#3f72ae

Color #3f72ae

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 9.49 Nearest Tailwind class sky-700 #0069a8 · ΔE 5.6

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

Conversions

HEX

#3f72ae

RGB

rgb(63, 114, 174)

HSL

hsl(212.4, 46.8%, 46.5%)

HSV / HSB

hsv(212.4, 63.8%, 68.2%)

CMYK

cmyk(63.8%, 34.5%, 0%, 31.8%)

LAB

lab(47.17, 2.1, -37.06)

LCH

lch(47.17, 37.12, 273.24)

OKLCH

oklch(54.5%, 0.1093, 253.74)

HWB

hwb(212.4, 24.7%, 31.8%)

Harmony colors

Complementary

#ae7b3f

Analogous

#3faaae

#3f72ae

#443fae

Triadic

#3f72ae

#ae3f72

#72ae3f

Split-complementary

#3f72ae

#ae443f

#aaae3f

Tetradic

#3f72ae

#7b3fae

#ae7b3f

#72ae3f

Square

#3f72ae

#ae3faa

#ae7b3f

#3fae44

Shades

Color #3f72ae mixed toward black.

#355f91

#2a4c74

#203957

#15263a

#0b131d

Tints

Color #3f72ae mixed toward white.

#5889c3

#79a1cf

#9bb8db

#bcd0e7

#dee7f3

Tones

Color #3f72ae mixed toward gray.

#4873a5

#52749c

#5b7492

#647589

#6d7680

Accessibility

Aa White text on this color

4.97:1

Aa Black text on this color

4.23:1

White text reads better on this background (4.97:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#595aa2 · ΔE 12.4

Deuteranopia

#56529f · ΔE 14.6

Tritanopia

#439895 · ΔE 25.9

Achromatopsia

#707070 · ΔE 20.2

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

Code

CSS

background-color: #3f72ae;

Tailwind (arbitrary value)

bg-[#3f72ae]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#3f72ae (#3f72ae) is rgb(63, 114, 174) in RGB.

No, #3f72ae 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 #3f72ae, or check how it holds up for accessibility.

Generate a palette → Check contrast