#5165ac

Color #5165ac

A muted medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 18.62 Nearest Tailwind class slate-500 #62748e · ΔE 8.6

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Conversions

HEX

#5165ac

RGB

rgb(81, 101, 172)

HSL

hsl(226.8, 36%, 49.6%)

HSV / HSB

hsv(226.8, 52.9%, 67.5%)

CMYK

cmyk(52.9%, 41.3%, 0%, 32.5%)

LAB

lab(44.28, 13.28, -40.39)

LCH

lch(44.28, 42.52, 288.2)

OKLCH

oklch(52.4%, 0.1145, 270.2)

HWB

hwb(226.8, 31.8%, 32.5%)

Harmony colors

Complementary

#ac9851

Analogous

#5193ac

#5165ac

#6a51ac

Triadic

#5165ac

#ac5165

#65ac51

Split-complementary

#5165ac

#ac6a51

#93ac51

Tetradic

#5165ac

#9851ac

#ac9851

#65ac51

Square

#5165ac

#ac5193

#ac9851

#51ac6a

Shades

Color #5165ac mixed toward black.

#43548f

#364373

#283256

#1b2239

#0d111d

Tints

Color #5165ac mixed toward white.

#6d7eba

#8a98c8

#a8b2d6

#c5cce4

#e2e5f1

Tones

Color #5165ac mixed toward gray.

#5969a4

#606d9d

#687295

#6f768e

#777a86

Accessibility

Aa White text on this color

5.52:1

Aa Black text on this color

3.81:1

White text reads better on this background (5.52:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5a5b9e · ΔE 5.4

Deuteranopia

#59589b · ΔE 6.3

Tritanopia

#529390 · ΔE 29.3

Achromatopsia

#696969 · ΔE 22

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

Code

CSS

background-color: #5165ac;

Tailwind (arbitrary value)

bg-[#5165ac]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#5165ac (#5165ac) is rgb(81, 101, 172) in RGB.

No, #5165ac is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #5165ac, or check how it holds up for accessibility.

Generate a palette → Check contrast