#63BC40#63BC40

#63BC40 is a light, vivid green. Relative luminance 0.390; OKLCH L 71.4% C 0.181 H 138.1°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#63BC40
RGB	rgb(99, 188, 64)
HSL	hsl(103, 49%, 49%)
HSV	hsv(103, 66%, 74%)
CMYK	cmyk(47.3%, 0%, 66%, 26.3%)
CIE-LAB	lab(68.74, -49.00, 52.66)
CIE-LCH	lch(68.74, 71.93, 132.94°)
OKLab	oklab(71.41% -0.1352 0.1211)
OKLCH	oklch(71.41% 0.182 138.1)
XYZ	xyz(24.0534, 38.9876, 11.1074)
Luminance	0.3899 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BC40 #9940BC

analogous

#A1BC40 #63BC40 #40BC5B

triadic

#63BC40 #4063BC #BC4063

tetradic

#63BC40 #40A1BC #9940BC #BC5B40

square

#63BC40 #40A1BC #9940BC #BC5B40

split-complementary

#63BC40 #5B40BC #BC40A1

monochromatic

#336121 #4B8E30 #63BC40 #88CD6C #ADDD9A

Accessibility & contrast

On white

2.39

#63BC40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#63BC40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BC40

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BC40	#FFFFFF	#000000	##000000
##63BC40	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AC30

Deuteranopia (green-blind)

#B6A54B

Tritanopia (blue-blind)

#5DB6A3

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63bc40;
/* rgb */ color: rgb(99, 188, 64);
/* oklch */ color: oklch(71.4% 0.181 138.1);

Tailwind

colors: {
  custom: {
    50: '#96d17b',
    500: '#63bc40',
    950: '#000000',
  },
}

SCSS

$custom: #63bc40;
$custom-light: #96d17b;
$custom-dark: #000000;

JSON

{
  "hex": "#63bc40",
  "rgb": {
    "r": 99,
    "g": 188,
    "b": 64
  },
  "hsl": {
    "h": 103.065,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.71411,
    "c": 0.1815,
    "h": 138.1
  },
  "luminance": 0.38989
}

Semantic roles & 50–950 ramp

primary

#63BC40

secondary

#B88FC9

accent

#4FD9B2

background

#F9FCF7

surface

#F2F9EE

border

#CCD2C9

text

#0E140A

muted

#7E827C

Preview Lab

Preview with #63BC40

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

Preview Lab → · Contrast checker → · Palette generator →