#3579e4

Color #3579e4

A vivid, highly saturated medium blue.

Closest named color Dodger Blue #1e90ff · ΔE 9.99 Nearest Tailwind class blue-500 #2b7fff · ΔE 3.5

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

Conversions

HEX

#3579e4

RGB

rgb(53, 121, 228)

HSL

hsl(216.7, 76.4%, 55.1%)

HSV / HSB

hsv(216.7, 76.8%, 89.4%)

CMYK

cmyk(76.8%, 46.9%, 0%, 10.6%)

LAB

lab(51.87, 15.85, -60.45)

LCH

lch(51.87, 62.49, 284.69)

OKLCH

oklch(59%, 0.1767, 259.33)

HWB

hwb(216.7, 20.8%, 10.6%)

Harmony colors

Complementary

#e4a035

Analogous

#35d0e4

#3579e4

#4935e4

Triadic

#3579e4

#e43579

#79e435

Split-complementary

#3579e4

#e44935

#d0e435

Tetradic

#3579e4

#a035e4

#e4a035

#79e435

Square

#3579e4

#e435d0

#e4a035

#35e449

Shades

Color #3579e4 mixed toward black.

#1c61cf

#164ea5

#113a7c

#0b2753

#061329

Tints

Color #3579e4 mixed toward white.

#578fe8

#78a6ed

#9abcf1

#bcd2f6

#dde9fa

Tones

Color #3579e4 mixed toward gray.

#447cd5

#527fc7

#6183b8

#6f86aa

#7e899b

Accessibility

Aa White text on this color

4.19:1

Aa Black text on this color

5.01:1

Black text reads better on this background (5.01:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5a5bd1 · ΔE 12.9

Deuteranopia

#5651cb · ΔE 15.7

Tritanopia

#3bbfbb · ΔE 35.7

Achromatopsia

#7c7c7c · ΔE 26

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

Code

CSS

background-color: #3579e4;

Tailwind (arbitrary value)

bg-[#3579e4]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#3579e4 (#3579e4) is rgb(53, 121, 228) in RGB.

No, #3579e4 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 #3579e4, or check how it holds up for accessibility.

Generate a palette → Check contrast