#166378#166378

#166378 is a mid, moderate cyan. Relative luminance 0.104; OKLCH L 46.5% C 0.078 H 221.0°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX#166378
RGBrgb(22, 99, 120)
HSLhsl(193, 69%, 28%)
HSVhsv(193, 82%, 47%)
CMYKcmyk(81.7%, 17.5%, 0%, 52.9%)
CIE-LABlab(38.64, -14.74, -18.25)
CIE-LCHlch(38.64, 23.45, 231.07°)
OKLaboklab(46.5% -0.0587 -0.0511)
OKLCHoklch(46.5% 0.078 221)
XYZxyz(8.1815, 10.4493, 19.3514)
Luminance0.1045 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#166378 #782B16
analogous
#16785C #166378 #163278
triadic
#166378 #781663 #637816
tetradic
#166378 #5C1678 #782B16 #327816
square
#166378 #5C1678 #782B16 #327816
split-complementary
#166378 #781632 #785C16
monochromatic
#05151A #0D3844 #166378 #1F8EAC #2FB5D9

Accessibility & contrast

On white

6.80
#166378 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.09
#166378 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166378
6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##166378#FFFFFF#000000##FFFFFF
##1663781.006.803.096.80
#FFFFFF6.801.0021.001.00
#0000003.0921.001.0021.00
##FFFFFF6.801.0021.001.00

Color blindness preview

Protanopia (red-blind)
#566079
Deuteranopia (green-blind)
#495778
Tritanopia (blue-blind)
#006A6A
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #166378;
/* rgb */ color: rgb(22, 99, 120);
/* oklch */ color: oklch(46.5% 0.078 221.0);
Tailwind
colors: {
  custom: {
    50: '#658f9f',
    500: '#166378',
    950: '#000000',
  },
}
SCSS
$custom: #166378;
$custom-light: #658f9f;
$custom-dark: #000000;
JSON
{
  "hex": "#166378",
  "rgb": {
    "r": 22,
    "g": 99,
    "b": 120
  },
  "hsl": {
    "h": 192.857,
    "s": 69.014,
    "l": 27.843
  },
  "oklch": {
    "l": 0.46499,
    "c": 0.07784,
    "h": 221
  },
  "luminance": 0.1045
}

Semantic roles & 50–950 ramp

primary
#166378
secondary
#AD553C
accent
#623CEC
background
#F6F8F9
surface
#EBF0F2
border
#C6CBCC
text
#070C0E
muted
#7A7D7E

Preview Lab

Preview with #166378

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

Preview Lab → · Contrast checker → · Palette generator →

#166378 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva