#406c81

Color #406c81

A muted dark cyan.

Closest named color Slate Gray #708090 · ΔE 13.04 Nearest Tailwind class cyan-700 #007595 · ΔE 5.9

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Conversions

HEX

#406c81

RGB

rgb(64, 108, 129)

HSL

hsl(199.4, 33.7%, 37.8%)

HSV / HSB

hsv(199.4, 50.4%, 50.6%)

CMYK

cmyk(50.4%, 16.3%, 0%, 49.4%)

LAB

lab(43.36, -9, -16.33)

LCH

lch(43.36, 18.65, 241.14)

OKLCH

oklch(50.8%, 0.059, 230.16)

HWB

hwb(199.4, 25.1%, 49.4%)

Harmony colors

Complementary

#815540

Analogous

#408175

#406c81

#404b81

Triadic

#406c81

#81406c

#6c8140

Split-complementary

#406c81

#81404b

#817540

Tetradic

#406c81

#554081

#815540

#6c8140

Square

#406c81

#754081

#815540

#4b8140

Shades

Color #406c81 mixed toward black.

#355a6b

#2b4856

#203640

#15242b

#0b1215

Tints

Color #406c81 mixed toward white.

#5189a4

#72a2b9

#95b9ca

#b8d0dc

#dce8ed

Tones

Color #406c81 mixed toward gray.

#456a7b

#4b6876

#506671

#56646b

#5b6266

Accessibility

Aa White text on this color

5.71:1

Aa Black text on this color

3.68:1

White text reads better on this background (5.71:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#56577c · ΔE 17.7

Deuteranopia

#54507b · ΔE 19.3

Tritanopia

#437878 · ΔE 11.4

Achromatopsia

#666666 · ΔE 14.3

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

Code

CSS

background-color: #406c81;

Tailwind (arbitrary value)

bg-[#406c81]

Related colors

Sky Blue #87ceeb

Light Sky Blue #87cefa

Deep Sky Blue #00bfff

Charcoal #36454f

Light Blue #add8e6

Steel Blue #4682b4

Frequently asked questions

#406c81 (#406c81) is rgb(64, 108, 129) in RGB.

No, #406c81 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 #406c81, or check how it holds up for accessibility.

Generate a palette → Check contrast