#173674#173674

#173674 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.9% C 0.113 H 262.3°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#173674
RGB	rgb(23, 54, 116)
HSL	hsl(220, 67%, 27%)
HSV	hsv(220, 80%, 45%)
CMYK	cmyk(80.2%, 53.4%, 0%, 54.5%)
CIE-LAB	lab(23.94, 12.98, -38.95)
CIE-LCH	lch(23.94, 41.05, 288.43°)
OKLab	oklab(34.87% -0.0152 -0.1121)
OKLCH	oklch(34.87% 0.113 262.3)
XYZ	xyz(4.8238, 4.0809, 17.0531)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173674 #745517

analogous

#176574 #173674 #271774

triadic

#173674 #741736 #367417

tetradic

#173674 #741765 #745517 #177427

square

#173674 #741765 #745517 #177427

split-complementary

#173674 #742717 #657417

monochromatic

#050C1A #0D1E41 #173674 #214EA7 #3067D6

Accessibility & contrast

On white

11.56

#173674 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#173674 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173674

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173674	#FFFFFF	#000000	##FFFFFF
##173674	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E3D76

Deuteranopia (green-blind)

#003573

Tritanopia (blue-blind)

#00454F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #173674;
/* rgb */ color: rgb(23, 54, 116);
/* oklch */ color: oklch(34.9% 0.113 262.3);

Tailwind

colors: {
  custom: {
    50: '#646c9c',
    500: '#173674',
    950: '#000000',
  },
}

SCSS

$custom: #173674;
$custom-light: #646c9c;
$custom-dark: #000000;

JSON

{
  "hex": "#173674",
  "rgb": {
    "r": 23,
    "g": 54,
    "b": 116
  },
  "hsl": {
    "h": 220,
    "s": 66.906,
    "l": 27.255
  },
  "oklch": {
    "l": 0.34871,
    "c": 0.11312,
    "h": 262.3
  },
  "luminance": 0.04081
}

Semantic roles & 50–950 ramp

primary

#173674

secondary

#A9853D

accent

#B13EEA

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #173674

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

Preview Lab → · Contrast checker → · Palette generator →