#63D18F#63D18F

#63D18F is a light, vivid green. Relative luminance 0.502; OKLCH L 77.9% C 0.140 H 155.0°. Best body text is #000000 at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#63D18F
RGB	rgb(99, 209, 143)
HSL	hsl(144, 54%, 60%)
HSV	hsv(144, 53%, 82%)
CMYK	cmyk(52.6%, 0%, 31.6%, 18%)
CIE-LAB	lab(76.21, -46.40, 23.38)
CIE-LCH	lch(76.21, 51.95, 153.26°)
OKLab	oklab(77.88% -0.1264 0.0591)
OKLCH	oklch(77.88% 0.14 155)
XYZ	xyz(32.9014, 50.2339, 33.9436)
Luminance	0.5024 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D18F #D163A5

analogous

#6ED163 #63D18F #63D1C6

triadic

#63D18F #8F63D1 #D18F63

tetradic

#63D18F #636ED1 #D163A5 #D1C663

square

#63D18F #636ED1 #D163A5 #D1C663

split-complementary

#63D18F #C663D1 #D1636E

monochromatic

#2A8F53 #38BF6E #63D18F #92DFB1 #C2EDD3

Accessibility & contrast

On white

1.90

#63D18F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.05

#63D18F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D18F

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D18F	#FFFFFF	#000000	##000000
##63D18F	1.00	1.90	11.05	11.05
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.05	21.00	1.00	1.00
##000000	11.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0C38B

Deuteranopia (green-blind)

#C1B893

Tritanopia (blue-blind)

#44CFC0

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #63d18f;
/* rgb */ color: rgb(99, 209, 143);
/* oklch */ color: oklch(77.9% 0.140 155.0);

Tailwind

colors: {
  custom: {
    50: '#97e0b0',
    500: '#63d18f',
    950: '#000000',
  },
}

SCSS

$custom: #63d18f;
$custom-light: #97e0b0;
$custom-dark: #000000;

JSON

{
  "hex": "#63d18f",
  "rgb": {
    "r": 99,
    "g": 209,
    "b": 143
  },
  "hsl": {
    "h": 144,
    "s": 54.455,
    "l": 60.392
  },
  "oklch": {
    "l": 0.77877,
    "c": 0.13957,
    "h": 155
  },
  "luminance": 0.50237
}

Semantic roles & 50–950 ramp

primary

#63D18F

secondary

#954374

accent

#2483C2

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1510

muted

#7F8481

Preview Lab

Preview with #63D18F

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

Preview Lab → · Contrast checker → · Palette generator →