#63E491#63E491

#63E491 is a very light, vivid green. Relative luminance 0.602; OKLCH L 82.6% C 0.164 H 152.7°. Best body text is #000000 at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#63E491
RGB	rgb(99, 228, 145)
HSL	hsl(141, 70%, 64%)
HSV	hsv(141, 57%, 89%)
CMYK	cmyk(56.6%, 0%, 36.4%, 10.6%)
CIE-LAB	lab(81.94, -53.81, 30.05)
CIE-LCH	lch(81.94, 61.63, 150.81°)
OKLab	oklab(82.57% -0.1459 0.0752)
OKLCH	oklch(82.57% 0.164 152.7)
XYZ	xyz(37.9969, 60.1803, 36.3962)
Luminance	0.6018 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E491 #E463B6

analogous

#76E463 #63E491 #63E4D1

triadic

#63E491 #9163E4 #E49163

tetradic

#63E491 #6376E4 #E463B6 #E4D163

square

#63E491 #6376E4 #E463B6 #E4D163

split-complementary

#63E491 #D163E4 #E46376

monochromatic

#1EAE52 #2FDB6C #63E491 #97EDB6 #CBF6DB

Accessibility & contrast

On white

1.61

#63E491 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.04

#63E491 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E491

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E491	#FFFFFF	#000000	##000000
##63E491	1.00	1.61	13.04	13.04
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.04	21.00	1.00	1.00
##000000	13.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4D38B

Deuteranopia (green-blind)

#D3C796

Tritanopia (blue-blind)

#3DE1CF

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #63e491;
/* rgb */ color: rgb(99, 228, 145);
/* oklch */ color: oklch(82.6% 0.164 152.7);

Tailwind

colors: {
  custom: {
    50: '#99edb2',
    500: '#63e491',
    950: '#000000',
  },
}

SCSS

$custom: #63e491;
$custom-light: #99edb2;
$custom-dark: #000000;

JSON

{
  "hex": "#63e491",
  "rgb": {
    "r": 99,
    "g": 228,
    "b": 145
  },
  "hsl": {
    "h": 141.395,
    "s": 70.492,
    "l": 64.118
  },
  "oklch": {
    "l": 0.82572,
    "c": 0.16416,
    "h": 152.7
  },
  "luminance": 0.60184
}

Semantic roles & 50–950 ramp

primary

#63E491

secondary

#B03C86

accent

#138ED3

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0F1611

muted

#808581

Preview Lab

Preview with #63E491

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

Preview Lab → · Contrast checker → · Palette generator →