#313663

Color #313663

A muted dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 21.64 Nearest Tailwind class blue-950 #162456 · ΔE 6.1

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#313663

RGB

rgb(49, 54, 99)

HSL

hsl(234, 33.8%, 29%)

HSV / HSB

hsv(234, 50.5%, 38.8%)

CMYK

cmyk(50.5%, 45.5%, 0%, 61.2%)

LAB

lab(24.3, 11.6, -27.35)

LCH

lch(24.3, 29.71, 292.98)

OKLCH

oklch(35.2%, 0.078, 276.85)

HWB

hwb(234, 19.2%, 61.2%)

Harmony colors

Complementary

#635e31

Analogous

#314f63

#313663

#453163

Triadic

#313663

#633136

#366331

Split-complementary

#313663

#634531

#4f6331

Tetradic

#313663

#5e3163

#635e31

#366331

Square

#313663

#63314f

#635e31

#316345

Shades

Color #313663 mixed toward black.

#292d52

#212442

#181b31

#101221

#080910

Tints

Color #313663 mixed toward white.

#454c8b

#5e66af

#868cc3

#aeb2d7

#d7d9eb

Tones

Color #313663 mixed toward gray.

#35395f

#393d5b

#3d4056

#424352

#46474e

Accessibility

Aa White text on this color

11.42:1

Aa Black text on this color

1.84:1

White text reads better on this background (11.42:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#33335b · ΔE 2.3

Deuteranopia

#333358 · ΔE 3

Tritanopia

#315351 · ΔE 24.7

Achromatopsia

#3a3a3a · ΔE 18.6

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

Code

CSS

background-color: #313663;

Tailwind (arbitrary value)

bg-[#313663]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#313663 (#313663) is rgb(49, 54, 99) in RGB.

No, #313663 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.

Try it → Accessibility

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 #313663, or check how it holds up for accessibility.

Generate a palette → Check contrast