#63E978#63E978

#63E978 is a very light, vivid green. Relative luminance 0.623; OKLCH L 83.4% C 0.194 H 146.6°. Best body text is #000000 at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#63E978
RGB	rgb(99, 233, 120)
HSL	hsl(129, 75%, 65%)
HSV	hsv(129, 58%, 91%)
CMYK	cmyk(57.5%, 0%, 48.5%, 8.6%)
CIE-LAB	lab(83.06, -59.72, 43.92)
CIE-LCH	lch(83.06, 74.13, 143.67°)
OKLab	oklab(83.38% -0.1616 0.1065)
OKLCH	oklch(83.38% 0.194 146.6)
XYZ	xyz(37.6723, 62.2831, 27.8022)
Luminance	0.6229 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E978 #E963D4

analogous

#91E963 #63E978 #63E9BB

triadic

#63E978 #7863E9 #E97863

tetradic

#63E978 #6391E9 #E963D4 #E9BB63

square

#63E978 #6391E9 #E963D4 #E9BB63

split-complementary

#63E978 #BB63E9 #E96391

monochromatic

#1AB833 #2DE14A #63E978 #99F1A6 #CEF8D5

Accessibility & contrast

On white

1.56

#63E978 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.46

#63E978 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E978

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E978	#FFFFFF	#000000	##000000
##63E978	1.00	1.56	13.46	13.46
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.46	21.00	1.00	1.00
##000000	13.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD66F

Deuteranopia (green-blind)

#DACA80

Tritanopia (blue-blind)

#46E4CF

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #63e978;
/* rgb */ color: rgb(99, 233, 120);
/* oklch */ color: oklch(83.4% 0.194 146.6);

Tailwind

colors: {
  custom: {
    50: '#9bf1a1',
    500: '#63e978',
    950: '#000000',
  },
}

SCSS

$custom: #63e978;
$custom-light: #9bf1a1;
$custom-dark: #000000;

JSON

{
  "hex": "#63e978",
  "rgb": {
    "r": 99,
    "g": 233,
    "b": 120
  },
  "hsl": {
    "h": 129.403,
    "s": 75.281,
    "l": 65.098
  },
  "oklch": {
    "l": 0.83377,
    "c": 0.19357,
    "h": 146.6
  },
  "luminance": 0.62287
}

Semantic roles & 50–950 ramp

primary

#63E978

secondary

#B739A4

accent

#0EB8D7

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0F170F

muted

#808580

Preview Lab

Preview with #63E978

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

Preview Lab → · Contrast checker → · Palette generator →