#366dba

Color #366dba

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 16.34 Nearest Tailwind class sky-700 #0069a8 · ΔE 5.7

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Conversions

HEX

#366dba

RGB

rgb(54, 109, 186)

HSL

hsl(215, 55%, 47.1%)

HSV / HSB

hsv(215, 71%, 72.9%)

CMYK

cmyk(71%, 41.4%, 0%, 27.1%)

LAB

lab(46, 7.99, -45.91)

LCH

lch(46, 46.6, 279.87)

OKLCH

oklch(53.7%, 0.1344, 257.32)

HWB

hwb(215, 21.2%, 27.1%)

Harmony colors

Complementary

#ba8336

Analogous

#36afba

#366dba

#4136ba

Triadic

#366dba

#ba366d

#6dba36

Split-complementary

#366dba

#ba4136

#afba36

Tetradic

#366dba

#8336ba

#ba8336

#6dba36

Square

#366dba

#ba36af

#ba8336

#36ba41

Shades

Color #366dba mixed toward black.

#2d5b9b

#24497c

#1b375d

#12243e

#09121f

Tints

Color #366dba mixed toward white.

#5184cc

#749dd7

#96b5e1

#b9ceeb

#dce6f5

Tones

Color #366dba mixed toward gray.

#416faf

#4c71a4

#577399

#62748e

#6d7683

Accessibility

Aa White text on this color

5.18:1

Aa Black text on this color

4.05:1

White text reads better on this background (5.18:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5354ab · ΔE 12

Deuteranopia

#504ca8 · ΔE 14.1

Tritanopia

#3a9f9c · ΔE 30.4

Achromatopsia

#6d6d6d · ΔE 22.8

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

Code

CSS

background-color: #366dba;

Tailwind (arbitrary value)

bg-[#366dba]

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

#366dba (#366dba) is rgb(54, 109, 186) in RGB.

No, #366dba is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #366dba, or check how it holds up for accessibility.

Generate a palette → Check contrast