#17374C#17374C

#17374C is a dark, muted cyan. Relative luminance 0.034; OKLCH L 32.3% C 0.053 H 240.0°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX#17374C
RGBrgb(23, 55, 76)
HSLhsl(204, 54%, 19%)
HSVhsv(204, 70%, 30%)
CMYKcmyk(69.7%, 27.6%, 0%, 70.2%)
CIE-LABlab(21.71, -4.12, -16.38)
CIE-LCHlch(21.71, 16.89, 255.87°)
OKLaboklab(32.32% -0.0266 -0.046)
OKLCHoklch(32.32% 0.053 240)
XYZxyz(3.0236, 3.4360, 7.3400)
Luminance0.0344 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#17374C #4C2C17
analogous
#174C47 #17374C #171D4C
triadic
#17374C #4C1737 #374C17
tetradic
#17374C #47174C #4C2C17 #1D4C17
square
#17374C #47174C #4C2C17 #1D4C17
split-complementary
#17374C #4C171D #4C4717
monochromatic
#071117 #09151D #17374C #25597B #337BAA

Accessibility & contrast

On white

12.45
#17374C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.69
#17374C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17374C
12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##17374C#FFFFFF#000000##FFFFFF
##17374C1.0012.451.6912.45
#FFFFFF12.451.0021.001.00
#0000001.6921.001.0021.00
##FFFFFF12.451.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2D374D
Deuteranopia (green-blind)
#26324C
Tritanopia (blue-blind)
#003C3E
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #17374c;
/* rgb */ color: rgb(23, 55, 76);
/* oklch */ color: oklch(32.3% 0.053 240.0);
Tailwind
colors: {
  custom: {
    50: '#5a6d7e',
    500: '#17374c',
    950: '#000000',
  },
}
SCSS
$custom: #17374c;
$custom-light: #5a6d7e;
$custom-dark: #000000;
JSON
{
  "hex": "#17374c",
  "rgb": {
    "r": 23,
    "g": 55,
    "b": 76
  },
  "hsl": {
    "h": 203.774,
    "s": 53.535,
    "l": 19.412
  },
  "oklch": {
    "l": 0.32317,
    "c": 0.05312,
    "h": 240
  },
  "luminance": 0.03436
}

Semantic roles & 50–950 ramp

primary
#17374C
secondary
#83583C
accent
#854BDD
background
#F5F6F7
surface
#E9EBEE
border
#C5C6C9
text
#04070A
muted
#797A7C

Preview Lab

Preview with #17374C

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

Preview Lab → · Contrast checker → · Palette generator →

#17374C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva