#174C71#174C71

#174C71 is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 40.1% C 0.083 H 243.5°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX#174C71
RGBrgb(23, 76, 113)
HSLhsl(205, 66%, 27%)
HSVhsv(205, 80%, 44%)
CMYKcmyk(79.6%, 32.7%, 0%, 55.7%)
CIE-LABlab(30.74, -3.31, -26.19)
CIE-LCHlch(30.74, 26.40, 262.80°)
OKLaboklab(40.1% -0.037 -0.0742)
OKLCHoklch(40.1% 0.083 243.5)
XYZxyz(5.9173, 6.5426, 16.5706)
Luminance0.0654 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#174C71 #713C17
analogous
#177169 #174C71 #171F71
triadic
#174C71 #71174C #4C7117
tetradic
#174C71 #691771 #713C17 #1F7117
square
#174C71 #691771 #713C17 #1F7117
split-complementary
#174C71 #71171F #716917
monochromatic
#051119 #0D2A3E #174C71 #216EA4 #2E90D4

Accessibility & contrast

On white

9.10
#174C71 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.31
#174C71 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C71
9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##174C71#FFFFFF#000000##FFFFFF
##174C711.009.102.319.10
#FFFFFF9.101.0021.001.00
#0000002.3121.001.0021.00
##FFFFFF9.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3B4D73
Deuteranopia (green-blind)
#2E4570
Tritanopia (blue-blind)
#005559
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #174c71;
/* rgb */ color: rgb(23, 76, 113);
/* oklch */ color: oklch(40.1% 0.083 243.5);
Tailwind
colors: {
  custom: {
    50: '#637d9a',
    500: '#174c71',
    950: '#000000',
  },
}
SCSS
$custom: #174c71;
$custom-light: #637d9a;
$custom-dark: #000000;
JSON
{
  "hex": "#174c71",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 113
  },
  "hsl": {
    "h": 204.667,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.40101,
    "c": 0.08294,
    "h": 243.5
  },
  "luminance": 0.06543
}

Semantic roles & 50–950 ramp

primary
#174C71
secondary
#A7693D
accent
#853FE9
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#06090E
muted
#7A7B7E

Preview Lab

Preview with #174C71

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

Preview Lab → · Contrast checker → · Palette generator →

#174C71 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva