#3f555d

Color #3f555d

A muted dark cyan.

Closest named color Charcoal #36454f · ΔE 6.99 Nearest Tailwind class mist-600 #4b585b · ΔE 3.8

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Conversions

HEX

#3f555d

RGB

rgb(63, 85, 93)

HSL

hsl(196, 19.2%, 30.6%)

HSV / HSB

hsv(196, 32.3%, 36.5%)

CMYK

cmyk(32.3%, 8.6%, 0%, 63.5%)

LAB

lab(34.69, -6.21, -7.37)

LCH

lch(34.69, 9.64, 229.88)

OKLCH

oklch(43.5%, 0.0299, 222.16)

HWB

hwb(196, 24.7%, 63.5%)

Harmony colors

Complementary

#5d473f

Analogous

#3f5d56

#3f555d

#3f465d

Triadic

#3f555d

#5d3f55

#555d3f

Split-complementary

#3f555d

#5d3f46

#5d563f

Tetradic

#3f555d

#473f5d

#5d473f

#555d3f

Square

#3f555d

#563f5d

#5d473f

#465d3f

Shades

Color #3f555d mixed toward black.

#35474e

#2a393e

#202b2f

#151c1f

#0b0e10

Tints

Color #3f555d mixed toward white.

#577580

#7294a0

#96aeb8

#b9c9cf

#dce4e7

Tones

Color #3f555d mixed toward gray.

#42545b

#445358

#475256

#495053

#4c4f51

Accessibility

Aa White text on this color

7.87:1

Aa Black text on this color

2.67:1

White text reads better on this background (7.87:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#494a5b · ΔE 12.7

Deuteranopia

#48465b · ΔE 15.4

Tritanopia

#405a59 · ΔE 5.9

Achromatopsia

#525252 · ΔE 9.4

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

Code

CSS

background-color: #3f555d;

Tailwind (arbitrary value)

bg-[#3f555d]

Related colors

Deep Sky Blue #00bfff

Light Blue #add8e6

Sky Blue #87ceeb

Light Sky Blue #87cefa

Charcoal #36454f

Powder Blue #b0e0e6

Frequently asked questions

#3f555d (#3f555d) is rgb(63, 85, 93) in RGB.

No, #3f555d 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 #3f555d, or check how it holds up for accessibility.

Generate a palette → Check contrast