#173344#173344

#173344 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.8% C 0.046 H 237.4°. Best body text is #FFFFFF at 13.18:1 contrast (WCAG AA passes).

Color values

HEX	#173344
RGB	rgb(23, 51, 68)
HSL	hsl(203, 49%, 18%)
HSV	hsv(203, 66%, 27%)
CMYK	cmyk(66.2%, 25%, 0%, 73.3%)
CIE-LAB	lab(19.91, -4.52, -13.79)
CIE-LCH	lch(19.91, 14.51, 251.86°)
OKLab	oklab(30.76% -0.0246 -0.0386)
OKLCH	oklch(30.76% 0.046 237.4)
XYZ	xyz(2.5802, 2.9669, 5.9044)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173344 #442817

analogous

#17443E #173344 #171C44

triadic

#173344 #441733 #334417

tetradic

#173344 #3E1744 #442817 #1C4417

square

#173344 #3E1744 #442817 #1C4417

split-complementary

#173344 #44171C #443E17

monochromatic

#081117 #081117 #173344 #265572 #36789F

Accessibility & contrast

On white

13.18

#173344 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#173344 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173344

13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173344	#FFFFFF	#000000	##FFFFFF
##173344	1.00	13.18	1.59	13.18
#FFFFFF	13.18	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3345

Deuteranopia (green-blind)

#252E44

Tritanopia (blue-blind)

#003739

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #173344;
/* rgb */ color: rgb(23, 51, 68);
/* oklch */ color: oklch(30.8% 0.046 237.4);

Tailwind

colors: {
  custom: {
    50: '#596a78',
    500: '#173344',
    950: '#000000',
  },
}

SCSS

$custom: #173344;
$custom-light: #596a78;
$custom-dark: #000000;

JSON

{
  "hex": "#173344",
  "rgb": {
    "r": 23,
    "g": 51,
    "b": 68
  },
  "hsl": {
    "h": 202.667,
    "s": 49.451,
    "l": 17.843
  },
  "oklch": {
    "l": 0.30758,
    "c": 0.04576,
    "h": 237.4
  },
  "luminance": 0.02967
}

Semantic roles & 50–950 ramp

primary

#173344

secondary

#7B543C

accent

#834FD9

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040608

muted

#797A7B

Preview Lab

Preview with #173344

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

Preview Lab → · Contrast checker → · Palette generator →