#63BC4B#63BC4B

#63BC4B is a light, vivid green. Relative luminance 0.391; OKLCH L 71.5% C 0.173 H 139.5°. Best body text is #000000 at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#63BC4B
RGB	rgb(99, 188, 75)
HSL	hsl(107, 46%, 52%)
HSV	hsv(107, 60%, 74%)
CMYK	cmyk(47.3%, 0%, 60.1%, 26.3%)
CIE-LAB	lab(68.84, -47.93, 48.00)
CIE-LCH	lch(68.84, 67.83, 134.96°)
OKLab	oklab(71.53% -0.1315 0.1124)
OKLCH	oklch(71.53% 0.173 139.5)
XYZ	xyz(24.3979, 39.1254, 12.9216)
Luminance	0.3913 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BC4B #A44BBC

analogous

#9CBC4B #63BC4B #4BBC6C

triadic

#63BC4B #4B63BC #BC4B63

tetradic

#63BC4B #4B9CBC #A44BBC #BC6C4B

square

#63BC4B #4B9CBC #A44BBC #BC6C4B

split-complementary

#63BC4B #6C4BBC #BC4B9C

monochromatic

#346626 #4A9337 #63BC4B #8ACD78 #B0DDA4

Accessibility & contrast

On white

2.38

#63BC4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.83

#63BC4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BC4B

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BC4B	#FFFFFF	#000000	##000000
##63BC4B	1.00	2.38	8.83	8.83
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.83	21.00	1.00	1.00
##000000	8.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AD3F

Deuteranopia (green-blind)

#B5A554

Tritanopia (blue-blind)

#5BB6A4

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63bc4b;
/* rgb */ color: rgb(99, 188, 75);
/* oklch */ color: oklch(71.5% 0.173 139.5);

Tailwind

colors: {
  custom: {
    50: '#96d181',
    500: '#63bc4b',
    950: '#000000',
  },
}

SCSS

$custom: #63bc4b;
$custom-light: #96d181;
$custom-dark: #000000;

JSON

{
  "hex": "#63bc4b",
  "rgb": {
    "r": 99,
    "g": 188,
    "b": 75
  },
  "hsl": {
    "h": 107.257,
    "s": 45.749,
    "l": 51.569
  },
  "oklch": {
    "l": 0.71525,
    "c": 0.17302,
    "h": 139.5
  },
  "luminance": 0.39127
}

Semantic roles & 50–950 ramp

primary

#63BC4B

secondary

#C099CA

accent

#52D5BA

background

#F9FCF8

surface

#F2F9EF

border

#CCD2CA

text

#0E140B

muted

#7E827C

Preview Lab

Preview with #63BC4B

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

Preview Lab → · Contrast checker → · Palette generator →