#3f5596

Color #3f5596

A moderately saturated medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 15.94 Nearest Tailwind class slate-600 #45556c · ΔE 8.2

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

Conversions

HEX

#3f5596

RGB

rgb(63, 85, 150)

HSL

hsl(224.8, 40.8%, 41.8%)

HSV / HSB

hsv(224.8, 58%, 58.8%)

CMYK

cmyk(58%, 43.3%, 0%, 41.2%)

LAB

lab(37.4, 12.02, -38.31)

LCH

lch(37.4, 40.15, 287.42)

OKLCH

oklch(46.5%, 0.109, 267.95)

HWB

hwb(224.8, 24.7%, 41.2%)

Harmony colors

Complementary

#96803f

Analogous

#3f8196

#3f5596

#553f96

Triadic

#3f5596

#963f55

#55963f

Split-complementary

#3f5596

#96553f

#81963f

Tetradic

#3f5596

#803f96

#96803f

#55963f

Square

#3f5596

#963f81

#96803f

#3f9655

Shades

Color #3f5596 mixed toward black.

#35477d

#2a3964

#202b4b

#151c32

#0b0e19

Tints

Color #3f5596 mixed toward white.

#516ab6

#7488c4

#97a6d3

#b9c4e2

#dce1f0

Tones

Color #3f5596 mixed toward gray.

#46598f

#4e5c88

#556080

#5c6379

#636772

Accessibility

Aa White text on this color

7.12:1

Aa Black text on this color

2.95:1

White text reads better on this background (7.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#494a8a · ΔE 5.6

Deuteranopia

#484687 · ΔE 6.8

Tritanopia

#407f7c · ΔE 28.2

Achromatopsia

#585858 · ΔE 21.4

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

Code

CSS

background-color: #3f5596;

Tailwind (arbitrary value)

bg-[#3f5596]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Navy #000080

Frequently asked questions

#3f5596 (#3f5596) is rgb(63, 85, 150) in RGB.

No, #3f5596 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.

Try it → Accessibility

Contrast Checker

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

Try it → Generators

Palette Generator

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

Try it →

Build something with this color

Generate a full palette from #3f5596, or check how it holds up for accessibility.

Generate a palette → Check contrast