#63D581#63D581

#63D581 is a light, vivid green. Relative luminance 0.518; OKLCH L 78.6% C 0.158 H 150.0°. Best body text is #000000 at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#63D581
RGB	rgb(99, 213, 129)
HSL	hsl(136, 58%, 61%)
HSV	hsv(136, 54%, 84%)
CMYK	cmyk(53.5%, 0%, 39.4%, 16.5%)
CIE-LAB	lab(77.18, -50.55, 31.92)
CIE-LCH	lch(77.18, 59.78, 147.73°)
OKLab	oklab(78.59% -0.137 0.0793)
OKLCH	oklch(78.59% 0.158 150)
XYZ	xyz(32.9000, 51.8233, 29.0338)
Luminance	0.5183 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D581 #D563B7

analogous

#7ED563 #63D581 #63D5BA

triadic

#63D581 #8163D5 #D58163

tetradic

#63D581 #637ED5 #D563B7 #D5BA63

square

#63D581 #637ED5 #D563B7 #D5BA63

split-complementary

#63D581 #BA63D5 #D5637E

monochromatic

#289545 #35C65B #63D581 #93E2A8 #C3EFCF

Accessibility & contrast

On white

1.85

#63D581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.37

#63D581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D581

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D581	#FFFFFF	#000000	##000000
##63D581	1.00	1.85	11.37	11.37
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.37	21.00	1.00	1.00
##000000	11.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C57B

Deuteranopia (green-blind)

#C7BA86

Tritanopia (blue-blind)

#49D2C0

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #63d581;
/* rgb */ color: rgb(99, 213, 129);
/* oklch */ color: oklch(78.6% 0.158 150.0);

Tailwind

colors: {
  custom: {
    50: '#98e3a6',
    500: '#63d581',
    950: '#000000',
  },
}

SCSS

$custom: #63d581;
$custom-light: #98e3a6;
$custom-dark: #000000;

JSON

{
  "hex": "#63d581",
  "rgb": {
    "r": 99,
    "g": 213,
    "b": 129
  },
  "hsl": {
    "h": 135.789,
    "s": 57.576,
    "l": 61.176
  },
  "oklch": {
    "l": 0.78585,
    "c": 0.15832,
    "h": 150
  },
  "luminance": 0.51826
}

Semantic roles & 50–950 ramp

primary

#63D581

secondary

#9A4283

accent

#209AC5

background

#FCFEFC

surface

#F5FCF6

border

#CFD5D0

text

#0E150F

muted

#7F8480

Preview Lab

Preview with #63D581

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

Preview Lab → · Contrast checker → · Palette generator →