#173676#173676

#173676 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 35.0% C 0.116 H 262.6°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#173676
RGB	rgb(23, 54, 118)
HSL	hsl(220, 67%, 28%)
HSV	hsv(220, 81%, 46%)
CMYK	cmyk(80.5%, 54.2%, 0%, 53.7%)
CIE-LAB	lab(24.09, 13.81, -39.98)
CIE-LCH	lch(24.09, 42.29, 289.06°)
OKLab	oklab(35.04% -0.015 -0.1151)
OKLCH	oklch(35.04% 0.116 262.6)
XYZ	xyz(4.9414, 4.1279, 17.6724)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173676 #765717

analogous

#176576 #173676 #271776

triadic

#173676 #761736 #367617

tetradic

#173676 #761765 #765717 #177627

square

#173676 #761765 #765717 #177627

split-complementary

#173676 #762717 #657617

monochromatic

#050C1A #0D1F43 #173676 #214DA9 #3167D7

Accessibility & contrast

On white

11.50

#173676 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#173676 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173676

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173676	#FFFFFF	#000000	##FFFFFF
##173676	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A3E78

Deuteranopia (green-blind)

#003575

Tritanopia (blue-blind)

#004650

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #173676;
/* rgb */ color: rgb(23, 54, 118);
/* oklch */ color: oklch(35.0% 0.116 262.6);

Tailwind

colors: {
  custom: {
    50: '#646c9e',
    500: '#173676',
    950: '#000000',
  },
}

SCSS

$custom: #173676;
$custom-light: #646c9e;
$custom-dark: #000000;

JSON

{
  "hex": "#173676",
  "rgb": {
    "r": 23,
    "g": 54,
    "b": 118
  },
  "hsl": {
    "h": 220.421,
    "s": 67.376,
    "l": 27.647
  },
  "oklch": {
    "l": 0.35036,
    "c": 0.11608,
    "h": 262.6
  },
  "luminance": 0.04128
}

Semantic roles & 50–950 ramp

primary

#173676

secondary

#AB873E

accent

#B23EEA

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #173676

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

Preview Lab → · Contrast checker → · Palette generator →