#63FF9E#63FF9E

#63FF9E is a very light, vivid green. Relative luminance 0.766; OKLCH L 89.4% C 0.188 H 152.9°. Best body text is #000000 at 16.33:1 contrast (WCAG AA passes).

Color values

HEX	#63FF9E
RGB	rgb(99, 255, 158)
HSL	hsl(143, 100%, 69%)
HSV	hsv(143, 61%, 100%)
CMYK	cmyk(61.2%, 0%, 38%, 0%)
CIE-LAB	lab(90.15, -61.97, 34.43)
CIE-LCH	lch(90.15, 70.89, 150.94°)
OKLab	oklab(89.39% -0.1677 0.0859)
OKLCH	oklch(89.39% 0.188 152.9)
XYZ	xyz(47.0733, 76.6365, 44.6527)
Luminance	0.7664 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63FF9E #FF63C4

analogous

#76FF63 #63FF9E #63FFEC

triadic

#63FF9E #9E63FF #FF9E63

tetradic

#63FF9E #6376FF #FF63C4 #FFEC63

square

#63FF9E #6376FF #FF63C4 #FFEC63

split-complementary

#63FF9E #EC63FF #FF6376

monochromatic

#00E858 #26FF78 #63FF9E #A0FFC4 #DDFFEA

Accessibility & contrast

On white

1.29

#63FF9E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.33

#63FF9E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63FF9E

16.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63FF9E	#FFFFFF	#000000	##000000
##63FF9E	1.00	1.29	16.33	16.33
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.33	21.00	1.00	1.00
##000000	16.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB97

Deuteranopia (green-blind)

#EBDDA4

Tritanopia (blue-blind)

#25FCE7

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #63ff9e;
/* rgb */ color: rgb(99, 255, 158);
/* oklch */ color: oklch(89.4% 0.188 152.9);

Tailwind

colors: {
  custom: {
    50: '#9dffbb',
    500: '#63ff9e',
    950: '#000000',
  },
}

SCSS

$custom: #63ff9e;
$custom-light: #9dffbb;
$custom-dark: #000000;

JSON

{
  "hex": "#63ff9e",
  "rgb": {
    "r": 99,
    "g": 255,
    "b": 158
  },
  "hsl": {
    "h": 142.692,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.89386,
    "c": 0.18836,
    "h": 152.9
  },
  "luminance": 0.76641
}

Semantic roles & 50–950 ramp

primary

#63FF9E

secondary

#DA2C98

accent

#008FE6

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#101812

muted

#808682

Preview Lab

Preview with #63FF9E

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

Preview Lab → · Contrast checker → · Palette generator →