#5563bb

Color #5563bb

A moderately saturated medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 16.34 Nearest Tailwind class blue-600 #155dfc · ΔE 8.5

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

Conversions

HEX

#5563bb

RGB

rgb(85, 99, 187)

HSL

hsl(231.8, 42.9%, 53.3%)

HSV / HSB

hsv(231.8, 54.5%, 73.3%)

CMYK

cmyk(54.5%, 47.1%, 0%, 26.7%)

LAB

lab(44.86, 20.35, -48.22)

LCH

lch(44.86, 52.34, 292.88)

OKLCH

oklch(53.2%, 0.1377, 274)

HWB

hwb(231.8, 33.3%, 26.7%)

Harmony colors

Complementary

#bbad55

Analogous

#5596bb

#5563bb

#7a55bb

Triadic

#5563bb

#bb5563

#63bb55

Split-complementary

#5563bb

#bb7a55

#96bb55

Tetradic

#5563bb

#ad55bb

#bbad55

#63bb55

Square

#5563bb

#bb5596

#bbad55

#55bb7a

Shades

Color #5563bb mixed toward black.

#414ea2

#343e81

#272f61

#1a1f41

#0d1020

Tints

Color #5563bb mixed toward white.

#717dc6

#8e97d2

#aab1dd

#c6cbe8

#e3e5f4

Tones

Color #5563bb mixed toward gray.

#5d69b2

#666faa

#6e75a1

#777c99

#7f8290

Accessibility

Aa White text on this color

5.4:1

Aa Black text on this color

3.89:1

White text reads better on this background (5.4:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5b5cab · ΔE 4

Deuteranopia

#5b59a7 · ΔE 5.1

Tritanopia

#569d99 · ΔE 33

Achromatopsia

#6a6a6a · ΔE 24.2

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

Code

CSS

background-color: #5563bb;

Tailwind (arbitrary value)

bg-[#5563bb]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#5563bb (#5563bb) is rgb(85, 99, 187) in RGB.

No, #5563bb 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 #5563bb, or check how it holds up for accessibility.

Generate a palette → Check contrast