#405f63

Color #405f63

A muted dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 7.39 Nearest Tailwind class mist-600 #4b585b · ΔE 6.2

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Conversions

HEX

#405f63

RGB

rgb(64, 95, 99)

HSL

hsl(186.9, 21.5%, 32%)

HSV / HSB

hsv(186.9, 35.4%, 38.8%)

CMYK

cmyk(35.4%, 4%, 0%, 61.2%)

LAB

lab(38.15, -10.2, -5.91)

LCH

lch(38.15, 11.79, 210.09)

OKLCH

oklch(46.3%, 0.0369, 206.08)

HWB

hwb(186.9, 25.1%, 61.2%)

Harmony colors

Complementary

#634440

Analogous

#406356

#405f63

#404e63

Triadic

#405f63

#63405f

#5f6340

Split-complementary

#405f63

#63404e

#635640

Tetradic

#405f63

#444063

#634440

#5f6340

Square

#405f63

#564063

#634440

#4e6340

Shades

Color #405f63 mixed toward black.

#354f53

#2b3f42

#203032

#152021

#0b1011

Tints

Color #405f63 mixed toward white.

#578186

#739fa4

#96b7bb

#b9cfd2

#dce7e8

Tones

Color #405f63 mixed toward gray.

#435d60

#465b5d

#49585a

#4c5657

#4f5455

Accessibility

Aa White text on this color

6.92:1

Aa Black text on this color

3.04:1

White text reads better on this background (6.92:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4f4f62 · ΔE 17.5

Deuteranopia

#4d4b62 · ΔE 19.6

Tritanopia

#426161 · ΔE 2.2

Achromatopsia

#5a5a5a · ΔE 12

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

Code

CSS

background-color: #405f63;

Tailwind (arbitrary value)

bg-[#405f63]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#405f63 (#405f63) is rgb(64, 95, 99) in RGB.

No, #405f63 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 #405f63, or check how it holds up for accessibility.

Generate a palette → Check contrast