#174689#174689

#174689 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.3% C 0.123 H 258.1°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#174689
RGB	rgb(23, 70, 137)
HSL	hsl(215, 71%, 31%)
HSV	hsv(215, 83%, 54%)
CMYK	cmyk(83.2%, 48.9%, 0%, 46.3%)
CIE-LAB	lab(30.32, 10.49, -41.81)
CIE-LCH	lch(30.32, 43.11, 284.08°)
OKLab	oklab(40.25% -0.0253 -0.1202)
OKLCH	oklch(40.25% 0.123 258.1)
XYZ	xyz(7.0572, 6.3678, 24.5192)
Luminance	0.0637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174689 #895A17

analogous

#177F89 #174689 #211789

triadic

#174689 #891746 #468917

tetradic

#174689 #89177F #895A17 #178921

square

#174689 #89177F #895A17 #178921

split-complementary

#174689 #892117 #7F8917

monochromatic

#051020 #0E2B55 #174689 #2061BD #3C7FDE

Accessibility & contrast

On white

9.24

#174689 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#174689 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174689

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174689	#FFFFFF	#000000	##FFFFFF
##174689	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204D8B

Deuteranopia (green-blind)

#004388

Tritanopia (blue-blind)

#005661

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #174689;
/* rgb */ color: rgb(23, 70, 137);
/* oklch */ color: oklch(40.3% 0.123 258.1);

Tailwind

colors: {
  custom: {
    50: '#6878ac',
    500: '#174689',
    950: '#000000',
  },
}

SCSS

$custom: #174689;
$custom-light: #6878ac;
$custom-dark: #000000;

JSON

{
  "hex": "#174689",
  "rgb": {
    "r": 23,
    "g": 70,
    "b": 137
  },
  "hsl": {
    "h": 215.263,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40251,
    "c": 0.12281,
    "h": 258.1
  },
  "luminance": 0.06369
}

Semantic roles & 50–950 ramp

primary

#174689

secondary

#BD893F

accent

#A43AEE

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #174689

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

Preview Lab → · Contrast checker → · Palette generator →