#63B628#63B628

#63B628 is a light, vivid yellow-green. Relative luminance 0.363; OKLCH L 69.7% C 0.189 H 135.6°. Best body text is #000000 at 8.25:1 contrast (WCAG AA passes).

Color values

HEX#63B628
RGBrgb(99, 182, 40)
HSLhsl(95, 64%, 44%)
HSVhsv(95, 78%, 71%)
CMYKcmyk(45.6%, 0%, 78%, 28.6%)
CIE-LABlab(66.72, -48.36, 59.44)
CIE-LCHlch(66.72, 76.63, 129.14°)
OKLaboklab(69.7% -0.135 0.1321)
OKLCHoklch(69.7% 0.189 135.6)
XYZxyz(22.2560, 36.2604, 7.8333)
Luminance0.3626 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63B628 #7B28B6
analogous
#AAB628 #63B628 #28B634
triadic
#63B628 #2863B6 #B62863
tetradic
#63B628 #28AAB6 #7B28B6 #B63428
square
#63B628 #28AAB6 #7B28B6 #B63428
split-complementary
#63B628 #3428B6 #B628AA
monochromatic
#2C5212 #48841D #63B628 #81D645 #A3E177

Accessibility & contrast

On white

2.54
#63B628 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.25
#63B628 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B628
8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63B628#FFFFFF#000000##000000
##63B6281.002.548.258.25
#FFFFFF2.541.0021.0021.00
#0000008.2521.001.001.00
##0000008.2521.001.001.00

Color blindness preview

Protanopia (red-blind)
#BDA700
Deuteranopia (green-blind)
#B2A038
Tritanopia (blue-blind)
#60AF9C
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #63b628;
/* rgb */ color: rgb(99, 182, 40);
/* oklch */ color: oklch(69.7% 0.189 135.6);
Tailwind
colors: {
  custom: {
    50: '#97cc6d',
    500: '#63b628',
    950: '#000000',
  },
}
SCSS
$custom: #63b628;
$custom-light: #97cc6d;
$custom-dark: #000000;
JSON
{
  "hex": "#63b628",
  "rgb": {
    "r": 99,
    "g": 182,
    "b": 40
  },
  "hsl": {
    "h": 95.07,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.69698,
    "c": 0.18887,
    "h": 135.6
  },
  "luminance": 0.36262
}

Semantic roles & 50–950 ramp

primary
#63B628
secondary
#A471C9
accent
#41E7A2
background
#F9FCF6
surface
#F2F9EC
border
#CCD2C7
text
#0E1308
muted
#7E827B

Preview Lab

Preview with #63B628

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

Preview Lab → · Contrast checker → · Palette generator →

#63B628 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva