#4f557b

Color #4f557b

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 19.92 Nearest Tailwind class slate-600 #45556c · ΔE 7.2

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Conversions

HEX

#4f557b

RGB

rgb(79, 85, 123)

HSL

hsl(231.8, 21.8%, 39.6%)

HSV / HSB

hsv(231.8, 35.8%, 48.2%)

CMYK

cmyk(35.8%, 30.9%, 0%, 51.8%)

LAB

lab(37.09, 7.56, -22.25)

LCH

lch(37.09, 23.5, 288.77)

OKLCH

oklch(46.1%, 0.0623, 276.73)

HWB

hwb(231.8, 31%, 51.8%)

Harmony colors

Complementary

#7b754f

Analogous

#4f6b7b

#4f557b

#5f4f7b

Triadic

#4f557b

#7b4f55

#557b4f

Split-complementary

#4f557b

#7b5f4f

#6b7b4f

Tetradic

#4f557b

#754f7b

#7b754f

#557b4f

Square

#4f557b

#7b4f6b

#7b754f

#4f7b5f

Shades

Color #4f557b mixed toward black.

#424766

#353952

#272a3d

#1a1c29

#0d0e14

Tints

Color #4f557b mixed toward white.

#636b9a

#8288af

#a1a6c3

#c0c4d7

#e0e1eb

Tones

Color #4f557b mixed toward gray.

#535877

#565a74

#5a5d70

#5e606c

#616269

Accessibility

Aa White text on this color

7.2:1

Aa Black text on this color

2.92:1

White text reads better on this background (7.2:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#525273 · ΔE 2.8

Deuteranopia

#515171 · ΔE 3.1

Tritanopia

#4f6d6b · ΔE 22.3

Achromatopsia

#575757 · ΔE 15.9

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

Code

CSS

background-color: #4f557b;

Tailwind (arbitrary value)

bg-[#4f557b]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#4f557b (#4f557b) is rgb(79, 85, 123) in RGB.

No, #4f557b is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

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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 #4f557b, or check how it holds up for accessibility.

Generate a palette → Check contrast