#3f3a55

Color #3f3a55

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 14.5 Nearest Tailwind class mauve-700 #463947 · ΔE 6.4

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Conversions

HEX

#3f3a55

RGB

rgb(63, 58, 85)

HSL

hsl(251.1, 18.9%, 28%)

HSV / HSB

hsv(251.1, 31.8%, 33.3%)

CMYK

cmyk(25.9%, 31.8%, 0%, 66.7%)

LAB

lab(25.98, 8.91, -15.49)

LCH

lch(25.98, 17.87, 299.91)

OKLCH

oklch(36.5%, 0.0463, 292.47)

HWB

hwb(251.1, 22.7%, 66.7%)

Harmony colors

Complementary

#50553a

Analogous

#3a4255

#3f3a55

#4c3a55

Triadic

#3f3a55

#553f3a

#3a553f

Split-complementary

#3f3a55

#554c3a

#42553a

Tetradic

#3f3a55

#553a50

#50553a

#3a553f

Square

#3f3a55

#553a42

#50553a

#3a554c

Shades

Color #3f3a55 mixed toward black.

#343047

#2a2739

#1f1d2a

#15131c

#0a0a0e

Tints

Color #3f3a55 mixed toward white.

#5a5379

#766d9c

#9892b5

#bbb6cd

#dddbe6

Tones

Color #3f3a55 mixed toward gray.

#403c53

#423e50

#43414e

#45434c

#46454a

Accessibility

Aa White text on this color

10.78:1

Aa Black text on this color

1.95:1

White text reads better on this background (10.78:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3d3d4f · ΔE 4.7

Deuteranopia

#3d3e4e · ΔE 5.9

Tritanopia

#3f4b4a · ΔE 18.5

Achromatopsia

#3d3d3d · ΔE 14

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

Code

CSS

background-color: #3f3a55;

Tailwind (arbitrary value)

bg-[#3f3a55]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#3f3a55 (#3f3a55) is rgb(63, 58, 85) in RGB.

No, #3f3a55 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

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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 #3f3a55, or check how it holds up for accessibility.

Generate a palette → Check contrast