#3768bb

Color #3768bb

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 17.44 Nearest Tailwind class sky-700 #0069a8 · ΔE 6.6

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

Conversions

HEX

#3768bb

RGB

rgb(55, 104, 187)

HSL

hsl(217.7, 54.5%, 47.5%)

HSV / HSB

hsv(217.7, 70.6%, 73.3%)

CMYK

cmyk(70.6%, 44.4%, 0%, 26.7%)

LAB

lab(44.66, 11.67, -48.63)

LCH

lch(44.66, 50.01, 283.49)

OKLCH

oklch(52.7%, 0.1411, 260.25)

HWB

hwb(217.7, 21.6%, 26.7%)

Harmony colors

Complementary

#bb8a37

Analogous

#37aabb

#3768bb

#4837bb

Triadic

#3768bb

#bb3768

#68bb37

Split-complementary

#3768bb

#bb4837

#aabb37

Tetradic

#3768bb

#8a37bb

#bb8a37

#68bb37

Square

#3768bb

#bb37aa

#bb8a37

#37bb48

Shades

Color #3768bb mixed toward black.

#2e579c

#25457d

#1c345e

#12233e

#09111f

Tints

Color #3768bb mixed toward white.

#5380cc

#7599d6

#98b3e1

#bacceb

#dde6f5

Tones

Color #3768bb mixed toward gray.

#426bb0

#4d6ea5

#58719a

#63738f

#6e7684

Accessibility

Aa White text on this color

5.44:1

Aa Black text on this color

3.86:1

White text reads better on this background (5.44:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5151ac · ΔE 10.7

Deuteranopia

#4e4aa8 · ΔE 12.5

Tritanopia

#3b9e9b · ΔE 32

Achromatopsia

#6a6a6a · ΔE 23.6

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

Code

CSS

background-color: #3768bb;

Tailwind (arbitrary value)

bg-[#3768bb]

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

#3768bb (#3768bb) is rgb(55, 104, 187) in RGB.

No, #3768bb 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 #3768bb, or check how it holds up for accessibility.

Generate a palette → Check contrast