#188639#188639

#188639 is a mid, vivid green. Relative luminance 0.175; OKLCH L 54.4% C 0.148 H 148.0°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX#188639
RGBrgb(24, 134, 57)
HSLhsl(138, 70%, 31%)
HSVhsv(138, 82%, 53%)
CMYKcmyk(82.1%, 0%, 57.5%, 47.5%)
CIE-LABlab(48.93, -46.71, 32.81)
CIE-LCHlch(48.93, 57.08, 144.92°)
OKLaboklab(54.42% -0.1255 0.0783)
OKLCHoklch(54.42% 0.148 148)
XYZxyz(9.6395, 17.5386, 6.7474)
Luminance0.1754 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#188639 #861865
analogous
#2E8618 #188639 #188670
triadic
#188639 #391886 #863918
tetradic
#188639 #182E86 #861865 #867018
square
#188639 #182E86 #861865 #867018
split-complementary
#188639 #701886 #86182E
monochromatic
#051E0D #0F5223 #188639 #21BA4F #3CDC6C

Accessibility & contrast

On white

4.66
#188639 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.51
#188639 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #188639
4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##188639#FFFFFF#000000##FFFFFF
##1886391.004.664.514.66
#FFFFFF4.661.0021.001.00
#0000004.5121.001.0021.00
##FFFFFF4.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#877932
Deuteranopia (green-blind)
#7B713F
Tritanopia (blue-blind)
#008375
Achromatopsia (no color)
#747474

Design tokens & code

CSS
--color: #188639;
/* rgb */ color: rgb(24, 134, 57);
/* oklch */ color: oklch(54.4% 0.148 148.0);
Tailwind
colors: {
  custom: {
    50: '#6aaa71',
    500: '#188639',
    950: '#000000',
  },
}
SCSS
$custom: #188639;
$custom-light: #6aaa71;
$custom-dark: #000000;
JSON
{
  "hex": "#188639",
  "rgb": {
    "r": 24,
    "g": 134,
    "b": 57
  },
  "hsl": {
    "h": 138,
    "s": 69.62,
    "l": 30.98
  },
  "oklch": {
    "l": 0.54421,
    "c": 0.14791,
    "h": 148
  },
  "luminance": 0.1754
}

Semantic roles & 50–950 ramp

primary
#188639
secondary
#BA4095
accent
#3BB7EC
background
#F6FAF6
surface
#ECF4EC
border
#C7CEC7
text
#081008
muted
#7A7F7B

Preview Lab

Preview with #188639

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

Preview Lab → · Contrast checker → · Palette generator →

#188639 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva