#63CF40#63CF40

#63CF40 is a light, highly saturated green. Relative luminance 0.476; OKLCH L 76.2% C 0.205 H 139.1°. Best body text is #000000 at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#63CF40
RGB	rgb(99, 207, 64)
HSL	hsl(105, 60%, 53%)
HSV	hsv(105, 69%, 81%)
CMYK	cmyk(52.2%, 0%, 69.1%, 18.8%)
CIE-LAB	lab(74.60, -56.32, 58.88)
CIE-LCH	lch(74.60, 81.48, 133.73°)
OKLab	oklab(76.23% -0.155 0.1342)
OKLCH	oklch(76.23% 0.205 139.1)
XYZ	xyz(28.3827, 47.6463, 12.5505)
Luminance	0.4765 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CF40 #AC40CF

analogous

#AACF40 #63CF40 #40CF64

triadic

#63CF40 #4063CF #CF4063

tetradic

#63CF40 #40AACF #AC40CF #CF6440

square

#63CF40 #40AACF #AC40CF #CF6440

split-complementary

#63CF40 #6440CF #CF40AA

monochromatic

#34771E #49A82A #63CF40 #8BDB71 #B3E8A2

Accessibility & contrast

On white

1.99

#63CF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.53

#63CF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CF40

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CF40	#FFFFFF	#000000	##000000
##63CF40	1.00	1.99	10.53	10.53
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.53	21.00	1.00	1.00
##000000	10.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD2A

Deuteranopia (green-blind)

#C7B44D

Tritanopia (blue-blind)

#59C8B2

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #63cf40;
/* rgb */ color: rgb(99, 207, 64);
/* oklch */ color: oklch(76.2% 0.205 139.1);

Tailwind

colors: {
  custom: {
    50: '#99de7c',
    500: '#63cf40',
    950: '#000000',
  },
}

SCSS

$custom: #63cf40;
$custom-light: #99de7c;
$custom-dark: #000000;

JSON

{
  "hex": "#63cf40",
  "rgb": {
    "r": 99,
    "g": 207,
    "b": 64
  },
  "hsl": {
    "h": 105.315,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.76229,
    "c": 0.20501,
    "h": 139.1
  },
  "luminance": 0.47648
}

Semantic roles & 50–950 ramp

primary

#63CF40

secondary

#C597D4

accent

#45E3BC

background

#FAFDF7

surface

#F3FBEE

border

#CDD4C9

text

#0F150A

muted

#7F837C

Preview Lab

Preview with #63CF40

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

Preview Lab → · Contrast checker → · Palette generator →