#63D990#63D990

#63D990 is a light, vivid green. Relative luminance 0.543; OKLCH L 79.9% C 0.150 H 154.0°. Best body text is #000000 at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#63D990
RGB	rgb(99, 217, 144)
HSL	hsl(143, 61%, 62%)
HSV	hsv(143, 54%, 85%)
CMYK	cmyk(54.4%, 0%, 33.6%, 14.9%)
CIE-LAB	lab(78.63, -49.54, 26.13)
CIE-LCH	lch(78.63, 56.01, 152.19°)
OKLab	oklab(79.86% -0.1347 0.0658)
OKLCH	oklch(79.86% 0.15 154)
XYZ	xyz(34.9898, 54.2889, 35.0151)
Luminance	0.5429 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D990 #D963AC

analogous

#71D963 #63D990 #63D9CB

triadic

#63D990 #9063D9 #D99063

tetradic

#63D990 #6371D9 #D963AC #D9CB63

square

#63D990 #6371D9 #D963AC #D9CB63

split-complementary

#63D990 #CB63D9 #D96371

monochromatic

#269C53 #32CD6D #63D990 #94E5B3 #C5F1D6

Accessibility & contrast

On white

1.77

#63D990 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.86

#63D990 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D990

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D990	#FFFFFF	#000000	##000000
##63D990	1.00	1.77	11.86	11.86
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.86	21.00	1.00	1.00
##000000	11.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9CA8B

Deuteranopia (green-blind)

#C8BE95

Tritanopia (blue-blind)

#41D7C6

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #63d990;
/* rgb */ color: rgb(99, 217, 144);
/* oklch */ color: oklch(79.9% 0.150 154.0);

Tailwind

colors: {
  custom: {
    50: '#98e5b1',
    500: '#63d990',
    950: '#000000',
  },
}

SCSS

$custom: #63d990;
$custom-light: #98e5b1;
$custom-dark: #000000;

JSON

{
  "hex": "#63d990",
  "rgb": {
    "r": 99,
    "g": 217,
    "b": 144
  },
  "hsl": {
    "h": 142.881,
    "s": 60.825,
    "l": 61.961
  },
  "oklch": {
    "l": 0.79859,
    "c": 0.1499,
    "h": 154
  },
  "luminance": 0.54292
}

Semantic roles & 50–950 ramp

primary

#63D990

secondary

#A0407B

accent

#1D87C9

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #63D990

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

Preview Lab → · Contrast checker → · Palette generator →