#174E88#174E88

#174E88 is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 42.1% C 0.112 H 253.2°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX#174E88
RGBrgb(23, 78, 136)
HSLhsl(211, 71%, 31%)
HSVhsv(211, 83%, 53%)
CMYKcmyk(83.1%, 42.6%, 0%, 46.7%)
CIE-LABlab(32.72, 4.66, -37.35)
CIE-LCHlch(32.72, 37.64, 277.11°)
OKLaboklab(42.09% -0.0323 -0.1069)
OKLCHoklch(42.09% 0.112 253.2)
XYZxyz(7.5200, 7.4076, 24.3212)
Luminance0.0741 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#174E88 #885117
analogous
#178688 #174E88 #181788
triadic
#174E88 #88174E #4E8817
tetradic
#174E88 #881786 #885117 #178818
square
#174E88 #881786 #885117 #178818
split-complementary
#174E88 #881817 #868817
monochromatic
#05121F #0E3054 #174E88 #206CBC #3B8BDE

Accessibility & contrast

On white

8.46
#174E88 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.48
#174E88 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E88
8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##174E88#FFFFFF#000000##FFFFFF
##174E881.008.462.488.46
#FFFFFF8.461.0021.001.00
#0000002.4821.001.0021.00
##FFFFFF8.461.0021.001.00

Color blindness preview

Protanopia (red-blind)
#31528A
Deuteranopia (green-blind)
#1D4887
Tritanopia (blue-blind)
#005C64
Achromatopsia (no color)
#4D4D4D

Design tokens & code

CSS
--color: #174e88;
/* rgb */ color: rgb(23, 78, 136);
/* oklch */ color: oklch(42.1% 0.112 253.2);
Tailwind
colors: {
  custom: {
    50: '#687fab',
    500: '#174e88',
    950: '#000000',
  },
}
SCSS
$custom: #174e88;
$custom-light: #687fab;
$custom-dark: #000000;
JSON
{
  "hex": "#174e88",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 136
  },
  "hsl": {
    "h": 210.796,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.42086,
    "c": 0.11168,
    "h": 253.2
  },
  "luminance": 0.07409
}

Semantic roles & 50–950 ramp

primary
#174E88
secondary
#BC7F3F
accent
#963AEE
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070A10
muted
#7A7C7F

Preview Lab

Preview with #174E88

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

Preview Lab → · Contrast checker → · Palette generator →

#174E88 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva