#63E578#63E578

#63E578 is a very light, vivid green. Relative luminance 0.600; OKLCH L 82.4% C 0.188 H 146.8°. Best body text is #000000 at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#63E578
RGB	rgb(99, 229, 120)
HSL	hsl(130, 71%, 64%)
HSV	hsv(130, 57%, 90%)
CMYK	cmyk(56.8%, 0%, 47.6%, 10.2%)
CIE-LAB	lab(81.86, -58.21, 42.41)
CIE-LCH	lch(81.86, 72.03, 143.92°)
OKLab	oklab(82.39% -0.1576 0.1031)
OKLCH	oklch(82.39% 0.188 146.8)
XYZ	xyz(36.5527, 60.0440, 27.4291)
Luminance	0.6005 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E578 #E563D0

analogous

#8FE563 #63E578 #63E5B9

triadic

#63E578 #7863E5 #E57863

tetradic

#63E578 #638FE5 #E563D0 #E5B963

square

#63E578 #638FE5 #E563D0 #E5B963

split-complementary

#63E578 #B963E5 #E5638F

monochromatic

#1DB035 #2FDC4B #63E578 #97EEA5 #CCF6D3

Accessibility & contrast

On white

1.61

#63E578 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.01

#63E578 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E578

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E578	#FFFFFF	#000000	##000000
##63E578	1.00	1.61	13.01	13.01
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.01	21.00	1.00	1.00
##000000	13.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D36F

Deuteranopia (green-blind)

#D7C780

Tritanopia (blue-blind)

#47E0CB

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #63e578;
/* rgb */ color: rgb(99, 229, 120);
/* oklch */ color: oklch(82.4% 0.188 146.8);

Tailwind

colors: {
  custom: {
    50: '#9aeea1',
    500: '#63e578',
    950: '#000000',
  },
}

SCSS

$custom: #63e578;
$custom-light: #9aeea1;
$custom-dark: #000000;

JSON

{
  "hex": "#63e578",
  "rgb": {
    "r": 99,
    "g": 229,
    "b": 120
  },
  "hsl": {
    "h": 129.692,
    "s": 71.429,
    "l": 64.314
  },
  "oklch": {
    "l": 0.82389,
    "c": 0.18832,
    "h": 146.8
  },
  "luminance": 0.60047
}

Semantic roles & 50–950 ramp

primary

#63E578

secondary

#B13B9E

accent

#12B4D3

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0F160F

muted

#808580

Preview Lab

Preview with #63E578

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

Preview Lab → · Contrast checker → · Palette generator →