#173d5e

Color #173d5e

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 16.14 Nearest Tailwind class sky-950 #052f4a · ΔE 4.9

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#173d5e

RGB

rgb(23, 61, 94)

HSL

hsl(207.9, 60.7%, 22.9%)

HSV / HSB

hsv(207.9, 75.5%, 36.9%)

CMYK

cmyk(75.5%, 35.1%, 0%, 63.1%)

LAB

lab(24.73, -1.02, -23.52)

LCH

lch(24.73, 23.54, 267.52)

OKLCH

oklch(35%, 0.072, 247.81)

HWB

hwb(207.9, 9%, 63.1%)

Harmony colors

Complementary

#5e3817

Analogous

#175e5b

#173d5e

#17195e

Triadic

#173d5e

#5e173d

#3d5e17

Split-complementary

#173d5e

#5e1719

#5e5b17

Tetradic

#173d5e

#38175e

#5e3817

#3d5e17

Square

#173d5e

#5b175e

#5e3817

#195e17

Shades

Color #173d5e mixed toward black.

#13334e

#0f293f

#0b1e2f

#08141f

#040a10

Tints

Color #173d5e mixed toward white.

#245f92

#3181c7

#61a1d8

#96c0e5

#cae0f2

Tones

Color #173d5e mixed toward gray.

#1d3c58

#233c52

#293c4c

#2f3b46

#343b40

Accessibility

Aa White text on this color

11.26:1

Aa Black text on this color

1.87:1

White text reads better on this background (11.26:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2c2c57 · ΔE 11.4

Deuteranopia

#2a2756 · ΔE 12.4

Tritanopia

#1a5250 · ΔE 19.5

Achromatopsia

#3b3b3b · ΔE 15.4

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #173d5e;

Tailwind (arbitrary value)

bg-[#173d5e]

Related colors

Alice Blue #f0f8ff

Steel Blue #4682b4

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Charcoal #36454f

Frequently asked questions

#173d5e (#173d5e) is rgb(23, 61, 94) in RGB.

No, #173d5e is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #173d5e, or check how it holds up for accessibility.

Generate a palette → Check contrast