#63BC38#63BC38

#63BC38 is a light, vivid green. Relative luminance 0.389; OKLCH L 71.3% C 0.187 H 137.3°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#63BC38
RGB	rgb(99, 188, 56)
HSL	hsl(100, 54%, 48%)
HSV	hsv(100, 70%, 74%)
CMYK	cmyk(47.3%, 0%, 70.2%, 26.3%)
CIE-LAB	lab(68.68, -49.67, 55.79)
CIE-LCH	lch(68.68, 74.69, 131.68°)
OKLab	oklab(71.34% -0.1375 0.1267)
OKLCH	oklch(71.34% 0.187 137.3)
XYZ	xyz(23.8419, 38.9030, 9.9933)
Luminance	0.3891 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BC38 #9138BC

analogous

#A5BC38 #63BC38 #38BC4F

triadic

#63BC38 #3863BC #BC3863

tetradic

#63BC38 #38A5BC #9138BC #BC4F38

square

#63BC38 #38A5BC #9138BC #BC4F38

split-complementary

#63BC38 #4F38BC #BC38A5

monochromatic

#315E1C #4A8D2A #63BC38 #85D061 #AADE90

Accessibility & contrast

On white

2.39

#63BC38 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#63BC38 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BC38

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BC38	#FFFFFF	#000000	##000000
##63BC38	1.00	2.39	8.78	8.78
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.78	21.00	1.00	1.00
##000000	8.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AC23

Deuteranopia (green-blind)

#B6A544

Tritanopia (blue-blind)

#5EB5A2

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63bc38;
/* rgb */ color: rgb(99, 188, 56);
/* oklch */ color: oklch(71.3% 0.187 137.3);

Tailwind

colors: {
  custom: {
    50: '#97d176',
    500: '#63bc38',
    950: '#000000',
  },
}

SCSS

$custom: #63bc38;
$custom-light: #97d176;
$custom-dark: #000000;

JSON

{
  "hex": "#63bc38",
  "rgb": {
    "r": 99,
    "g": 188,
    "b": 56
  },
  "hsl": {
    "h": 100.455,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.71341,
    "c": 0.18698,
    "h": 137.3
  },
  "luminance": 0.38905
}

Semantic roles & 50–950 ramp

primary

#63BC38

secondary

#B387C9

accent

#4ADDAE

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1409

muted

#7E827B

Preview Lab

Preview with #63BC38

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

Preview Lab → · Contrast checker → · Palette generator →