#3f3f61

Color #3f3f61

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 17.28 Nearest Tailwind class slate-700 #314158 · ΔE 8.4

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Conversions

HEX

#3f3f61

RGB

rgb(63, 63, 97)

HSL

hsl(240, 21.2%, 31.4%)

HSV / HSB

hsv(240, 35.1%, 38%)

CMYK

cmyk(35.1%, 35.1%, 0%, 62%)

LAB

lab(28.05, 9.06, -20.08)

LCH

lch(28.05, 22.03, 294.28)

OKLCH

oklch(38.3%, 0.0575, 283.38)

HWB

hwb(240, 24.7%, 62%)

Harmony colors

Complementary

#61613f

Analogous

#3f5061

#3f3f61

#503f61

Triadic

#3f3f61

#613f3f

#3f613f

Split-complementary

#3f3f61

#61503f

#50613f

Tetradic

#3f3f61

#613f61

#61613f

#3f613f

Square

#3f3f61

#613f50

#61613f

#3f6150

Shades

Color #3f3f61 mixed toward black.

#353551

#2a2a41

#202031

#151520

#0b0b10

Tints

Color #3f3f61 mixed toward white.

#565684

#7272a3

#9595ba

#b8b8d1

#dcdce8

Tones

Color #3f3f61 mixed toward gray.

#42425e

#45455b

#484859

#4a4a56

#4d4d53

Accessibility

Aa White text on this color

10.02:1

Aa Black text on this color

2.09:1

White text reads better on this background (10.02:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3f3f5a · ΔE 2.5

Deuteranopia

#3f3f58 · ΔE 3.2

Tritanopia

#3f5453 · ΔE 21.2

Achromatopsia

#424242 · ΔE 15.6

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

Code

CSS

background-color: #3f3f61;

Tailwind (arbitrary value)

bg-[#3f3f61]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#3f3f61 (#3f3f61) is rgb(63, 63, 97) in RGB.

No, #3f3f61 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 #3f3f61, or check how it holds up for accessibility.

Generate a palette → Check contrast