#3e3388

Color #3e3388

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 6.31 Nearest Tailwind class indigo-900 #312c85 · ΔE 2.6

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

Conversions

HEX

#3e3388

RGB

rgb(62, 51, 136)

HSL

hsl(247.8, 45.5%, 36.7%)

HSV / HSB

hsv(247.8, 62.5%, 53.3%)

CMYK

cmyk(54.4%, 62.5%, 0%, 46.7%)

LAB

lab(27.21, 29.28, -46.12)

LCH

lch(27.21, 54.63, 302.41)

OKLCH

oklch(38.5%, 0.1362, 283.85)

HWB

hwb(247.8, 20%, 46.7%)

Harmony colors

Complementary

#7d8833

Analogous

#335388

#3e3388

#693388

Triadic

#3e3388

#883e33

#33883e

Split-complementary

#3e3388

#886933

#538833

Tetradic

#3e3388

#88337d

#7d8833

#33883e

Square

#3e3388

#883353

#7d8833

#338869

Shades

Color #3e3388 mixed toward black.

#342b71

#29225b

#1f1a44

#15112d

#0a0917

Tints

Color #3e3388 mixed toward white.

#5042af

#6f62c4

#938ad3

#b7b1e2

#dbd8f0

Tones

Color #3e3388 mixed toward gray.

#433a81

#49417a

#4e4873

#534f6c

#585665

Accessibility

Aa White text on this color

10.33:1

Aa Black text on this color

2.03:1

White text reads better on this background (10.33:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3a397a · ΔE 3.9

Deuteranopia

#3a3b76 · ΔE 5.2

Tritanopia

#3e6d6a · ΔE 31.1

Achromatopsia

#404040 · ΔE 24.8

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

Code

CSS

background-color: #3e3388;

Tailwind (arbitrary value)

bg-[#3e3388]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#3e3388 (#3e3388) is rgb(62, 51, 136) in RGB.

No, #3e3388 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 #3e3388, or check how it holds up for accessibility.

Generate a palette → Check contrast