#18618D#18618D

#18618D is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 47.1% C 0.099 H 240.9°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX#18618D
RGBrgb(24, 97, 141)
HSLhsl(203, 71%, 32%)
HSVhsv(203, 83%, 55%)
CMYKcmyk(83%, 31.2%, 0%, 44.7%)
CIE-LABlab(39.01, -5.43, -30.42)
CIE-LCHlch(39.01, 30.90, 259.89°)
OKLaboklab(47.13% -0.048 -0.0862)
OKLCHoklch(47.13% 0.099 240.9)
XYZxyz(9.4572, 10.6655, 26.7543)
Luminance0.1067 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#18618D #8D4418
analogous
#188D7E #18618D #18278D
triadic
#18618D #8D1861 #618D18
tetradic
#18618D #7E188D #8D4418 #278D18
square
#18618D #7E188D #8D4418 #278D18
split-complementary
#18618D #8D1827 #8D7E18
monochromatic
#061924 #0F3D59 #18618D #2185C1 #41A3DF

Accessibility & contrast

On white

6.70
#18618D on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.13
#18618D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18618D
6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##18618D#FFFFFF#000000##FFFFFF
##18618D1.006.703.136.70
#FFFFFF6.701.0021.001.00
#0000003.1321.001.0021.00
##FFFFFF6.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4C628F
Deuteranopia (green-blind)
#3C578C
Tritanopia (blue-blind)
#006C71
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #18618d;
/* rgb */ color: rgb(24, 97, 141);
/* oklch */ color: oklch(47.1% 0.099 240.9);
Tailwind
colors: {
  custom: {
    50: '#6a8dae',
    500: '#18618d',
    950: '#000000',
  },
}
SCSS
$custom: #18618d;
$custom-light: #6a8dae;
$custom-dark: #000000;
JSON
{
  "hex": "#18618d",
  "rgb": {
    "r": 24,
    "g": 97,
    "b": 141
  },
  "hsl": {
    "h": 202.564,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.47133,
    "c": 0.09869,
    "h": 240.9
  },
  "luminance": 0.10667
}

Semantic roles & 50–950 ramp

primary
#18618D
secondary
#BF7142
accent
#7E3AEE
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#070C10
muted
#7A7D7F

Preview Lab

Preview with #18618D

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

Preview Lab → · Contrast checker → · Palette generator →

#18618D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva