#3f4654

Color #3f4654

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 4.36 Nearest Tailwind class gray-700 #364153 · ΔE 2.7

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Conversions

HEX

#3f4654

RGB

rgb(63, 70, 84)

HSL

hsl(220, 14.3%, 28.8%)

HSV / HSB

hsv(220, 25%, 32.9%)

CMYK

cmyk(25%, 16.7%, 0%, 67.1%)

LAB

lab(29.61, 0.72, -9.29)

LCH

lch(29.61, 9.32, 274.43)

OKLCH

oklch(39.3%, 0.0255, 264.16)

HWB

hwb(220, 24.7%, 67.1%)

Harmony colors

Complementary

#544d3f

Analogous

#3f5054

#3f4654

#423f54

Triadic

#3f4654

#543f46

#46543f

Split-complementary

#3f4654

#54423f

#50543f

Tetradic

#3f4654

#4d3f54

#544d3f

#46543f

Square

#3f4654

#543f50

#544d3f

#3f5442

Shades

Color #3f4654 mixed toward black.

#343a46

#2a2f38

#1f232a

#15171c

#0a0c0e

Tints

Color #3f4654 mixed toward white.

#596377

#758097

#97a0b1

#bac0cb

#dcdfe5

Tones

Color #3f4654 mixed toward gray.

#414752

#424750

#44484f

#46484d

#48494b

Accessibility

Aa White text on this color

9.48:1

Aa Black text on this color

2.22:1

White text reads better on this background (9.48:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#424251 · ΔE 4.1

Deuteranopia

#424150 · ΔE 4.7

Tritanopia

#3f4e4e · ΔE 10.3

Achromatopsia

#464646 · ΔE 7.7

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

Code

CSS

background-color: #3f4654;

Tailwind (arbitrary value)

bg-[#3f4654]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#3f4654 (#3f4654) is rgb(63, 70, 84) in RGB.

No, #3f4654 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 #3f4654, or check how it holds up for accessibility.

Generate a palette → Check contrast