#63DC39#63DC39

#63DC39 is a light, highly saturated green. Relative luminance 0.541; OKLCH L 79.5% C 0.224 H 139.1°. Best body text is #000000 at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#63DC39
RGB	rgb(99, 220, 57)
HSL	hsl(105, 70%, 54%)
HSV	hsv(105, 74%, 86%)
CMYK	cmyk(55%, 0%, 74.1%, 13.7%)
CIE-LAB	lab(78.54, -61.57, 65.38)
CIE-LCH	lch(78.54, 89.81, 133.28°)
OKLab	oklab(79.46% -0.1696 0.1469)
OKLCH	oklch(79.46% 0.224 139.1)
XYZ	xyz(31.4760, 54.1318, 12.6599)
Luminance	0.5413 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DC39 #B239DC

analogous

#B5DC39 #63DC39 #39DC61

triadic

#63DC39 #3963DC #DC3963

tetradic

#63DC39 #39B5DC #B239DC #DC6139

square

#63DC39 #39B5DC #B239DC #DC6139

split-complementary

#63DC39 #6139DC #DC39B5

monochromatic

#338317 #47B720 #63DC39 #8CE56D #B5EEA1

Accessibility & contrast

On white

1.78

#63DC39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.83

#63DC39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DC39

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DC39	#FFFFFF	#000000	##000000
##63DC39	1.00	1.78	11.83	11.83
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.83	21.00	1.00	1.00
##000000	11.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C916

Deuteranopia (green-blind)

#D3BF4A

Tritanopia (blue-blind)

#57D5BD

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #63dc39;
/* rgb */ color: rgb(99, 220, 57);
/* oklch */ color: oklch(79.5% 0.224 139.1);

Tailwind

colors: {
  custom: {
    50: '#9be87a',
    500: '#63dc39',
    950: '#000000',
  },
}

SCSS

$custom: #63dc39;
$custom-light: #9be87a;
$custom-dark: #000000;

JSON

{
  "hex": "#63dc39",
  "rgb": {
    "r": 99,
    "g": 220,
    "b": 57
  },
  "hsl": {
    "h": 104.54,
    "s": 69.957,
    "l": 54.314
  },
  "oklch": {
    "l": 0.79459,
    "c": 0.22434,
    "h": 139.1
  },
  "luminance": 0.54134
}

Semantic roles & 50–950 ramp

primary

#63DC39

secondary

#732F8A

accent

#3BEDBF

background

#FCFEFB

surface

#F6FDF2

border

#D0D5CC

text

#0F160A

muted

#80847D

Preview Lab

Preview with #63DC39

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

Preview Lab → · Contrast checker → · Palette generator →