#63D18D#63D18D

#63D18D is a light, vivid green. Relative luminance 0.502; OKLCH L 77.8% C 0.141 H 154.2°. Best body text is #000000 at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#63D18D
RGB	rgb(99, 209, 141)
HSL	hsl(143, 54%, 60%)
HSV	hsv(143, 53%, 82%)
CMYK	cmyk(52.6%, 0%, 32.5%, 18%)
CIE-LAB	lab(76.18, -46.77, 24.37)
CIE-LCH	lch(76.18, 52.74, 152.48°)
OKLab	oklab(77.83% -0.1274 0.0615)
OKLCH	oklch(77.83% 0.141 154.2)
XYZ	xyz(32.7513, 50.1739, 33.1528)
Luminance	0.5018 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D18D #D163A7

analogous

#70D163 #63D18D #63D1C4

triadic

#63D18D #8D63D1 #D18D63

tetradic

#63D18D #6370D1 #D163A7 #D1C463

square

#63D18D #6370D1 #D163A7 #D1C463

split-complementary

#63D18D #C463D1 #D16370

monochromatic

#2A8F51 #38BF6C #63D18D #92DFB0 #C2EDD2

Accessibility & contrast

On white

1.90

#63D18D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.04

#63D18D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D18D

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D18D	#FFFFFF	#000000	##000000
##63D18D	1.00	1.90	11.04	11.04
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.04	21.00	1.00	1.00
##000000	11.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1C289

Deuteranopia (green-blind)

#C1B791

Tritanopia (blue-blind)

#45CFBF

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #63d18d;
/* rgb */ color: rgb(99, 209, 141);
/* oklch */ color: oklch(77.8% 0.141 154.2);

Tailwind

colors: {
  custom: {
    50: '#97e0ae',
    500: '#63d18d',
    950: '#000000',
  },
}

SCSS

$custom: #63d18d;
$custom-light: #97e0ae;
$custom-dark: #000000;

JSON

{
  "hex": "#63d18d",
  "rgb": {
    "r": 99,
    "g": 209,
    "b": 141
  },
  "hsl": {
    "h": 142.909,
    "s": 54.455,
    "l": 60.392
  },
  "oklch": {
    "l": 0.77835,
    "c": 0.14142,
    "h": 154.2
  },
  "luminance": 0.50177
}

Semantic roles & 50–950 ramp

primary

#63D18D

secondary

#954376

accent

#2485C2

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1510

muted

#7F8481

Preview Lab

Preview with #63D18D

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

Preview Lab → · Contrast checker → · Palette generator →