#63BB37#63BB37

#63BB37 is a light, vivid green. Relative luminance 0.385; OKLCH L 71.1% C 0.186 H 137.2°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#63BB37
RGB	rgb(99, 187, 55)
HSL	hsl(100, 55%, 47%)
HSV	hsv(100, 71%, 73%)
CMYK	cmyk(47.1%, 0%, 70.6%, 26.7%)
CIE-LAB	lab(68.36, -49.35, 55.84)
CIE-LCH	lch(68.36, 74.52, 131.47°)
OKLab	oklab(71.08% -0.1367 0.1267)
OKLCH	oklch(71.08% 0.186 137.2)
XYZ	xyz(23.6048, 38.4676, 9.7949)
Luminance	0.3847 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BB37 #8F37BB

analogous

#A5BB37 #63BB37 #37BB4D

triadic

#63BB37 #3763BB #BB3763

tetradic

#63BB37 #37A5BB #8F37BB #BB4D37

square

#63BB37 #37A5BB #8F37BB #BB4D37

split-complementary

#63BB37 #4D37BB #BB37A5

monochromatic

#315C1B #4A8C29 #63BB37 #85D05F #A9DE8E

Accessibility & contrast

On white

2.42

#63BB37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#63BB37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BB37

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BB37	#FFFFFF	#000000	##000000
##63BB37	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AB22

Deuteranopia (green-blind)

#B5A443

Tritanopia (blue-blind)

#5EB4A1

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63bb37;
/* rgb */ color: rgb(99, 187, 55);
/* oklch */ color: oklch(71.1% 0.186 137.2);

Tailwind

colors: {
  custom: {
    50: '#97d075',
    500: '#63bb37',
    950: '#000000',
  },
}

SCSS

$custom: #63bb37;
$custom-light: #97d075;
$custom-dark: #000000;

JSON

{
  "hex": "#63bb37",
  "rgb": {
    "r": 99,
    "g": 187,
    "b": 55
  },
  "hsl": {
    "h": 100,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.71079,
    "c": 0.18638,
    "h": 137.2
  },
  "luminance": 0.38469
}

Semantic roles & 50–950 ramp

primary

#63BB37

secondary

#B285C9

accent

#4ADEAD

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1409

muted

#7E827B

Preview Lab

Preview with #63BB37

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

Preview Lab → · Contrast checker → · Palette generator →