#318C4E#318C4E

#318C4E is a mid, vivid green. Relative luminance 0.200; OKLCH L 57.0% C 0.128 H 150.6°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX#318C4E
RGBrgb(49, 140, 78)
HSLhsl(139, 48%, 37%)
HSVhsv(139, 65%, 55%)
CMYKcmyk(65%, 0%, 44.3%, 45.1%)
CIE-LABlab(51.79, -41.23, 25.38)
CIE-LCHlch(51.79, 48.42, 148.38°)
OKLaboklab(57.04% -0.1113 0.0626)
OKLCHoklch(57.04% 0.128 150.6)
XYZxyz(12.0189, 19.9580, 10.4251)
Luminance0.1996 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#318C4E #8C316F
analogous
#428C31 #318C4E #318C7C
triadic
#318C4E #4E318C #8C4E31
tetradic
#318C4E #31428C #8C316F #8C7C31
square
#318C4E #31428C #8C316F #8C7C31
split-complementary
#318C4E #7C318C #8C3142
monochromatic
#11311B #215F35 #318C4E #41B967 #6CCC8A

Accessibility & contrast

On white

4.21
#318C4E on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.99
#318C4E on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318C4E
4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##318C4E#FFFFFF#000000##000000
##318C4E1.004.214.994.99
#FFFFFF4.211.0021.0021.00
#0000004.9921.001.001.00
##0000004.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#8D8049
Deuteranopia (green-blind)
#817852
Tritanopia (blue-blind)
#0F8A7D
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #318c4e;
/* rgb */ color: rgb(49, 140, 78);
/* oklch */ color: oklch(57.0% 0.128 150.6);
Tailwind
colors: {
  custom: {
    50: '#74ae80',
    500: '#318c4e',
    950: '#000000',
  },
}
SCSS
$custom: #318c4e;
$custom-light: #74ae80;
$custom-dark: #000000;
JSON
{
  "hex": "#318c4e",
  "rgb": {
    "r": 49,
    "g": 140,
    "b": 78
  },
  "hsl": {
    "h": 139.121,
    "s": 48.148,
    "l": 37.059
  },
  "oklch": {
    "l": 0.57035,
    "c": 0.12773,
    "h": 150.6
  },
  "luminance": 0.19959
}

Semantic roles & 50–950 ramp

primary
#318C4E
secondary
#B3669A
accent
#50ACD8
background
#F7FAF7
surface
#EDF4EE
border
#C8CEC9
text
#09100A
muted
#7B7F7C

Preview Lab

Preview with #318C4E

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

Preview Lab → · Contrast checker → · Palette generator →

#318C4E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva