#63E73B#63E73B

#63E73B is a very light, highly saturated green. Relative luminance 0.601; OKLCH L 82.2% C 0.236 H 139.6°. Best body text is #000000 at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#63E73B
RGB	rgb(99, 231, 59)
HSL	hsl(106, 78%, 57%)
HSV	hsv(106, 74%, 91%)
CMYK	cmyk(57.1%, 0%, 74.5%, 9.4%)
CIE-LAB	lab(81.90, -65.29, 68.04)
CIE-LCH	lch(81.90, 94.30, 133.82°)
OKLab	oklab(82.24% -0.1795 0.1527)
OKLCH	oklch(82.24% 0.236 139.6)
XYZ	xyz(34.5094, 60.1172, 13.9221)
Luminance	0.6012 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E73B #BF3BE7

analogous

#B9E73B #63E73B #3BE769

triadic

#63E73B #3B63E7 #E73B63

tetradic

#63E73B #3BB9E7 #BF3BE7 #E7693B

square

#63E73B #3BB9E7 #BF3BE7 #E7693B

split-complementary

#63E73B #693BE7 #E73BB9

monochromatic

#319512 #43CC19 #63E73B #8EEE72 #BAF4A8

Accessibility & contrast

On white

1.61

#63E73B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.02

#63E73B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E73B

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E73B	#FFFFFF	#000000	##000000
##63E73B	1.00	1.61	13.02	13.02
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.02	21.00	1.00	1.00
##000000	13.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED214

Deuteranopia (green-blind)

#DDC84E

Tritanopia (blue-blind)

#53DFC6

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #63e73b;
/* rgb */ color: rgb(99, 231, 59);
/* oklch */ color: oklch(82.2% 0.236 139.6);

Tailwind

colors: {
  custom: {
    50: '#9df07c',
    500: '#63e73b',
    950: '#000000',
  },
}

SCSS

$custom: #63e73b;
$custom-light: #9df07c;
$custom-dark: #000000;

JSON

{
  "hex": "#63e73b",
  "rgb": {
    "r": 99,
    "g": 231,
    "b": 59
  },
  "hsl": {
    "h": 106.047,
    "s": 78.182,
    "l": 56.863
  },
  "oklch": {
    "l": 0.8224,
    "c": 0.23566,
    "h": 139.6
  },
  "luminance": 0.6012
}

Semantic roles & 50–950 ramp

primary

#63E73B

secondary

#802D99

accent

#33F5C8

background

#FCFFFB

surface

#F6FEF2

border

#D0D6CC

text

#10170A

muted

#80857D

Preview Lab

Preview with #63E73B

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

Preview Lab → · Contrast checker → · Palette generator →