#63D18C#63D18C

#63D18C is a light, vivid green. Relative luminance 0.501; OKLCH L 77.8% C 0.142 H 153.9°. Best body text is #000000 at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#63D18C
RGB	rgb(99, 209, 140)
HSL	hsl(142, 54%, 60%)
HSV	hsv(142, 53%, 82%)
CMYK	cmyk(52.6%, 0%, 33%, 18%)
CIE-LAB	lab(76.16, -46.96, 24.87)
CIE-LCH	lch(76.16, 53.14, 152.09°)
OKLab	oklab(77.81% -0.1278 0.0627)
OKLCH	oklch(77.81% 0.142 153.9)
XYZ	xyz(32.6772, 50.1442, 32.7627)
Luminance	0.5015 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D18C #D163A8

analogous

#71D163 #63D18C #63D1C3

triadic

#63D18C #8C63D1 #D18C63

tetradic

#63D18C #6371D1 #D163A8 #D1C363

square

#63D18C #6371D1 #D163A8 #D1C363

split-complementary

#63D18C #C363D1 #D16371

monochromatic

#2A8F50 #38BF6A #63D18C #92DFAF #C2EDD2

Accessibility & contrast

On white

1.90

#63D18C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.03

#63D18C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D18C

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D18C	#FFFFFF	#000000	##000000
##63D18C	1.00	1.90	11.03	11.03
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.03	21.00	1.00	1.00
##000000	11.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1C288

Deuteranopia (green-blind)

#C1B790

Tritanopia (blue-blind)

#46CFBF

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #63d18c;
/* rgb */ color: rgb(99, 209, 140);
/* oklch */ color: oklch(77.8% 0.142 153.9);

Tailwind

colors: {
  custom: {
    50: '#97e0ae',
    500: '#63d18c',
    950: '#000000',
  },
}

SCSS

$custom: #63d18c;
$custom-light: #97e0ae;
$custom-dark: #000000;

JSON

{
  "hex": "#63d18c",
  "rgb": {
    "r": 99,
    "g": 209,
    "b": 140
  },
  "hsl": {
    "h": 142.364,
    "s": 54.455,
    "l": 60.392
  },
  "oklch": {
    "l": 0.77814,
    "c": 0.14235,
    "h": 153.9
  },
  "luminance": 0.50147
}

Semantic roles & 50–950 ramp

primary

#63D18C

secondary

#954377

accent

#2487C2

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1510

muted

#7F8481

Preview Lab

Preview with #63D18C

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

Preview Lab → · Contrast checker → · Palette generator →