#313a56

Color #313a56

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 13.22 Nearest Tailwind class slate-700 #314158 · ΔE 4.7

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Conversions

HEX

#313a56

RGB

rgb(49, 58, 86)

HSL

hsl(225.4, 27.4%, 26.5%)

HSV / HSB

hsv(225.4, 43%, 33.7%)

CMYK

cmyk(43%, 32.6%, 0%, 66.3%)

LAB

lab(24.8, 4.47, -18.07)

LCH

lch(24.8, 18.61, 283.89)

OKLCH

oklch(35.3%, 0.0505, 270)

HWB

hwb(225.4, 19.2%, 66.3%)

Harmony colors

Complementary

#564d31

Analogous

#314d56

#313a56

#3b3156

Triadic

#313a56

#56313a

#3a5631

Split-complementary

#313a56

#563b31

#4d5631

Tetradic

#313a56

#4d3156

#564d31

#3a5631

Square

#313a56

#56314d

#564d31

#31563b

Shades

Color #313a56 mixed toward black.

#293048

#212739

#191d2b

#10131d

#080a0e

Tints

Color #313a56 mixed toward white.

#48557e

#6070a4

#8894bb

#afb8d2

#d7dbe8

Tones

Color #313a56 mixed toward gray.

#343c53

#373d50

#3a3f4d

#3d404a

#404247

Accessibility

Aa White text on this color

11.23:1

Aa Black text on this color

1.87:1

White text reads better on this background (11.23:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#353550 · ΔE 3.9

Deuteranopia

#35344f · ΔE 4.4

Tritanopia

#314b4a · ΔE 18.8

Achromatopsia

#3b3b3b · ΔE 13.4

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

Code

CSS

background-color: #313a56;

Tailwind (arbitrary value)

bg-[#313a56]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#313a56 (#313a56) is rgb(49, 58, 86) in RGB.

No, #313a56 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #313a56, or check how it holds up for accessibility.

Generate a palette → Check contrast