#3FB438#3FB438

#3FB438 is a light, vivid green. Relative luminance 0.340; OKLCH L 67.9% C 0.193 H 142.3°. Best body text is #000000 at 7.80:1 contrast (WCAG AA passes).

Color values

HEX#3FB438
RGBrgb(63, 180, 56)
HSLhsl(117, 53%, 46%)
HSVhsv(117, 69%, 71%)
CMYKcmyk(65%, 0%, 68.9%, 29.4%)
CIE-LABlab(64.95, -56.13, 51.51)
CIE-LCHlch(64.95, 76.18, 137.46°)
OKLaboklab(67.93% -0.1528 0.1181)
OKLCHoklch(67.93% 0.193 142.3)
XYZxyz(19.0839, 33.9829, 9.2943)
Luminance0.3398 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3FB438 #AD38B4
analogous
#7DB438 #3FB438 #38B46F
triadic
#3FB438 #383FB4 #B4383F
tetradic
#3FB438 #387DB4 #AD38B4 #B46F38
square
#3FB438 #387DB4 #AD38B4 #B46F38
split-complementary
#3FB438 #6F38B4 #B4387D
monochromatic
#1E571B #2F8529 #3FB438 #63CD5D #90DB8B

Accessibility & contrast

On white

2.69
#3FB438 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.80
#3FB438 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB438
7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3FB438#FFFFFF#000000##000000
##3FB4381.002.697.807.80
#FFFFFF2.691.0021.0021.00
#0000007.8021.001.001.00
##0000007.8021.001.001.00

Color blindness preview

Protanopia (red-blind)
#B8A326
Deuteranopia (green-blind)
#AA9A44
Tritanopia (blue-blind)
#27AF9B
Achromatopsia (no color)
#9E9E9E

Design tokens & code

CSS
--color: #3fb438;
/* rgb */ color: rgb(63, 180, 56);
/* oklch */ color: oklch(67.9% 0.193 142.3);
Tailwind
colors: {
  custom: {
    50: '#83cb75',
    500: '#3fb438',
    950: '#000000',
  },
}
SCSS
$custom: #3fb438;
$custom-light: #83cb75;
$custom-dark: #000000;
JSON
{
  "hex": "#3fb438",
  "rgb": {
    "r": 63,
    "g": 180,
    "b": 56
  },
  "hsl": {
    "h": 116.613,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.67927,
    "c": 0.1931,
    "h": 142.3
  },
  "luminance": 0.33985
}

Semantic roles & 50–950 ramp

primary
#3FB438
secondary
#C282C5
accent
#4CDCD4
background
#F8FCF7
surface
#F0F9ED
border
#CBD2C8
text
#0C1309
muted
#7D827B

Preview Lab

Preview with #3FB438

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

Preview Lab → · Contrast checker → · Palette generator →

#3FB438 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva