#3f5e97

Color #3f5e97

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 16.54 Nearest Tailwind class sky-800 #00598a · ΔE 7.9

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Conversions

HEX

#3f5e97

RGB

rgb(63, 94, 151)

HSL

hsl(218.9, 41.1%, 42%)

HSV / HSB

hsv(218.9, 58.3%, 59.2%)

CMYK

cmyk(58.3%, 37.7%, 0%, 40.8%)

LAB

lab(40.07, 6.58, -34.67)

LCH

lch(40.07, 35.29, 280.75)

OKLCH

oklch(48.5%, 0.0992, 261.77)

HWB

hwb(218.9, 24.7%, 40.8%)

Harmony colors

Complementary

#97783f

Analogous

#3f8a97

#3f5e97

#4c3f97

Triadic

#3f5e97

#973f5e

#5e973f

Split-complementary

#3f5e97

#974c3f

#8a973f

Tetradic

#3f5e97

#783f97

#97783f

#5e973f

Square

#3f5e97

#973f8a

#97783f

#3f974c

Shades

Color #3f5e97 mixed toward black.

#354e7e

#2a3f65

#202f4c

#151f32

#0b1019

Tints

Color #3f5e97 mixed toward white.

#5175b6

#7490c5

#97acd3

#b9c8e2

#dce3f0

Tones

Color #3f5e97 mixed toward gray.

#466090

#4e6288

#556581

#5c677a

#646972

Accessibility

Aa White text on this color

6.44:1

Aa Black text on this color

3.26:1

White text reads better on this background (6.44:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4e4f8c · ΔE 8

Deuteranopia

#4c4a89 · ΔE 9.3

Tritanopia

#418280 · ΔE 25.7

Achromatopsia

#5e5e5e · ΔE 19.8

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

Code

CSS

background-color: #3f5e97;

Tailwind (arbitrary value)

bg-[#3f5e97]

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

#3f5e97 (#3f5e97) is rgb(63, 94, 151) in RGB.

No, #3f5e97 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 #3f5e97, or check how it holds up for accessibility.

Generate a palette → Check contrast