#63FFAA#63FFAA

#63FFAA is a very light, vivid green. Relative luminance 0.771; OKLCH L 89.6% C 0.178 H 156.0°. Best body text is #000000 at 16.42:1 contrast (WCAG AA passes).

Color values

HEX	#63FFAA
RGB	rgb(99, 255, 170)
HSL	hsl(147, 100%, 69%)
HSV	hsv(147, 61%, 100%)
CMYK	cmyk(61.2%, 0%, 33.3%, 0%)
CIE-LAB	lab(90.35, -59.82, 28.70)
CIE-LCH	lch(90.35, 66.34, 154.37°)
OKLab	oklab(89.62% -0.1624 0.0723)
OKLCH	oklch(89.62% 0.178 156)
XYZ	xyz(48.1571, 77.0701, 50.3605)
Luminance	0.7708 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63FFAA #FF63B8

analogous

#6AFF63 #63FFAA #63FFF8

triadic

#63FFAA #AA63FF #FFAA63

tetradic

#63FFAA #636AFF #FF63B8 #FFF863

square

#63FFAA #636AFF #FF63B8 #FFF863

split-complementary

#63FFAA #F863FF #FF636A

monochromatic

#00E869 #26FF89 #63FFAA #A0FFCB #DDFFED

Accessibility & contrast

On white

1.28

#63FFAA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.42

#63FFAA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63FFAA

16.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63FFAA	#FFFFFF	#000000	##000000
##63FFAA	1.00	1.28	16.42	16.42
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.42	21.00	1.00	1.00
##000000	16.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEECA5

Deuteranopia (green-blind)

#E9DDAF

Tritanopia (blue-blind)

#16FDE9

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #63ffaa;
/* rgb */ color: rgb(99, 255, 170);
/* oklch */ color: oklch(89.6% 0.178 156.0);

Tailwind

colors: {
  custom: {
    50: '#9dffc3',
    500: '#63ffaa',
    950: '#000000',
  },
}

SCSS

$custom: #63ffaa;
$custom-light: #9dffc3;
$custom-dark: #000000;

JSON

{
  "hex": "#63ffaa",
  "rgb": {
    "r": 99,
    "g": 255,
    "b": 170
  },
  "hsl": {
    "h": 147.308,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.89615,
    "c": 0.17781,
    "h": 156
  },
  "luminance": 0.77075
}

Semantic roles & 50–950 ramp

primary

#63FFAA

secondary

#DA2C8B

accent

#007DE6

background

#FCFFFD

surface

#F6FFF9

border

#D0D7D2

text

#101812

muted

#808682

Preview Lab

Preview with #63FFAA

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

Preview Lab → · Contrast checker → · Palette generator →