#63BC34#63BC34

#63BC34 is a light, vivid yellow-green. Relative luminance 0.389; OKLCH L 71.3% C 0.189 H 137.0°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX#63BC34
RGBrgb(99, 188, 52)
HSLhsl(99, 57%, 47%)
HSVhsv(99, 72%, 74%)
CMYKcmyk(47.3%, 0%, 72.3%, 26.3%)
CIE-LABlab(68.65, -49.97, 57.25)
CIE-LCHlch(68.65, 75.99, 131.11°)
OKLaboklab(71.31% -0.1386 0.1292)
OKLCHoklch(71.31% 0.189 137)
XYZxyz(23.7479, 38.8654, 9.4986)
Luminance0.3887 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63BC34 #8D34BC
analogous
#A7BC34 #63BC34 #34BC49
triadic
#63BC34 #3463BC #BC3463
tetradic
#63BC34 #34A7BC #8D34BC #BC4934
square
#63BC34 #34A7BC #8D34BC #BC4934
split-complementary
#63BC34 #4934BC #BC34A7
monochromatic
#315C19 #4A8C27 #63BC34 #84D25B #A8DF8B

Accessibility & contrast

On white

2.39
#63BC34 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.77
#63BC34 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BC34
8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63BC34#FFFFFF#000000##000000
##63BC341.002.398.778.77
#FFFFFF2.391.0021.0021.00
#0000008.7721.001.001.00
##0000008.7721.001.001.00

Color blindness preview

Protanopia (red-blind)
#C2AC1C
Deuteranopia (green-blind)
#B7A541
Tritanopia (blue-blind)
#5EB5A1
Achromatopsia (no color)
#A7A7A7

Design tokens & code

CSS
--color: #63bc34;
/* rgb */ color: rgb(99, 188, 52);
/* oklch */ color: oklch(71.3% 0.189 137.0);
Tailwind
colors: {
  custom: {
    50: '#97d174',
    500: '#63bc34',
    950: '#000000',
  },
}
SCSS
$custom: #63bc34;
$custom-light: #97d174;
$custom-dark: #000000;
JSON
{
  "hex": "#63bc34",
  "rgb": {
    "r": 99,
    "g": 188,
    "b": 52
  },
  "hsl": {
    "h": 99.265,
    "s": 56.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.7131,
    "c": 0.18949,
    "h": 137
  },
  "luminance": 0.38867
}

Semantic roles & 50–950 ramp

primary
#63BC34
secondary
#B183C9
accent
#48E0AB
background
#F9FCF7
surface
#F2F9ED
border
#CCD2C8
text
#0E1409
muted
#7E827B

Preview Lab

Preview with #63BC34

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

Preview Lab → · Contrast checker → · Palette generator →

#63BC34 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva