#3f3f4d

Color #3f3f4d

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 6.79 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 3.7

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Conversions

HEX

#3f3f4d

RGB

rgb(63, 63, 77)

HSL

hsl(240, 10%, 27.5%)

HSV / HSB

hsv(240, 18.2%, 30.2%)

CMYK

cmyk(18.2%, 18.2%, 0%, 69.8%)

LAB

lab(27.15, 3.41, -8.46)

LCH

lch(27.15, 9.12, 291.95)

OKLCH

oklch(37.3%, 0.0238, 285.09)

HWB

hwb(240, 24.7%, 69.8%)

Harmony colors

Complementary

#4d4d3f

Analogous

#3f464d

#3f3f4d

#463f4d

Triadic

#3f3f4d

#4d3f3f

#3f4d3f

Split-complementary

#3f3f4d

#4d463f

#464d3f

Tetradic

#3f3f4d

#4d3f4d

#4d4d3f

#3f4d3f

Square

#3f3f4d

#4d3f46

#4d4d3f

#3f4d46

Shades

Color #3f3f4d mixed toward black.

#353540

#2a2a33

#202027

#15151a

#0b0b0d

Tints

Color #3f3f4d mixed toward white.

#5b5b6f

#777790

#9999ac

#bbbbc8

#dddde3

Tones

Color #3f3f4d mixed toward gray.

#40404c

#41414b

#43434a

#444448

#454547

Accessibility

Aa White text on this color

10.35:1

Aa Black text on this color

2.03:1

White text reads better on this background (10.35:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3f3f4a · ΔE 1.5

Deuteranopia

#3f3f49 · ΔE 2.1

Tritanopia

#3f4747 · ΔE 10.6

Achromatopsia

#404040 · ΔE 8.1

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

Code

CSS

background-color: #3f3f4d;

Tailwind (arbitrary value)

bg-[#3f3f4d]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#3f3f4d (#3f3f4d) is rgb(63, 63, 77) in RGB.

No, #3f3f4d 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 #3f3f4d, or check how it holds up for accessibility.

Generate a palette → Check contrast