#63E451#63E451

#63E451 is a light, highly saturated green. Relative luminance 0.587; OKLCH L 81.7% C 0.219 H 141.3°. Best body text is #000000 at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#63E451
RGB	rgb(99, 228, 81)
HSL	hsl(113, 73%, 61%)
HSV	hsv(113, 64%, 89%)
CMYK	cmyk(56.6%, 0%, 64.5%, 10.6%)
CIE-LAB	lab(81.14, -62.49, 59.15)
CIE-LCH	lch(81.14, 86.05, 136.58°)
OKLab	oklab(81.66% -0.1707 0.1367)
OKLCH	oklch(81.66% 0.219 141.3)
XYZ	xyz(34.3725, 58.7305, 17.3078)
Luminance	0.5873 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E451 #D251E4

analogous

#ACE451 #63E451 #51E488

triadic

#63E451 #5163E4 #E45163

tetradic

#63E451 #51ACE4 #D251E4 #E48851

square

#63E451 #51ACE4 #D251E4 #E48851

split-complementary

#63E451 #8851E4 #E451AC

monochromatic

#2AA219 #37D721 #63E451 #92EC86 #C2F4BB

Accessibility & contrast

On white

1.65

#63E451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.75

#63E451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E451

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E451	#FFFFFF	#000000	##000000
##63E451	1.00	1.65	12.75	12.75
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.75	21.00	1.00	1.00
##000000	12.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D03E

Deuteranopia (green-blind)

#D9C55E

Tritanopia (blue-blind)

#51DDC6

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #63e451;
/* rgb */ color: rgb(99, 228, 81);
/* oklch */ color: oklch(81.7% 0.219 141.3);

Tailwind

colors: {
  custom: {
    50: '#9bed88',
    500: '#63e451',
    950: '#000000',
  },
}

SCSS

$custom: #63e451;
$custom-light: #9bed88;
$custom-dark: #000000;

JSON

{
  "hex": "#63e451",
  "rgb": {
    "r": 99,
    "g": 228,
    "b": 81
  },
  "hsl": {
    "h": 112.653,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.81662,
    "c": 0.21872,
    "h": 141.3
  },
  "luminance": 0.58734
}

Semantic roles & 50–950 ramp

primary

#63E451

secondary

#9735A4

accent

#10D5BD

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#0F160C

muted

#80857F

Preview Lab

Preview with #63E451

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

Preview Lab → · Contrast checker → · Palette generator →