#3b75e1

Color #3b75e1

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 10.02 Nearest Tailwind class blue-500 #2b7fff · ΔE 4.8

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

Conversions

HEX

#3b75e1

RGB

rgb(59, 117, 225)

HSL

hsl(219, 73.5%, 55.7%)

HSV / HSB

hsv(219, 73.8%, 88.2%)

CMYK

cmyk(73.8%, 48%, 0%, 11.8%)

LAB

lab(50.79, 17.95, -60.5)

LCH

lch(50.79, 63.11, 286.53)

OKLCH

oklch(58.2%, 0.1756, 261.49)

HWB

hwb(219, 23.1%, 11.8%)

Harmony colors

Complementary

#e1a73b

Analogous

#3bc8e1

#3b75e1

#543be1

Triadic

#3b75e1

#e13b75

#75e13b

Split-complementary

#3b75e1

#e1543b

#c8e13b

Tetradic

#3b75e1

#a73be1

#e1a73b

#75e13b

Square

#3b75e1

#e13bc8

#e1a73b

#3be154

Shades

Color #3b75e1 mixed toward black.

#1f5ccd

#194aa4

#13377b

#0d2552

#061229

Tints

Color #3b75e1 mixed toward white.

#5c8ce6

#7ca3eb

#9dbaf0

#bed1f5

#dee8fa

Tones

Color #3b75e1 mixed toward gray.

#4979d3

#577dc5

#6582b8

#7286aa

#808a9c

Accessibility

Aa White text on this color

4.36:1

Aa Black text on this color

4.82:1

Black text reads better on this background (4.82:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5a5acd · ΔE 11.6

Deuteranopia

#5652c8 · ΔE 13.8

Tritanopia

#3fbcb8 · ΔE 36.1

Achromatopsia

#797979 · ΔE 26.1

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

Code

CSS

background-color: #3b75e1;

Tailwind (arbitrary value)

bg-[#3b75e1]

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

#3b75e1 (#3b75e1) is rgb(59, 117, 225) in RGB.

No, #3b75e1 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 #3b75e1, or check how it holds up for accessibility.

Generate a palette → Check contrast