#3f316d

Color #3f316d

A muted dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 11.65 Nearest Tailwind class indigo-900 #312c85 · ΔE 6.3

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

Conversions

HEX

#3f316d

RGB

rgb(63, 49, 109)

HSL

hsl(254, 38%, 31%)

HSV / HSB

hsv(254, 55%, 42.7%)

CMYK

cmyk(42.2%, 55%, 0%, 57.3%)

LAB

lab(24.82, 22.12, -32.9)

LCH

lch(24.82, 39.64, 303.91)

OKLCH

oklch(36.1%, 0.1001, 291.31)

HWB

hwb(254, 19.2%, 57.3%)

Harmony colors

Complementary

#5f6d31

Analogous

#31416d

#3f316d

#5d316d

Triadic

#3f316d

#6d3f31

#316d3f

Split-complementary

#3f316d

#6d5d31

#416d31

Tetradic

#3f316d

#6d315f

#5f6d31

#316d3f

Square

#3f316d

#6d3141

#5f6d31

#316d5d

Shades

Color #3f316d mixed toward black.

#35295b

#2a2149

#201937

#151024

#0b0812

Tints

Color #3f316d mixed toward white.

#564396

#725db6

#9586c8

#b8aedb

#dcd7ed

Tones

Color #3f316d mixed toward gray.

#423668

#443b63

#47405e

#4a4559

#4c4a54

Accessibility

Aa White text on this color

11.22:1

Aa Black text on this color

1.87:1

White text reads better on this background (11.22:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#393962 · ΔE 5.4

Deuteranopia

#3a3b60 · ΔE 6.6

Tritanopia

#3e5957 · ΔE 26.1

Achromatopsia

#3b3b3b · ΔE 22

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

Code

CSS

background-color: #3f316d;

Tailwind (arbitrary value)

bg-[#3f316d]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Medium Purple #9370db

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#3f316d (#3f316d) is rgb(63, 49, 109) in RGB.

No, #3f316d 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 #3f316d, or check how it holds up for accessibility.

Generate a palette → Check contrast