#63B535#63B535

#63B535 is a light, vivid yellow-green. Relative luminance 0.360; OKLCH L 69.5% C 0.180 H 136.5°. Best body text is #000000 at 8.19:1 contrast (WCAG AA passes).

Color values

HEX#63B535
RGBrgb(99, 181, 53)
HSLhsl(98, 55%, 46%)
HSVhsv(98, 71%, 71%)
CMYKcmyk(45.3%, 0%, 70.7%, 29%)
CIE-LABlab(66.49, -47.11, 54.67)
CIE-LCHlch(66.49, 72.17, 130.75°)
OKLaboklab(69.53% -0.1308 0.124)
OKLCHoklch(69.53% 0.18 136.5)
XYZxyz(22.3114, 35.9560, 9.1320)
Luminance0.3596 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63B535 #8735B5
analogous
#A3B535 #63B535 #35B547
triadic
#63B535 #3563B5 #B53563
tetradic
#63B535 #35A3B5 #8735B5 #B54735
square
#63B535 #35A3B5 #8735B5 #B54735
split-complementary
#63B535 #4735B5 #B535A3
monochromatic
#2F5619 #498627 #63B535 #83CE59 #A6DC88

Accessibility & contrast

On white

2.56
#63B535 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.19
#63B535 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B535
8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63B535#FFFFFF#000000##000000
##63B5351.002.568.198.19
#FFFFFF2.561.0021.0021.00
#0000008.1921.001.001.00
##0000008.1921.001.001.00

Color blindness preview

Protanopia (red-blind)
#BBA620
Deuteranopia (green-blind)
#B09F41
Tritanopia (blue-blind)
#5FAE9C
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #63b535;
/* rgb */ color: rgb(99, 181, 53);
/* oklch */ color: oklch(69.5% 0.180 136.5);
Tailwind
colors: {
  custom: {
    50: '#96cc74',
    500: '#63b535',
    950: '#000000',
  },
}
SCSS
$custom: #63b535;
$custom-light: #96cc74;
$custom-dark: #000000;
JSON
{
  "hex": "#63b535",
  "rgb": {
    "r": 99,
    "g": 181,
    "b": 53
  },
  "hsl": {
    "h": 98.438,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.69533,
    "c": 0.18019,
    "h": 136.5
  },
  "luminance": 0.35957
}

Semantic roles & 50–950 ramp

primary
#63B535
secondary
#AD80C6
accent
#4ADEA9
background
#F9FCF7
surface
#F2F9ED
border
#CCD2C8
text
#0E1309
muted
#7E827B

Preview Lab

Preview with #63B535

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

Preview Lab → · Contrast checker → · Palette generator →

#63B535 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva