#3FB543#3FB543

#3FB543 is a light, vivid green. Relative luminance 0.345; OKLCH L 68.3% C 0.186 H 143.7°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX#3FB543
RGBrgb(63, 181, 67)
HSLhsl(122, 48%, 48%)
HSVhsv(122, 65%, 71%)
CMYKcmyk(65.2%, 0%, 63%, 29%)
CIE-LABlab(65.36, -55.38, 47.31)
CIE-LCHlch(65.36, 72.84, 139.49°)
OKLaboklab(68.3% -0.1502 0.1104)
OKLCHoklch(68.3% 0.186 143.7)
XYZxyz(19.5857, 34.5078, 10.9376)
Luminance0.3451 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3FB543 #B53FB1
analogous
#76B53F #3FB543 #3FB57E
triadic
#3FB543 #433FB5 #B5433F
tetradic
#3FB543 #3F76B5 #B53FB1 #B57E3F
square
#3FB543 #3F76B5 #B53FB1 #B57E3F
split-complementary
#3FB543 #7E3FB5 #B53F76
monochromatic
#1F5A21 #2F8832 #3FB543 #67CA6A #94DA97

Accessibility & contrast

On white

2.66
#3FB543 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.90
#3FB543 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB543
7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3FB543#FFFFFF#000000##000000
##3FB5431.002.667.907.90
#FFFFFF2.661.0021.0021.00
#0000007.9021.001.001.00
##0000007.9021.001.001.00

Color blindness preview

Protanopia (red-blind)
#B9A536
Deuteranopia (green-blind)
#AA9B4D
Tritanopia (blue-blind)
#23B09D
Achromatopsia (no color)
#9F9F9F

Design tokens & code

CSS
--color: #3fb543;
/* rgb */ color: rgb(63, 181, 67);
/* oklch */ color: oklch(68.3% 0.186 143.7);
Tailwind
colors: {
  custom: {
    50: '#82cc7c',
    500: '#3fb543',
    950: '#000000',
  },
}
SCSS
$custom: #3fb543;
$custom-light: #82cc7c;
$custom-dark: #000000;
JSON
{
  "hex": "#3fb543",
  "rgb": {
    "r": 63,
    "g": 181,
    "b": 67
  },
  "hsl": {
    "h": 122.034,
    "s": 48.361,
    "l": 47.843
  },
  "oklch": {
    "l": 0.683,
    "c": 0.1864,
    "h": 143.7
  },
  "luminance": 0.3451
}

Semantic roles & 50–950 ramp

primary
#3FB543
secondary
#C58AC3
accent
#50D3D8
background
#F8FCF7
surface
#F0F9EE
border
#CBD2C9
text
#0C130A
muted
#7D827C

Preview Lab

Preview with #3FB543

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

Preview Lab → · Contrast checker → · Palette generator →

#3FB543 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva