF6CC

Accessibility & contrast

On white

1.42

#C5E563 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.76

#C5E563 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5E563

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5E563	#FFFFFF	#000000	##000000
##C5E563	1.00	1.42	14.76	14.76
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.76	21.00	1.00	1.00
##000000	14.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D955

Deuteranopia (green-blind)

#EED86B

Tritanopia (blue-blind)

#CEDAC9

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #c5e563;
/* rgb */ color: rgb(197, 229, 99);
/* oklch */ color: oklch(87.3% 0.160 121.4);

Tailwind

colors: {
  custom: {
    50: '#d9ed94',
    500: '#c5e563',
    950: '#000000',
  },
}

SCSS

$custom: #c5e563;
$custom-light: #d9ed94;
$custom-dark: #000000;

JSON

{
  "hex": "#c5e563",
  "rgb": {
    "r": 197,
    "g": 229,
    "b": 99
  },
  "hsl": {
    "h": 74.769,
    "s": 71.429,
    "l": 64.314
  },
  "oklch": {
    "l": 0.87281,
    "c": 0.16004,
    "h": 121.4
  },
  "luminance": 0.6881
}

Semantic roles & 50–950 ramp

primary

#C5E563

secondary

#583BB1

accent

#12D342

background

#FEFEFC

surface

#FCFDF4

border

#D5D5CE

text

#15160D

muted

#84847F

Preview Lab

Preview with #C5E563

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

Preview Lab → · Contrast checker → · Palette generator →