#3556a3

Color #3556a3

A moderately saturated medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 14.27 Nearest Tailwind class sky-800 #00598a · ΔE 8.4

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

Conversions

HEX

#3556a3

RGB

rgb(53, 86, 163)

HSL

hsl(222, 50.9%, 42.4%)

HSV / HSB

hsv(222, 67.5%, 63.9%)

CMYK

cmyk(67.5%, 47.2%, 0%, 36.1%)

LAB

lab(37.94, 14.1, -45.27)

LCH

lch(37.94, 47.42, 287.3)

OKLCH

oklch(47%, 0.1302, 264.49)

HWB

hwb(222, 20.8%, 36.1%)

Harmony colors

Complementary

#a38235

Analogous

#358da3

#3556a3

#4b35a3

Triadic

#3556a3

#a33556

#56a335

Split-complementary

#3556a3

#a34b35

#8da335

Tetradic

#3556a3

#8235a3

#a38235

#56a335

Square

#3556a3

#a3358d

#a38235

#35a34b

Shades

Color #3556a3 mixed toward black.

#2c4888

#23396d

#1b2b52

#121d36

#090e1b

Tints

Color #3556a3 mixed toward white.

#466cc3

#6b89cf

#90a7db

#b5c4e7

#dae2f3

Tones

Color #3556a3 mixed toward gray.

#3e5a9a

#475d91

#516188

#5a657e

#636875

Accessibility

Aa White text on this color

6.97:1

Aa Black text on this color

3.01:1

White text reads better on this background (6.97:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#464695 · ΔE 7.6

Deuteranopia

#444191 · ΔE 8.9

Tritanopia

#378886 · ΔE 30.7

Achromatopsia

#595959 · ΔE 23.1

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

Code

CSS

background-color: #3556a3;

Tailwind (arbitrary value)

bg-[#3556a3]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#3556a3 (#3556a3) is rgb(53, 86, 163) in RGB.

No, #3556a3 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 #3556a3, or check how it holds up for accessibility.

Generate a palette → Check contrast