#63B72B#63B72B

#63B72B is a light, vivid yellow-green. Relative luminance 0.367; OKLCH L 70.0% C 0.189 H 135.9°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX#63B72B
RGBrgb(99, 183, 43)
HSLhsl(96, 62%, 44%)
HSVhsv(96, 77%, 72%)
CMYKcmyk(45.9%, 0%, 76.5%, 28.2%)
CIE-LABlab(67.05, -48.59, 58.79)
CIE-LCHlch(67.05, 76.27, 129.57°)
OKLaboklab(69.97% -0.1354 0.1311)
OKLCHoklch(69.97% 0.189 135.9)
XYZxyz(22.5145, 36.6926, 8.1811)
Luminance0.3669 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63B72B #7F2BB7
analogous
#A9B72B #63B72B #2BB739
triadic
#63B72B #2B63B7 #B72B63
tetradic
#63B72B #2BA9B7 #7F2BB7 #B7392B
square
#63B72B #2BA9B7 #7F2BB7 #B7392B
split-complementary
#63B72B #392BB7 #B72BA9
monochromatic
#2D5414 #48851F #63B72B #82D54B #A4E07C

Accessibility & contrast

On white

2.52
#63B72B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.34
#63B72B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B72B
8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63B72B#FFFFFF#000000##000000
##63B72B1.002.528.348.34
#FFFFFF2.521.0021.0021.00
#0000008.3421.001.001.00
##0000008.3421.001.001.00

Color blindness preview

Protanopia (red-blind)
#BEA807
Deuteranopia (green-blind)
#B2A13A
Tritanopia (blue-blind)
#60B09D
Achromatopsia (no color)
#A3A3A3

Design tokens & code

CSS
--color: #63b72b;
/* rgb */ color: rgb(99, 183, 43);
/* oklch */ color: oklch(70.0% 0.189 135.9);
Tailwind
colors: {
  custom: {
    50: '#97cd6f',
    500: '#63b72b',
    950: '#000000',
  },
}
SCSS
$custom: #63b72b;
$custom-light: #97cd6f;
$custom-dark: #000000;
JSON
{
  "hex": "#63b72b",
  "rgb": {
    "r": 99,
    "g": 183,
    "b": 43
  },
  "hsl": {
    "h": 96,
    "s": 61.947,
    "l": 44.314
  },
  "oklch": {
    "l": 0.69972,
    "c": 0.18853,
    "h": 135.9
  },
  "luminance": 0.36694
}

Semantic roles & 50–950 ramp

primary
#63B72B
secondary
#A775C9
accent
#43E5A4
background
#F9FCF7
surface
#F2F9ED
border
#CCD2C8
text
#0E1308
muted
#7E827B

Preview Lab

Preview with #63B72B

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

Preview Lab → · Contrast checker → · Palette generator →

#63B72B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva