#63BF40#63BF40

#63BF40 is a light, vivid green. Relative luminance 0.403; OKLCH L 72.2% C 0.185 H 138.3°. Best body text is #000000 at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#63BF40
RGB	rgb(99, 191, 64)
HSL	hsl(103, 50%, 50%)
HSV	hsv(103, 66%, 75%)
CMYK	cmyk(48.2%, 0%, 66.5%, 25.1%)
CIE-LAB	lab(69.67, -50.19, 53.66)
CIE-LCH	lch(69.67, 73.47, 133.09°)
OKLab	oklab(72.17% -0.1384 0.1232)
OKLCH	oklch(72.17% 0.185 138.3)
XYZ	xyz(24.7009, 40.2827, 11.3232)
Luminance	0.4028 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BF40 #9C40BF

analogous

#A2BF40 #63BF40 #40BF5D

triadic

#63BF40 #4063BF #BF4063

tetradic

#63BF40 #40A2BF #9C40BF #BF5D40

square

#63BF40 #40A2BF #9C40BF #BF5D40

split-complementary

#63BF40 #5D40BF #BF40A2

monochromatic

#336321 #4B9131 #63BF40 #88CE6E #AEDE9C

Accessibility & contrast

On white

2.32

#63BF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.06

#63BF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BF40

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BF40	#FFFFFF	#000000	##000000
##63BF40	1.00	2.32	9.06	9.06
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.06	21.00	1.00	1.00
##000000	9.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF2F

Deuteranopia (green-blind)

#B9A74B

Tritanopia (blue-blind)

#5CB9A5

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #63bf40;
/* rgb */ color: rgb(99, 191, 64);
/* oklch */ color: oklch(72.2% 0.185 138.3);

Tailwind

colors: {
  custom: {
    50: '#97d37b',
    500: '#63bf40',
    950: '#000000',
  },
}

SCSS

$custom: #63bf40;
$custom-light: #97d37b;
$custom-dark: #000000;

JSON

{
  "hex": "#63bf40",
  "rgb": {
    "r": 99,
    "g": 191,
    "b": 64
  },
  "hsl": {
    "h": 103.465,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.72174,
    "c": 0.1853,
    "h": 138.3
  },
  "luminance": 0.40284
}

Semantic roles & 50–950 ramp

primary

#63BF40

secondary

#BA91CA

accent

#4ED9B3

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0E140A

muted

#7E837C

Preview Lab

Preview with #63BF40

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

Preview Lab → · Contrast checker → · Palette generator →