#174688#174688

#174688 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.2% C 0.121 H 257.9°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#174688
RGB	rgb(23, 70, 136)
HSL	hsl(215, 71%, 31%)
HSV	hsv(215, 83%, 53%)
CMYK	cmyk(83.1%, 48.5%, 0%, 46.7%)
CIE-LAB	lab(30.25, 10.08, -41.31)
CIE-LCH	lch(30.25, 42.52, 283.71°)
OKLab	oklab(40.18% -0.0255 -0.1187)
OKLCH	oklch(40.18% 0.121 257.9)
XYZ	xyz(6.9858, 6.3392, 24.1432)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174688 #885917

analogous

#177E88 #174688 #201788

triadic

#174688 #881746 #468817

tetradic

#174688 #88177E #885917 #178820

square

#174688 #88177E #885917 #178820

split-complementary

#174688 #882017 #7E8817

monochromatic

#05101F #0E2B54 #174688 #2061BC #3B7FDE

Accessibility & contrast

On white

9.26

#174688 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#174688 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174688

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174688	#FFFFFF	#000000	##FFFFFF
##174688	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214D8A

Deuteranopia (green-blind)

#004287

Tritanopia (blue-blind)

#005660

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #174688;
/* rgb */ color: rgb(23, 70, 136);
/* oklch */ color: oklch(40.2% 0.121 257.9);

Tailwind

colors: {
  custom: {
    50: '#6878ab',
    500: '#174688',
    950: '#000000',
  },
}

SCSS

$custom: #174688;
$custom-light: #6878ab;
$custom-dark: #000000;

JSON

{
  "hex": "#174688",
  "rgb": {
    "r": 23,
    "g": 70,
    "b": 136
  },
  "hsl": {
    "h": 215.044,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40176,
    "c": 0.12139,
    "h": 257.9
  },
  "luminance": 0.0634
}

Semantic roles & 50–950 ramp

primary

#174688

secondary

#BC883F

accent

#A33AEE

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #174688

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

Preview Lab → · Contrast checker → · Palette generator →