#173977

Color #173977

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 15.41 Nearest Tailwind class blue-900 #1c398e · ΔE 3.9

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Conversions

HEX

#173977

RGB

rgb(23, 57, 119)

HSL

hsl(218.7, 67.6%, 27.8%)

HSV / HSB

hsv(218.7, 80.7%, 46.7%)

CMYK

cmyk(80.7%, 52.1%, 0%, 53.3%)

LAB

lab(25.07, 12.09, -39.02)

LCH

lch(25.07, 40.85, 287.22)

OKLCH

oklch(35.8%, 0.1135, 261.18)

HWB

hwb(218.7, 9%, 53.3%)

Harmony colors

Complementary

#775517

Analogous

#176977

#173977

#251777

Triadic

#173977

#771739

#397717

Split-complementary

#173977

#772517

#697717

Tetradic

#173977

#551777

#775517

#397717

Square

#173977

#771769

#775517

#177725

Shades

Color #173977 mixed toward black.

#132f63

#0f264f

#0b1c3b

#081328

#040914

Tints

Color #173977 mixed toward white.

#2152aa

#316cd7

#6591e1

#98b6eb

#ccdaf5

Tones

Color #173977 mixed toward gray.

#1f3b6f

#273e67

#2f405f

#374257

#3f454f

Accessibility

Aa White text on this color

11.12:1

Aa Black text on this color

1.89:1

White text reads better on this background (11.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#292a6c · ΔE 7

Deuteranopia

#272569 · ΔE 8.3

Tritanopia

#1a6260 · ΔE 27.9

Achromatopsia

#3b3b3b · ΔE 21.6

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

Code

CSS

background-color: #173977;

Tailwind (arbitrary value)

bg-[#173977]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#173977 (#173977) is rgb(23, 57, 119) in RGB.

No, #173977 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 #173977, or check how it holds up for accessibility.

Generate a palette → Check contrast