#3FB739#3FB739

#3FB739 is a light, vivid green. Relative luminance 0.352; OKLCH L 68.7% C 0.196 H 142.4°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX#3FB739
RGBrgb(63, 183, 57)
HSLhsl(117, 53%, 47%)
HSVhsv(117, 69%, 72%)
CMYKcmyk(65.6%, 0%, 68.9%, 28.2%)
CIE-LABlab(65.92, -57.09, 52.13)
CIE-LCHlch(65.92, 77.31, 137.60°)
OKLaboklab(68.73% -0.1553 0.1195)
OKLCHoklch(68.73% 0.196 142.4)
XYZxyz(19.7208, 35.2171, 9.6284)
Luminance0.3522 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3FB739 #B139B7
analogous
#7EB739 #3FB739 #39B772
triadic
#3FB739 #393FB7 #B7393F
tetradic
#3FB739 #397EB7 #B139B7 #B77239
square
#3FB739 #397EB7 #B139B7 #B77239
split-complementary
#3FB739 #7239B7 #B7397E
monochromatic
#1F5A1C #2F882A #3FB739 #65CD60 #92DC8E

Accessibility & contrast

On white

2.61
#3FB739 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.04
#3FB739 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB739
8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3FB739#FFFFFF#000000##000000
##3FB7391.002.618.048.04
#FFFFFF2.611.0021.0021.00
#0000008.0421.001.001.00
##0000008.0421.001.001.00

Color blindness preview

Protanopia (red-blind)
#BBA627
Deuteranopia (green-blind)
#AD9C45
Tritanopia (blue-blind)
#25B29E
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #3fb739;
/* rgb */ color: rgb(63, 183, 57);
/* oklch */ color: oklch(68.7% 0.196 142.4);
Tailwind
colors: {
  custom: {
    50: '#83ce76',
    500: '#3fb739',
    950: '#000000',
  },
}
SCSS
$custom: #3fb739;
$custom-light: #83ce76;
$custom-dark: #000000;
JSON
{
  "hex": "#3fb739",
  "rgb": {
    "r": 63,
    "g": 183,
    "b": 57
  },
  "hsl": {
    "h": 117.143,
    "s": 52.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.68731,
    "c": 0.19597,
    "h": 142.4
  },
  "luminance": 0.35219
}

Semantic roles & 50–950 ramp

primary
#3FB739
secondary
#C485C7
accent
#4CDCD5
background
#F8FCF7
surface
#F0F9ED
border
#CBD2C8
text
#0C1409
muted
#7D827B

Preview Lab

Preview with #3FB739

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

Preview Lab → · Contrast checker → · Palette generator →

#3FB739 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva