#63DE8B#63DE8B

#63DE8B is a light, vivid green. Relative luminance 0.568; OKLCH L 81.0% C 0.161 H 151.8°. Best body text is #000000 at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#63DE8B
RGB	rgb(99, 222, 139)
HSL	hsl(140, 65%, 63%)
HSV	hsv(140, 55%, 87%)
CMYK	cmyk(55.4%, 0%, 37.4%, 12.9%)
CIE-LAB	lab(80.04, -52.47, 30.59)
CIE-LCH	lch(80.04, 60.73, 149.75°)
OKLab	oklab(80.99% -0.1422 0.0764)
OKLCH	oklch(80.99% 0.161 151.8)
XYZ	xyz(35.9244, 56.7561, 33.4830)
Luminance	0.5676 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DE8B #DE63B6

analogous

#78DE63 #63DE8B #63DEC8

triadic

#63DE8B #8B63DE #DE8B63

tetradic

#63DE8B #6378DE #DE63B6 #DEC863

square

#63DE8B #6378DE #DE63B6 #DEC863

split-complementary

#63DE8B #C863DE #DE6378

monochromatic

#23A44D #30D365 #63DE8B #96E9B1 #C8F3D6

Accessibility & contrast

On white

1.70

#63DE8B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.35

#63DE8B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DE8B

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DE8B	#FFFFFF	#000000	##000000
##63DE8B	1.00	1.70	12.35	12.35
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.35	21.00	1.00	1.00
##000000	12.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFCE85

Deuteranopia (green-blind)

#CEC290

Tritanopia (blue-blind)

#42DBC9

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #63de8b;
/* rgb */ color: rgb(99, 222, 139);
/* oklch */ color: oklch(81.0% 0.161 151.8);

Tailwind

colors: {
  custom: {
    50: '#99e9ad',
    500: '#63de8b',
    950: '#000000',
  },
}

SCSS

$custom: #63de8b;
$custom-light: #99e9ad;
$custom-dark: #000000;

JSON

{
  "hex": "#63de8b",
  "rgb": {
    "r": 99,
    "g": 222,
    "b": 139
  },
  "hsl": {
    "h": 139.512,
    "s": 65.079,
    "l": 62.941
  },
  "oklch": {
    "l": 0.80987,
    "c": 0.16145,
    "h": 151.8
  },
  "luminance": 0.56759
}

Semantic roles & 50–950 ramp

primary

#63DE8B

secondary

#A73E85

accent

#1992CD

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0F1610

muted

#808481

Preview Lab

Preview with #63DE8B

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

Preview Lab → · Contrast checker → · Palette generator →