#63B73C#63B73C

#63B73C is a light, vivid green. Relative luminance 0.368; OKLCH L 70.1% C 0.178 H 137.4°. Best body text is #000000 at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#63B73C
RGB	rgb(99, 183, 60)
HSL	hsl(101, 51%, 48%)
HSV	hsv(101, 67%, 72%)
CMYK	cmyk(45.9%, 0%, 67.2%, 28.2%)
CIE-LAB	lab(67.16, -47.35, 52.61)
CIE-LCH	lch(67.16, 70.78, 131.99°)
OKLab	oklab(70.1% -0.131 0.1205)
OKLCH	oklch(70.1% 0.178 137.4)
XYZ	xyz(22.8940, 36.8444, 10.1794)
Luminance	0.3685 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B73C #903CB7

analogous

#A0B73C #63B73C #3CB753

triadic

#63B73C #3C63B7 #B73C63

tetradic

#63B73C #3CA0B7 #903CB7 #B7533C

square

#63B73C #3CA0B7 #903CB7 #B7533C

split-complementary

#63B73C #533CB7 #B73CA0

monochromatic

#315B1E #4A892D #63B73C #85CC64 #A9DB92

Accessibility & contrast

On white

2.51

#63B73C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.37

#63B73C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B73C

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B73C	#FFFFFF	#000000	##000000
##63B73C	1.00	2.51	8.37	8.37
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.37	21.00	1.00	1.00
##000000	8.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDA82B

Deuteranopia (green-blind)

#B2A147

Tritanopia (blue-blind)

#5EB19E

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #63b73c;
/* rgb */ color: rgb(99, 183, 60);
/* oklch */ color: oklch(70.1% 0.178 137.4);

Tailwind

colors: {
  custom: {
    50: '#96cd78',
    500: '#63b73c',
    950: '#000000',
  },
}

SCSS

$custom: #63b73c;
$custom-light: #96cd78;
$custom-dark: #000000;

JSON

{
  "hex": "#63b73c",
  "rgb": {
    "r": 99,
    "g": 183,
    "b": 60
  },
  "hsl": {
    "h": 100.976,
    "s": 50.617,
    "l": 47.647
  },
  "oklch": {
    "l": 0.70103,
    "c": 0.17798,
    "h": 137.4
  },
  "luminance": 0.36846
}

Semantic roles & 50–950 ramp

primary

#63B73C

secondary

#B388C6

accent

#4EDAAE

background

#F9FCF7

surface

#F2F9EE

border

#CCD2C9

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #63B73C

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

Preview Lab → · Contrast checker → · Palette generator →