#63E191#63E191

#63E191 is a light, vivid green. Relative luminance 0.585; OKLCH L 81.8% C 0.160 H 153.1°. Best body text is #000000 at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#63E191
RGB	rgb(99, 225, 145)
HSL	hsl(142, 68%, 64%)
HSV	hsv(142, 56%, 88%)
CMYK	cmyk(56%, 0%, 35.6%, 11.8%)
CIE-LAB	lab(81.04, -52.61, 28.86)
CIE-LCH	lch(81.04, 60.00, 151.25°)
OKLab	oklab(81.84% -0.1428 0.0723)
OKLCH	oklch(81.84% 0.16 153.1)
XYZ	xyz(37.1788, 58.5440, 36.1234)
Luminance	0.5855 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E191 #E163B3

analogous

#74E163 #63E191 #63E1D0

triadic

#63E191 #9163E1 #E19163

tetradic

#63E191 #6374E1 #E163B3 #E1D063

square

#63E191 #6374E1 #E163B3 #E1D063

split-complementary

#63E191 #D063E1 #E16374

monochromatic

#21A952 #30D76D #63E191 #96EBB5 #CAF5D9

Accessibility & contrast

On white

1.65

#63E191 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.71

#63E191 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E191

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E191	#FFFFFF	#000000	##000000
##63E191	1.00	1.65	12.71	12.71
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.71	21.00	1.00	1.00
##000000	12.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1D18C

Deuteranopia (green-blind)

#D0C496

Tritanopia (blue-blind)

#3EDECD

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #63e191;
/* rgb */ color: rgb(99, 225, 145);
/* oklch */ color: oklch(81.8% 0.160 153.1);

Tailwind

colors: {
  custom: {
    50: '#99ebb2',
    500: '#63e191',
    950: '#000000',
  },
}

SCSS

$custom: #63e191;
$custom-light: #99ebb2;
$custom-dark: #000000;

JSON

{
  "hex": "#63e191",
  "rgb": {
    "r": 99,
    "g": 225,
    "b": 145
  },
  "hsl": {
    "h": 141.905,
    "s": 67.742,
    "l": 63.529
  },
  "oklch": {
    "l": 0.81838,
    "c": 0.16005,
    "h": 153.1
  },
  "luminance": 0.58547
}

Semantic roles & 50–950 ramp

primary

#63E191

secondary

#AB3D83

accent

#168CD0

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0F1611

muted

#808581

Preview Lab

Preview with #63E191

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

Preview Lab → · Contrast checker → · Palette generator →