#63E378#63E378

#63E378 is a light, vivid green. Relative luminance 0.589; OKLCH L 81.9% C 0.186 H 146.9°. Best body text is #000000 at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#63E378
RGB	rgb(99, 227, 120)
HSL	hsl(130, 70%, 64%)
HSV	hsv(130, 56%, 89%)
CMYK	cmyk(56.4%, 0%, 47.1%, 11%)
CIE-LAB	lab(81.26, -57.46, 41.66)
CIE-LCH	lch(81.26, 70.97, 144.05°)
OKLab	oklab(81.9% -0.1555 0.1014)
OKLCH	oklch(81.9% 0.186 146.9)
XYZ	xyz(36.0025, 58.9437, 27.2457)
Luminance	0.5895 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E378 #E363CE

analogous

#8EE363 #63E378 #63E3B8

triadic

#63E378 #7863E3 #E37863

tetradic

#63E378 #638EE3 #E363CE #E3B863

square

#63E378 #638EE3 #E363CE #E3B863

split-complementary

#63E378 #B863E3 #E3638E

monochromatic

#1FAD36 #2FDA4B #63E378 #97ECA5 #CBF6D2

Accessibility & contrast

On white

1.64

#63E378 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.79

#63E378 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E378

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E378	#FFFFFF	#000000	##000000
##63E378	1.00	1.64	12.79	12.79
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.79	21.00	1.00	1.00
##000000	12.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6D16F

Deuteranopia (green-blind)

#D5C57F

Tritanopia (blue-blind)

#48DECA

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #63e378;
/* rgb */ color: rgb(99, 227, 120);
/* oklch */ color: oklch(81.9% 0.186 146.9);

Tailwind

colors: {
  custom: {
    50: '#9aeda1',
    500: '#63e378',
    950: '#000000',
  },
}

SCSS

$custom: #63e378;
$custom-light: #9aeda1;
$custom-dark: #000000;

JSON

{
  "hex": "#63e378",
  "rgb": {
    "r": 99,
    "g": 227,
    "b": 120
  },
  "hsl": {
    "h": 129.844,
    "s": 69.565,
    "l": 63.922
  },
  "oklch": {
    "l": 0.81895,
    "c": 0.18569,
    "h": 146.9
  },
  "luminance": 0.58947
}

Semantic roles & 50–950 ramp

primary

#63E378

secondary

#AE3C9B

accent

#14B2D2

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0F160F

muted

#808580

Preview Lab

Preview with #63E378

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

Preview Lab → · Contrast checker → · Palette generator →