#3f3ac4

Color #3f3ac4

A moderately saturated medium blue.

Closest named color Medium Slate Blue #7b68ee · ΔE 19.28 Nearest Tailwind class indigo-700 #432dd7 · ΔE 3.6

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

Conversions

HEX

#3f3ac4

RGB

rgb(63, 58, 196)

HSL

hsl(242.2, 54.3%, 49.8%)

HSV / HSB

hsv(242.2, 70.4%, 76.9%)

CMYK

cmyk(67.9%, 70.4%, 0%, 23.1%)

LAB

lab(34.12, 44.98, -70.97)

LCH

lch(34.12, 84.02, 302.37)

OKLCH

oklch(45.1%, 0.2061, 275.85)

HWB

hwb(242.2, 22.7%, 23.1%)

Harmony colors

Complementary

#bfc43a

Analogous

#3a7ac4

#3f3ac4

#843ac4

Triadic

#3f3ac4

#c43f3a

#3ac43f

Split-complementary

#3f3ac4

#c4843a

#7ac43a

Tetradic

#3f3ac4

#c43abf

#bfc43a

#3ac43f

Square

#3f3ac4

#c43a7a

#bfc43a

#3ac484

Shades

Color #3f3ac4 mixed toward black.

#3530a3

#2a2783

#201d62

#151341

#0b0a21

Tints

Color #3f3ac4 mixed toward white.

#5f5ace

#7f7bd8

#9f9ce2

#bfbdeb

#dfdef5

Tones

Color #3f3ac4 mixed toward gray.

#4a46b8

#5451ad

#5f5da1

#6a6896

#74738a

Accessibility

Aa White text on this color

8.03:1

Aa Black text on this color

2.61:1

White text reads better on this background (8.03:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3d3daf · ΔE 3.1

Deuteranopia

#3d3ea9 · ΔE 4

Tritanopia

#3f9c97 · ΔE 42.9

Achromatopsia

#505050 · ΔE 29.1

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

Code

CSS

background-color: #3f3ac4;

Tailwind (arbitrary value)

bg-[#3f3ac4]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#3f3ac4 (#3f3ac4) is rgb(63, 58, 196) in RGB.

No, #3f3ac4 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 #3f3ac4, or check how it holds up for accessibility.

Generate a palette → Check contrast