#3FA51C#3FA51C

#3FA51C is a light, vivid green. Relative luminance 0.281; OKLCH L 63.7% C 0.191 H 139.6°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX#3FA51C
RGBrgb(63, 165, 28)
HSLhsl(105, 71%, 38%)
HSVhsv(105, 83%, 65%)
CMYKcmyk(61.8%, 0%, 83%, 35.3%)
CIE-LABlab(59.93, -52.88, 56.17)
CIE-LCHlch(59.93, 77.14, 133.27°)
OKLaboklab(63.72% -0.1455 0.124)
OKLCHoklch(63.72% 0.191 139.6)
XYZxyz(15.7139, 28.0494, 5.6844)
Luminance0.2805 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3FA51C #821CA5
analogous
#83A51C #3FA51C #1CA53E
triadic
#3FA51C #1C3FA5 #A51C3F
tetradic
#3FA51C #1C83A5 #821CA5 #A53E1C
square
#3FA51C #1C83A5 #821CA5 #A53E1C
split-complementary
#3FA51C #3E1CA5 #A51C83
monochromatic
#173C0A #2B7113 #3FA51C #53D925 #7CE359

Accessibility & contrast

On white

3.18
#3FA51C on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.61
#3FA51C on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3FA51C
6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3FA51C#FFFFFF#000000##000000
##3FA51C1.003.186.616.61
#FFFFFF3.181.0021.0021.00
#0000006.6121.001.001.00
##0000006.6121.001.001.00

Color blindness preview

Protanopia (red-blind)
#AA9500
Deuteranopia (green-blind)
#9D8D2E
Tritanopia (blue-blind)
#329F8C
Achromatopsia (no color)
#909090

Design tokens & code

CSS
--color: #3fa51c;
/* rgb */ color: rgb(63, 165, 28);
/* oklch */ color: oklch(63.7% 0.191 139.6);
Tailwind
colors: {
  custom: {
    50: '#81c166',
    500: '#3fa51c',
    950: '#000000',
  },
}
SCSS
$custom: #3fa51c;
$custom-light: #81c166;
$custom-dark: #000000;
JSON
{
  "hex": "#3fa51c",
  "rgb": {
    "r": 63,
    "g": 165,
    "b": 28
  },
  "hsl": {
    "h": 104.672,
    "s": 70.984,
    "l": 37.843
  },
  "oklch": {
    "l": 0.63721,
    "c": 0.19117,
    "h": 139.6
  },
  "luminance": 0.28051
}

Semantic roles & 50–950 ramp

primary
#3FA51C
secondary
#AA56C6
accent
#3AEEC0
background
#F8FBF6
surface
#F0F7EB
border
#CBD0C6
text
#0C1206
muted
#7D817A

Preview Lab

Preview with #3FA51C

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

Preview Lab → · Contrast checker → · Palette generator →

#3FA51C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva