#63BF4B#63BF4B

#63BF4B is a light, vivid green. Relative luminance 0.404; OKLCH L 72.3% C 0.177 H 139.6°. Best body text is #000000 at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#63BF4B
RGB	rgb(99, 191, 75)
HSL	hsl(108, 48%, 52%)
HSV	hsv(108, 61%, 75%)
CMYK	cmyk(48.2%, 0%, 60.7%, 25.1%)
CIE-LAB	lab(69.77, -49.14, 49.05)
CIE-LCH	lch(69.77, 69.43, 135.05°)
OKLab	oklab(72.29% -0.1348 0.1146)
OKLCH	oklch(72.29% 0.177 139.6)
XYZ	xyz(25.0454, 40.4205, 13.1374)
Luminance	0.4042 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BF4B #A74BBF

analogous

#9DBF4B #63BF4B #4BBF6D

triadic

#63BF4B #4B63BF #BF4B63

tetradic

#63BF4B #4B9DBF #A74BBF #BF6D4B

square

#63BF4B #4B9DBF #A74BBF #BF6D4B

split-complementary

#63BF4B #6D4BBF #BF4B9D

monochromatic

#346A26 #4A9736 #63BF4B #8ACF78 #B1DFA5

Accessibility & contrast

On white

2.31

#63BF4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.08

#63BF4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BF4B

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BF4B	#FFFFFF	#000000	##000000
##63BF4B	1.00	2.31	9.08	9.08
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.08	21.00	1.00	1.00
##000000	9.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AF3E

Deuteranopia (green-blind)

#B8A754

Tritanopia (blue-blind)

#5BB9A6

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #63bf4b;
/* rgb */ color: rgb(99, 191, 75);
/* oklch */ color: oklch(72.3% 0.177 139.6);

Tailwind

colors: {
  custom: {
    50: '#96d381',
    500: '#63bf4b',
    950: '#000000',
  },
}

SCSS

$custom: #63bf4b;
$custom-light: #96d381;
$custom-dark: #000000;

JSON

{
  "hex": "#63bf4b",
  "rgb": {
    "r": 99,
    "g": 191,
    "b": 75
  },
  "hsl": {
    "h": 107.586,
    "s": 47.541,
    "l": 52.157
  },
  "oklch": {
    "l": 0.72285,
    "c": 0.17697,
    "h": 139.6
  },
  "luminance": 0.40422
}

Semantic roles & 50–950 ramp

primary

#63BF4B

secondary

#C29ACC

accent

#51D7BB

background

#F9FDF8

surface

#F2FAEF

border

#CCD3CA

text

#0E140B

muted

#7E837C

Preview Lab

Preview with #63BF4B

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

Preview Lab → · Contrast checker → · Palette generator →