#63B22C#63B22C

#63B22C is a light, vivid yellow-green. Relative luminance 0.347; OKLCH L 68.7% C 0.182 H 135.5°. Best body text is #000000 at 7.94:1 contrast (WCAG AA passes).

Color values

HEX#63B22C
RGBrgb(99, 178, 44)
HSLhsl(95, 60%, 44%)
HSVhsv(95, 75%, 70%)
CMYKcmyk(44.4%, 0%, 75.3%, 30.2%)
CIE-LABlab(65.49, -46.52, 56.95)
CIE-LCHlch(65.49, 73.53, 129.25°)
OKLaboklab(68.7% -0.1298 0.1274)
OKLCHoklch(68.7% 0.182 135.5)
XYZxyz(21.5201, 34.6740, 7.9412)
Luminance0.3468 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63B22C #7B2CB2
analogous
#A6B22C #63B22C #2CB238
triadic
#63B22C #2C63B2 #B22C63
tetradic
#63B22C #2CA6B2 #7B2CB2 #B2382C
square
#63B22C #2CA6B2 #7B2CB2 #B2382C
split-complementary
#63B22C #382CB2 #B22CA6
monochromatic
#2C5014 #488120 #63B22C #81D249 #A3DE7A

Accessibility & contrast

On white

2.65
#63B22C on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.94
#63B22C on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B22C
7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63B22C#FFFFFF#000000##000000
##63B22C1.002.657.947.94
#FFFFFF2.651.0021.0021.00
#0000007.9421.001.001.00
##0000007.9421.001.001.00

Color blindness preview

Protanopia (red-blind)
#B9A30F
Deuteranopia (green-blind)
#AE9D3A
Tritanopia (blue-blind)
#60AB98
Achromatopsia (no color)
#9F9F9F

Design tokens & code

CSS
--color: #63b22c;
/* rgb */ color: rgb(99, 178, 44);
/* oklch */ color: oklch(68.7% 0.182 135.5);
Tailwind
colors: {
  custom: {
    50: '#96c96f',
    500: '#63b22c',
    950: '#000000',
  },
}
SCSS
$custom: #63b22c;
$custom-light: #96c96f;
$custom-dark: #000000;
JSON
{
  "hex": "#63b22c",
  "rgb": {
    "r": 99,
    "g": 178,
    "b": 44
  },
  "hsl": {
    "h": 95.373,
    "s": 60.36,
    "l": 43.529
  },
  "oklch": {
    "l": 0.687,
    "c": 0.18192,
    "h": 135.5
  },
  "luminance": 0.34675
}

Semantic roles & 50–950 ramp

primary
#63B22C
secondary
#A473C6
accent
#44E4A2
background
#F9FCF7
surface
#F2F8ED
border
#CCD1C8
text
#0E1308
muted
#7E827B

Preview Lab

Preview with #63B22C

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

Preview Lab → · Contrast checker → · Palette generator →

#63B22C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva