#18718D#18718D

#18718D is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.2% C 0.090 H 224.7°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX#18718D
RGBrgb(24, 113, 141)
HSLhsl(194, 71%, 32%)
HSVhsv(194, 83%, 55%)
CMYKcmyk(83%, 19.9%, 0%, 44.7%)
CIE-LABlab(44.13, -14.86, -22.44)
CIE-LCHlch(44.13, 26.92, 236.49°)
OKLaboklab(51.21% -0.0636 -0.063)
OKLCHoklch(51.21% 0.09 224.7)
XYZxyz(11.0875, 13.9261, 27.2978)
Luminance0.1393 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#18718D #8D3418
analogous
#188D6F #18718D #18378D
triadic
#18718D #8D1871 #718D18
tetradic
#18718D #6F188D #8D3418 #378D18
square
#18718D #6F188D #8D3418 #378D18
split-complementary
#18718D #8D1837 #8D6F18
monochromatic
#061D24 #0F4759 #18718D #219BC1 #41B9DF

Accessibility & contrast

On white

5.55
#18718D on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.79
#18718D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18718D
5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##18718D#FFFFFF#000000##FFFFFF
##18718D1.005.553.795.55
#FFFFFF5.551.0021.001.00
#0000003.7921.001.0021.00
##FFFFFF5.551.0021.001.00

Color blindness preview

Protanopia (red-blind)
#616E8E
Deuteranopia (green-blind)
#52648D
Tritanopia (blue-blind)
#00797A
Achromatopsia (no color)
#686868

Design tokens & code

CSS
--color: #18718d;
/* rgb */ color: rgb(24, 113, 141);
/* oklch */ color: oklch(51.2% 0.090 224.7);
Tailwind
colors: {
  custom: {
    50: '#6b9aae',
    500: '#18718d',
    950: '#000000',
  },
}
SCSS
$custom: #18718d;
$custom-light: #6b9aae;
$custom-dark: #000000;
JSON
{
  "hex": "#18718d",
  "rgb": {
    "r": 24,
    "g": 113,
    "b": 141
  },
  "hsl": {
    "h": 194.359,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.51213,
    "c": 0.08954,
    "h": 224.7
  },
  "luminance": 0.13928
}

Semantic roles & 50–950 ramp

primary
#18718D
secondary
#BF6042
accent
#653AEE
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#080E10
muted
#7A7E7F

Preview Lab

Preview with #18718D

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

Preview Lab → · Contrast checker → · Palette generator →

#18718D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva