#63F390#63F390

#63F390 is a very light, vivid green. Relative luminance 0.688; OKLCH L 86.2% C 0.185 H 150.8°. Best body text is #000000 at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#63F390
RGB	rgb(99, 243, 144)
HSL	hsl(139, 86%, 67%)
HSV	hsv(139, 59%, 95%)
CMYK	cmyk(59.3%, 0%, 40.7%, 4.7%)
CIE-LAB	lab(86.39, -59.80, 36.43)
CIE-LCH	lch(86.39, 70.02, 148.65°)
OKLab	oklab(86.22% -0.1617 0.0902)
OKLCH	oklch(86.22% 0.185 150.8)
XYZ	xyz(42.2270, 68.7634, 37.4275)
Luminance	0.6877 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63F390 #F363C6

analogous

#7EF363 #63F390 #63F3D8

triadic

#63F390 #9063F3 #F39063

tetradic

#63F390 #637EF3 #F363C6 #F3D863

square

#63F390 #637EF3 #F363C6 #F3D863

split-complementary

#63F390 #D863F3 #F3637E

monochromatic

#10CC4B #2AEF68 #63F390 #9CF7B8 #D5FCE1

Accessibility & contrast

On white

1.42

#63F390 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.75

#63F390 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63F390

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63F390	#FFFFFF	#000000	##000000
##63F390	1.00	1.42	14.75	14.75
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.75	21.00	1.00	1.00
##000000	14.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4E089

Deuteranopia (green-blind)

#E1D397

Tritanopia (blue-blind)

#37EFDB

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #63f390;
/* rgb */ color: rgb(99, 243, 144);
/* oklch */ color: oklch(86.2% 0.185 150.8);

Tailwind

colors: {
  custom: {
    50: '#9cf8b1',
    500: '#63f390',
    950: '#000000',
  },
}

SCSS

$custom: #63f390;
$custom-light: #9cf8b1;
$custom-dark: #000000;

JSON

{
  "hex": "#63f390",
  "rgb": {
    "r": 99,
    "g": 243,
    "b": 144
  },
  "hsl": {
    "h": 138.75,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.86219,
    "c": 0.18518,
    "h": 150.8
  },
  "luminance": 0.68767
}

Semantic roles & 50–950 ramp

primary

#63F390

secondary

#C83299

accent

#039DE2

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #63F390

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

Preview Lab → · Contrast checker → · Palette generator →