#63BB81#63BB81

#63BB81 is a light, vivid green. Relative luminance 0.398; OKLCH L 72.2% C 0.121 H 153.4°. Best body text is #000000 at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#63BB81
RGB	rgb(99, 187, 129)
HSL	hsl(140, 39%, 56%)
HSV	hsv(140, 47%, 73%)
CMYK	cmyk(47.1%, 0%, 31%, 26.7%)
CIE-LAB	lab(69.31, -39.53, 21.40)
CIE-LCH	lch(69.31, 44.95, 151.58°)
OKLab	oklab(72.16% -0.1079 0.0541)
OKLCH	oklch(72.16% 0.121 153.4)
XYZ	xyz(26.8765, 39.7763, 27.0259)
Luminance	0.3978 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BB81 #BB639D

analogous

#71BB63 #63BB81 #63BBAD

triadic

#63BB81 #8163BB #BB8163

tetradic

#63BB81 #6371BB #BB639D #BBAD63

square

#63BB81 #6371BB #BB639D #BBAD63

split-complementary

#63BB81 #AD63BB #BB6371

monochromatic

#327248 #449D62 #63BB81 #8ECEA3 #B8E0C6

Accessibility & contrast

On white

2.34

#63BB81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.96

#63BB81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BB81

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BB81	#FFFFFF	#000000	##000000
##63BB81	1.00	2.34	8.96	8.96
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.96	21.00	1.00	1.00
##000000	8.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBAF7D

Deuteranopia (green-blind)

#AEA684

Tritanopia (blue-blind)

#50B9AC

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #63bb81;
/* rgb */ color: rgb(99, 187, 129);
/* oklch */ color: oklch(72.2% 0.121 153.4);

Tailwind

colors: {
  custom: {
    50: '#94d0a6',
    500: '#63bb81',
    950: '#000000',
  },
}

SCSS

$custom: #63bb81;
$custom-light: #94d0a6;
$custom-dark: #000000;

JSON

{
  "hex": "#63bb81",
  "rgb": {
    "r": 99,
    "g": 187,
    "b": 129
  },
  "hsl": {
    "h": 140.455,
    "s": 39.286,
    "l": 56.078
  },
  "oklch": {
    "l": 0.7216,
    "c": 0.12069,
    "h": 153.4
  },
  "luminance": 0.39778
}

Semantic roles & 50–950 ramp

primary

#63BB81

secondary

#CFABC3

accent

#59A7CF

background

#F9FCFA

surface

#F2F9F4

border

#CCD2CE

text

#0E140F

muted

#7E827F

Preview Lab

Preview with #63BB81

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

Preview Lab → · Contrast checker → · Palette generator →