#63B32C#63B32C

#63B32C is a light, vivid yellow-green. Relative luminance 0.351; OKLCH L 69.0% C 0.183 H 135.6°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX#63B32C
RGBrgb(99, 179, 44)
HSLhsl(96, 61%, 44%)
HSVhsv(96, 75%, 70%)
CMYKcmyk(44.7%, 0%, 75.4%, 29.8%)
CIE-LABlab(65.81, -46.92, 57.25)
CIE-LCHlch(65.81, 74.02, 129.34°)
OKLaboklab(68.96% -0.1309 0.1281)
OKLCHoklch(68.96% 0.183 135.6)
XYZxyz(21.7198, 35.0734, 8.0078)
Luminance0.3508 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63B32C #7C2CB3
analogous
#A6B32C #63B32C #2CB339
triadic
#63B32C #2C63B3 #B32C63
tetradic
#63B32C #2CA6B3 #7C2CB3 #B3392C
square
#63B32C #2CA6B3 #7C2CB3 #B3392C
split-complementary
#63B32C #392CB3 #B32CA6
monochromatic
#2D5114 #488220 #63B32C #81D24A #A3DF7B

Accessibility & contrast

On white

2.62
#63B32C on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.01
#63B32C on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B32C
8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63B32C#FFFFFF#000000##000000
##63B32C1.002.628.018.01
#FFFFFF2.621.0021.0021.00
#0000008.0121.001.001.00
##0000008.0121.001.001.00

Color blindness preview

Protanopia (red-blind)
#BAA40E
Deuteranopia (green-blind)
#AF9D3A
Tritanopia (blue-blind)
#60AC99
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #63b32c;
/* rgb */ color: rgb(99, 179, 44);
/* oklch */ color: oklch(69.0% 0.183 135.6);
Tailwind
colors: {
  custom: {
    50: '#96ca6f',
    500: '#63b32c',
    950: '#000000',
  },
}
SCSS
$custom: #63b32c;
$custom-light: #96ca6f;
$custom-dark: #000000;
JSON
{
  "hex": "#63b32c",
  "rgb": {
    "r": 99,
    "g": 179,
    "b": 44
  },
  "hsl": {
    "h": 95.556,
    "s": 60.538,
    "l": 43.725
  },
  "oklch": {
    "l": 0.68956,
    "c": 0.18313,
    "h": 135.6
  },
  "luminance": 0.35075
}

Semantic roles & 50–950 ramp

primary
#63B32C
secondary
#A574C7
accent
#44E4A3
background
#F9FCF7
surface
#F2F8ED
border
#CCD1C8
text
#0E1308
muted
#7E827B

Preview Lab

Preview with #63B32C

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

Preview Lab → · Contrast checker → · Palette generator →

#63B32C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva