#3969bc

Color #3969bc

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 17.03 Nearest Tailwind class sky-700 #0069a8 · ΔE 6.7

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

Conversions

HEX

#3969bc

RGB

rgb(57, 105, 188)

HSL

hsl(218, 53.5%, 48%)

HSV / HSB

hsv(218, 69.7%, 73.7%)

CMYK

cmyk(69.7%, 44.1%, 0%, 26.3%)

LAB

lab(45.08, 11.7, -48.52)

LCH

lch(45.08, 49.91, 283.56)

OKLCH

oklch(53%, 0.1406, 260.54)

HWB

hwb(218, 22.4%, 26.3%)

Harmony colors

Complementary

#bc8c39

Analogous

#39aabc

#3969bc

#4a39bc

Triadic

#3969bc

#bc3969

#69bc39

Split-complementary

#3969bc

#bc4a39

#aabc39

Tetradic

#3969bc

#8c39bc

#bc8c39

#69bc39

Square

#3969bc

#bc39aa

#bc8c39

#39bc4a

Shades

Color #3969bc mixed toward black.

#2f579d

#26467d

#1c345e

#13233f

#09111f

Tints

Color #3969bc mixed toward white.

#5581cc

#779ad6

#99b3e0

#bbccea

#dde6f5

Tones

Color #3969bc mixed toward gray.

#446cb1

#4f6fa6

#5a729b

#657590

#6f7785

Accessibility

Aa White text on this color

5.36:1

Aa Black text on this color

3.92:1

White text reads better on this background (5.36:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5252ad · ΔE 10.6

Deuteranopia

#4f4ba9 · ΔE 12.5

Tritanopia

#3d9f9c · ΔE 32

Achromatopsia

#6b6b6b · ΔE 23.6

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

Code

CSS

background-color: #3969bc;

Tailwind (arbitrary value)

bg-[#3969bc]

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

#3969bc (#3969bc) is rgb(57, 105, 188) in RGB.

No, #3969bc 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.

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 #3969bc, or check how it holds up for accessibility.

Generate a palette → Check contrast