#63BC36#63BC36

#63BC36 is a light, vivid yellow-green. Relative luminance 0.389; OKLCH L 71.3% C 0.188 H 137.2°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#63BC36
RGB	rgb(99, 188, 54)
HSL	hsl(100, 55%, 47%)
HSV	hsv(100, 71%, 74%)
CMYK	cmyk(47.3%, 0%, 71.3%, 26.3%)
CIE-LAB	lab(68.67, -49.82, 56.53)
CIE-LCH	lch(68.67, 75.35, 131.39°)
OKLab	oklab(71.33% -0.1381 0.128)
OKLCH	oklch(71.33% 0.188 137.2)
XYZ	xyz(23.7939, 38.8838, 9.7409)
Luminance	0.3888 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BC36 #8F36BC

analogous

#A6BC36 #63BC36 #36BC4C

triadic

#63BC36 #3663BC #BC3663

tetradic

#63BC36 #36A6BC #8F36BC #BC4C36

square

#63BC36 #36A6BC #8F36BC #BC4C36

split-complementary

#63BC36 #4C36BC #BC36A6

monochromatic

#315D1B #4A8C28 #63BC36 #85D15E #A9DF8E

Accessibility & contrast

On white

2.39

#63BC36 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#63BC36 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BC36

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BC36	#FFFFFF	#000000	##000000
##63BC36	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)

#C2AC20

Deuteranopia (green-blind)

#B6A543

Tritanopia (blue-blind)

#5EB5A2

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63bc36;
/* rgb */ color: rgb(99, 188, 54);
/* oklch */ color: oklch(71.3% 0.188 137.2);

Tailwind

colors: {
  custom: {
    50: '#97d175',
    500: '#63bc36',
    950: '#000000',
  },
}

SCSS

$custom: #63bc36;
$custom-light: #97d175;
$custom-dark: #000000;

JSON

{
  "hex": "#63bc36",
  "rgb": {
    "r": 99,
    "g": 188,
    "b": 54
  },
  "hsl": {
    "h": 99.851,
    "s": 55.372,
    "l": 47.451
  },
  "oklch": {
    "l": 0.71326,
    "c": 0.18825,
    "h": 137.2
  },
  "luminance": 0.38885
}

Semantic roles & 50–950 ramp

primary

#63BC36

secondary

#B285C9

accent

#49DFAC

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1409

muted

#7E827B

Preview Lab

Preview with #63BC36

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

Preview Lab → · Contrast checker → · Palette generator →