#18618F#18618F

#18618F is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 47.2% C 0.101 H 242.1°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX#18618F
RGBrgb(24, 97, 143)
HSLhsl(203, 71%, 33%)
HSVhsv(203, 83%, 56%)
CMYKcmyk(83.2%, 32.2%, 0%, 43.9%)
CIE-LABlab(39.11, -4.65, -31.47)
CIE-LCHlch(39.11, 31.81, 261.59°)
OKLaboklab(47.25% -0.0473 -0.0893)
OKLCHoklch(47.25% 0.101 242.1)
XYZxyz(9.6074, 10.7256, 27.5452)
Luminance0.1073 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#18618F #8F4618
analogous
#188F81 #18618F #18268F
triadic
#18618F #8F1861 #618F18
tetradic
#18618F #81188F #8F4618 #268F18
square
#18618F #81188F #8F4618 #268F18
split-complementary
#18618F #8F1826 #8F8118
monochromatic
#061A26 #0F3D5B #18618F #2185C3 #42A3DF

Accessibility & contrast

On white

6.68
#18618F on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.15
#18618F on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18618F
6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##18618F#FFFFFF#000000##FFFFFF
##18618F1.006.683.156.68
#FFFFFF6.681.0021.001.00
#0000003.1521.001.0021.00
##FFFFFF6.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4B6291
Deuteranopia (green-blind)
#3B578E
Tritanopia (blue-blind)
#006C71
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #18618f;
/* rgb */ color: rgb(24, 97, 143);
/* oklch */ color: oklch(47.2% 0.101 242.1);
Tailwind
colors: {
  custom: {
    50: '#6a8db0',
    500: '#18618f',
    950: '#000000',
  },
}
SCSS
$custom: #18618f;
$custom-light: #6a8db0;
$custom-dark: #000000;
JSON
{
  "hex": "#18618f",
  "rgb": {
    "r": 24,
    "g": 97,
    "b": 143
  },
  "hsl": {
    "h": 203.193,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.47248,
    "c": 0.10106,
    "h": 242.1
  },
  "luminance": 0.10727
}

Semantic roles & 50–950 ramp

primary
#18618F
secondary
#C07343
accent
#7F3AEE
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#080C10
muted
#7A7D7F

Preview Lab

Preview with #18618F

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

Preview Lab → · Contrast checker → · Palette generator →

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