#311e68

Color #311e68

A moderately saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 9.85 Nearest Tailwind class violet-950 #2f0d68 · ΔE 3.9

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Conversions

HEX

#311e68

RGB

rgb(49, 30, 104)

HSL

hsl(255.4, 55.2%, 26.3%)

HSV / HSB

hsv(255.4, 71.2%, 40.8%)

CMYK

cmyk(52.9%, 71.2%, 0%, 59.2%)

LAB

lab(18.28, 29.41, -40.3)

LCH

lch(18.28, 49.89, 306.12)

OKLCH

oklch(30.8%, 0.1222, 288.95)

HWB

hwb(255.4, 11.8%, 59.2%)

Harmony colors

Complementary

#55681e

Analogous

#1e3068

#311e68

#561e68

Triadic

#311e68

#68311e

#1e6831

Split-complementary

#311e68

#68561e

#30681e

Tetradic

#311e68

#681e55

#55681e

#1e6831

Square

#311e68

#681e30

#55681e

#1e6856

Shades

Color #311e68 mixed toward black.

#291957

#211445

#190f34

#100a23

#080511

Tints

Color #311e68 mixed toward white.

#482c99

#603dc7

#886dd5

#b09ee3

#d7cef1

Tones

Color #311e68 mixed toward gray.

#342462

#372a5c

#3a3156

#3d374f

#403d49

Accessibility

Aa White text on this color

13.85:1

Aa Black text on this color

1.52:1

White text reads better on this background (13.85:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2a2a5c · ΔE 6.1

Deuteranopia

#2b2c59 · ΔE 7.3

Tritanopia

#30524f · ΔE 28.6

Achromatopsia

#2d2d2d · ΔE 24.1

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

Code

CSS

background-color: #311e68;

Tailwind (arbitrary value)

bg-[#311e68]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Navy #000080

Frequently asked questions

#311e68 (#311e68) is rgb(49, 30, 104) in RGB.

No, #311e68 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 #311e68, or check how it holds up for accessibility.

Generate a palette → Check contrast