#174B71#174B71

#174B71 is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 39.8% C 0.084 H 244.6°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX#174B71
RGBrgb(23, 75, 113)
HSLhsl(205, 66%, 27%)
HSVhsv(205, 80%, 44%)
CMYKcmyk(79.6%, 33.6%, 0%, 55.7%)
CIE-LABlab(30.41, -2.66, -26.71)
CIE-LCHlch(30.41, 26.84, 264.31°)
OKLaboklab(39.84% -0.0359 -0.0758)
OKLCHoklch(39.84% 0.084 244.6)
XYZxyz(5.8489, 6.4059, 16.5478)
Luminance0.0641 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#174B71 #713D17
analogous
#17716A #174B71 #171E71
triadic
#174B71 #71174B #4B7117
tetradic
#174B71 #6A1771 #713D17 #1E7117
square
#174B71 #6A1771 #713D17 #1E7117
split-complementary
#174B71 #71171E #716A17
monochromatic
#051119 #0D293E #174B71 #216DA4 #2E8ED4

Accessibility & contrast

On white

9.20
#174B71 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.28
#174B71 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174B71
9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##174B71#FFFFFF#000000##FFFFFF
##174B711.009.202.289.20
#FFFFFF9.201.0021.001.00
#0000002.2821.001.0021.00
##FFFFFF9.201.0021.001.00

Color blindness preview

Protanopia (red-blind)
#394C73
Deuteranopia (green-blind)
#2D4470
Tritanopia (blue-blind)
#005459
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #174b71;
/* rgb */ color: rgb(23, 75, 113);
/* oklch */ color: oklch(39.8% 0.084 244.6);
Tailwind
colors: {
  custom: {
    50: '#637d9a',
    500: '#174b71',
    950: '#000000',
  },
}
SCSS
$custom: #174b71;
$custom-light: #637d9a;
$custom-dark: #000000;
JSON
{
  "hex": "#174b71",
  "rgb": {
    "r": 23,
    "g": 75,
    "b": 113
  },
  "hsl": {
    "h": 205.333,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.39842,
    "c": 0.08386,
    "h": 244.6
  },
  "luminance": 0.06407
}

Semantic roles & 50–950 ramp

primary
#174B71
secondary
#A76A3D
accent
#873FE9
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#06090E
muted
#7A7B7E

Preview Lab

Preview with #174B71

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

Preview Lab → · Contrast checker → · Palette generator →

#174B71 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva