#63DD9E#63DD9E

#63DD9E is a light, vivid green. Relative luminance 0.568; OKLCH L 81.1% C 0.143 H 158.3°. Best body text is #000000 at 12.37:1 contrast (WCAG AA passes).

Color values

HEX#63DD9E
RGBrgb(99, 221, 158)
HSLhsl(149, 64%, 63%)
HSVhsv(149, 55%, 87%)
CMYKcmyk(55.2%, 0%, 28.5%, 13.3%)
CIE-LABlab(80.08, -48.51, 20.83)
CIE-LCHlch(80.08, 52.80, 156.77°)
OKLaboklab(81.13% -0.1327 0.0529)
OKLCHoklch(81.13% 0.143 158.3)
XYZxyz(37.1704, 56.8308, 41.3517)
Luminance0.5683 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63DD9E #DD63A2
analogous
#65DD63 #63DD9E #63DDDB
triadic
#63DD9E #9E63DD #DD9E63
tetradic
#63DD9E #6365DD #DD63A2 #DDDB63
square
#63DD9E #6365DD #DD63A2 #DDDB63
split-complementary
#63DD9E #DB63DD #DD6365
monochromatic
#23A261 #31D27F #63DD9E #95E8BD #C7F3DC

Accessibility & contrast

On white

1.70
#63DD9E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.37
#63DD9E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DD9E
12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63DD9E#FFFFFF#000000##000000
##63DD9E1.001.7012.3712.37
#FFFFFF1.701.0021.0021.00
#00000012.3721.001.001.00
##00000012.3721.001.001.00

Color blindness preview

Protanopia (red-blind)
#DBCE9A
Deuteranopia (green-blind)
#CAC2A2
Tritanopia (blue-blind)
#38DCCC
Achromatopsia (no color)
#C7C7C7

Design tokens & code

CSS
--color: #63dd9e;
/* rgb */ color: rgb(99, 221, 158);
/* oklch */ color: oklch(81.1% 0.143 158.3);
Tailwind
colors: {
  custom: {
    50: '#99e8bb',
    500: '#63dd9e',
    950: '#000000',
  },
}
SCSS
$custom: #63dd9e;
$custom-light: #99e8bb;
$custom-dark: #000000;
JSON
{
  "hex": "#63dd9e",
  "rgb": {
    "r": 99,
    "g": 221,
    "b": 158
  },
  "hsl": {
    "h": 149.016,
    "s": 64.211,
    "l": 62.745
  },
  "oklch": {
    "l": 0.81134,
    "c": 0.14288,
    "h": 158.3
  },
  "luminance": 0.56834
}

Semantic roles & 50–950 ramp

primary
#63DD9E
secondary
#A53F74
accent
#1976CC
background
#FCFEFD
surface
#F5FDF8
border
#CFD5D1
text
#0F1611
muted
#808481

Preview Lab

Preview with #63DD9E

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

Preview Lab → · Contrast checker → · Palette generator →

#63DD9E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva