#3665a5

Color #3665a5

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 15.44 Nearest Tailwind class sky-700 #0069a8 · ΔE 5.2

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

Conversions

HEX

#3665a5

RGB

rgb(54, 101, 165)

HSL

hsl(214.6, 50.7%, 42.9%)

HSV / HSB

hsv(214.6, 67.3%, 64.7%)

CMYK

cmyk(67.3%, 38.8%, 0%, 35.3%)

LAB

lab(42.47, 5.35, -39.23)

LCH

lch(42.47, 39.59, 277.77)

OKLCH

oklch(50.5%, 0.1147, 256.69)

HWB

hwb(214.6, 21.2%, 35.3%)

Harmony colors

Complementary

#a57636

Analogous

#369ca5

#3665a5

#3e36a5

Triadic

#3665a5

#a53665

#65a536

Split-complementary

#3665a5

#a53e36

#9ca536

Tetradic

#3665a5

#7636a5

#a57636

#65a536

Square

#3665a5

#a5369c

#a57636

#36a53e

Shades

Color #3665a5 mixed toward black.

#2d5489

#24436e

#1b3252

#122237

#09111b

Tints

Color #3665a5 mixed toward white.

#487cc3

#6d96cf

#91b1db

#b6cbe7

#dae5f3

Tones

Color #3665a5 mixed toward gray.

#3f669c

#486892

#526989

#5b6b80

#646c77

Accessibility

Aa White text on this color

5.9:1

Aa Black text on this color

3.56:1

White text reads better on this background (5.9:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4f4f99 · ΔE 11.2

Deuteranopia

#4c4895 · ΔE 13

Tritanopia

#398e8b · ΔE 27.6

Achromatopsia

#646464 · ΔE 21

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

Code

CSS

background-color: #3665a5;

Tailwind (arbitrary value)

bg-[#3665a5]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#3665a5 (#3665a5) is rgb(54, 101, 165) in RGB.

No, #3665a5 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 #3665a5, or check how it holds up for accessibility.

Generate a palette → Check contrast