#173348#173348

#173348 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 31.0% C 0.051 H 243.2°. Best body text is #FFFFFF at 13.10:1 contrast (WCAG AA passes).

Color values

HEX#173348
RGBrgb(23, 51, 72)
HSLhsl(206, 52%, 19%)
HSVhsv(206, 68%, 28%)
CMYKcmyk(68.1%, 29.2%, 0%, 71.8%)
CIE-LABlab(20.11, -2.98, -16.18)
CIE-LCHlch(20.11, 16.45, 259.57°)
OKLaboklab(30.99% -0.023 -0.0455)
OKLCHoklch(30.99% 0.051 243.2)
XYZxyz(2.7064, 3.0174, 6.5694)
Luminance0.0302 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#173348 #482C17
analogous
#174844 #173348 #171A48
triadic
#173348 #481733 #334817
tetradic
#173348 #441748 #482C17 #1A4817
square
#173348 #441748 #482C17 #1A4817
split-complementary
#173348 #48171A #484417
monochromatic
#071017 #08121A #173348 #265476 #3575A5

Accessibility & contrast

On white

13.10
#173348 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.60
#173348 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173348
13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##173348#FFFFFF#000000##FFFFFF
##1733481.0013.101.6013.10
#FFFFFF13.101.0021.001.00
#0000001.6021.001.0021.00
##FFFFFF13.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2A3349
Deuteranopia (green-blind)
#232E48
Tritanopia (blue-blind)
#00383A
Achromatopsia (no color)
#313131

Design tokens & code

CSS
--color: #173348;
/* rgb */ color: rgb(23, 51, 72);
/* oklch */ color: oklch(31.0% 0.051 243.2);
Tailwind
colors: {
  custom: {
    50: '#5a6a7b',
    500: '#173348',
    950: '#000000',
  },
}
SCSS
$custom: #173348;
$custom-light: #5a6a7b;
$custom-dark: #000000;
JSON
{
  "hex": "#173348",
  "rgb": {
    "r": 23,
    "g": 51,
    "b": 72
  },
  "hsl": {
    "h": 205.714,
    "s": 51.579,
    "l": 18.627
  },
  "oklch": {
    "l": 0.30985,
    "c": 0.05095,
    "h": 243.2
  },
  "luminance": 0.03018
}

Semantic roles & 50–950 ramp

primary
#173348
secondary
#7F593C
accent
#8A4DDB
background
#F5F6F7
surface
#E9EBED
border
#C5C6C8
text
#040609
muted
#797A7B

Preview Lab

Preview with #173348

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

Preview Lab → · Contrast checker → · Palette generator →

#173348 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva