#63E166#63E166

#63E166 is a light, vivid green. Relative luminance 0.575; OKLCH L 81.1% C 0.199 H 143.9°. Best body text is #000000 at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#63E166
RGB	rgb(99, 225, 102)
HSL	hsl(121, 68%, 64%)
HSV	hsv(121, 56%, 88%)
CMYK	cmyk(56%, 0%, 54.7%, 11.8%)
CIE-LAB	lab(80.44, -59.12, 49.19)
CIE-LCH	lch(80.44, 76.91, 140.24°)
OKLab	oklab(81.15% -0.1605 0.1172)
OKLCH	oklch(81.15% 0.199 143.9)
XYZ	xyz(34.4672, 57.4594, 21.8422)
Luminance	0.5746 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E166 #E163DE

analogous

#9FE163 #63E166 #63E1A5

triadic

#63E166 #6663E1 #E16663

tetradic

#63E166 #639FE1 #E163DE #E1A563

square

#63E166 #639FE1 #E163DE #E1A563

split-complementary

#63E166 #A563E1 #E1639F

monochromatic

#21A924 #30D734 #63E166 #96EB98 #CAF5CB

Accessibility & contrast

On white

1.68

#63E166 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.49

#63E166 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E166

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E166	#FFFFFF	#000000	##000000
##63E166	1.00	1.68	12.49	12.49
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.49	21.00	1.00	1.00
##000000	12.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CE5A

Deuteranopia (green-blind)

#D5C36F

Tritanopia (blue-blind)

#4DDBC6

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #63e166;
/* rgb */ color: rgb(99, 225, 102);
/* oklch */ color: oklch(81.1% 0.199 143.9);

Tailwind

colors: {
  custom: {
    50: '#9aeb95',
    500: '#63e166',
    950: '#000000',
  },
}

SCSS

$custom: #63e166;
$custom-light: #9aeb95;
$custom-dark: #000000;

JSON

{
  "hex": "#63e166",
  "rgb": {
    "r": 99,
    "g": 225,
    "b": 102
  },
  "hsl": {
    "h": 121.429,
    "s": 67.742,
    "l": 63.529
  },
  "oklch": {
    "l": 0.81146,
    "c": 0.19877,
    "h": 143.9
  },
  "luminance": 0.57462
}

Semantic roles & 50–950 ramp

primary

#63E166

secondary

#AB3DA9

accent

#16CBD0

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0F160D

muted

#80857F

Preview Lab

Preview with #63E166

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

Preview Lab → · Contrast checker → · Palette generator →