#3f5c9d

Color #3f5c9d

A moderately saturated medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 18.76 Nearest Tailwind class sky-800 #00598a · ΔE 8.6

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Conversions

HEX

#3f5c9d

RGB

rgb(63, 92, 157)

HSL

hsl(221.5, 42.7%, 43.1%)

HSV / HSB

hsv(221.5, 59.9%, 61.6%)

CMYK

cmyk(59.9%, 41.4%, 0%, 38.4%)

LAB

lab(39.82, 9.94, -38.65)

LCH

lch(39.82, 39.91, 284.42)

OKLCH

oklch(48.5%, 0.1104, 264.54)

HWB

hwb(221.5, 24.7%, 38.4%)

Harmony colors

Complementary

#9d803f

Analogous

#3f8b9d

#3f5c9d

#513f9d

Triadic

#3f5c9d

#9d3f5c

#5c9d3f

Split-complementary

#3f5c9d

#9d513f

#8b9d3f

Tetradic

#3f5c9d

#803f9d

#9d803f

#5c9d3f

Square

#3f5c9d

#9d3f8b

#9d803f

#3f9d51

Shades

Color #3f5c9d mixed toward black.

#344d83

#2a3d69

#1f2e4e

#151f34

#0a0f1a

Tints

Color #3f5c9d mixed toward white.

#5272ba

#758ec8

#97abd5

#bac7e3

#dce3f1

Tones

Color #3f5c9d mixed toward gray.

#475f95

#4f628d

#566585

#5e687e

#666b76

Accessibility

Aa White text on this color

6.5:1

Aa Black text on this color

3.23:1

White text reads better on this background (6.5:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4d4d91 · ΔE 7.5

Deuteranopia

#4b498d · ΔE 8.6

Tritanopia

#418683 · ΔE 28.1

Achromatopsia

#5e5e5e · ΔE 21.3

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

Code

CSS

background-color: #3f5c9d;

Tailwind (arbitrary value)

bg-[#3f5c9d]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#3f5c9d (#3f5c9d) is rgb(63, 92, 157) in RGB.

No, #3f5c9d 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 #3f5c9d, or check how it holds up for accessibility.

Generate a palette → Check contrast