#3f486e

Color #3f486e

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 18.63 Nearest Tailwind class slate-700 #314158 · ΔE 7

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Conversions

HEX

#3f486e

RGB

rgb(63, 72, 110)

HSL

hsl(228.5, 27.2%, 33.9%)

HSV / HSB

hsv(228.5, 42.7%, 43.1%)

CMYK

cmyk(42.7%, 34.5%, 0%, 56.9%)

LAB

lab(31.39, 7.12, -23.14)

LCH

lch(31.39, 24.21, 287.1)

OKLCH

oklch(41.1%, 0.0649, 273.09)

HWB

hwb(228.5, 24.7%, 56.9%)

Harmony colors

Complementary

#6e653f

Analogous

#3f5f6e

#3f486e

#4d3f6e

Triadic

#3f486e

#6e3f48

#486e3f

Split-complementary

#3f486e

#6e4d3f

#5f6e3f

Tetradic

#3f486e

#653f6e

#6e653f

#486e3f

Square

#3f486e

#6e3f5f

#6e653f

#3f6e4d

Shades

Color #3f486e mixed toward black.

#343c5c

#2a3049

#1f2437

#151825

#0a0c12

Tints

Color #3f486e mixed toward white.

#535f92

#707cad

#949dc2

#b8bdd6

#dbdeeb

Tones

Color #3f486e mixed toward gray.

#434a6a

#474d66

#4b4f62

#4f525e

#53545a

Accessibility

Aa White text on this color

8.89:1

Aa Black text on this color

2.36:1

White text reads better on this background (8.89:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#434366 · ΔE 3.5

Deuteranopia

#434264 · ΔE 4

Tritanopia

#3f605e · ΔE 22.5

Achromatopsia

#4a4a4a · ΔE 16.2

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

Code

CSS

background-color: #3f486e;

Tailwind (arbitrary value)

bg-[#3f486e]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#3f486e (#3f486e) is rgb(63, 72, 110) in RGB.

No, #3f486e 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 #3f486e, or check how it holds up for accessibility.

Generate a palette → Check contrast