#2c3591

Color #2c3591

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 10.73 Nearest Tailwind class blue-900 #1c398e · ΔE 3

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Conversions

HEX

#2c3591

RGB

rgb(44, 53, 145)

HSL

hsl(234.7, 53.4%, 37.1%)

HSV / HSB

hsv(234.7, 69.7%, 56.9%)

CMYK

cmyk(69.7%, 63.4%, 0%, 43.1%)

LAB

lab(27.09, 27.97, -51.95)

LCH

lch(27.09, 59, 298.3)

OKLCH

oklch(38.3%, 0.1501, 272.75)

HWB

hwb(234.7, 17.3%, 43.1%)

Harmony colors

Complementary

#91882c

Analogous

#2c6891

#2c3591

#562c91

Triadic

#2c3591

#912c35

#35912c

Split-complementary

#2c3591

#91562c

#68912c

Tetradic

#2c3591

#882c91

#91882c

#35912c

Square

#2c3591

#912c68

#91882c

#2c9156

Shades

Color #2c3591 mixed toward black.

#252c79

#1d2361

#161b49

#0f1230

#070918

Tints

Color #2c3591 mixed toward white.

#3944ba

#5b65cd

#848cda

#adb2e6

#d6d9f3

Tones

Color #2c3591 mixed toward gray.

#353c89

#3d4380

#454a78

#4e516f

#565867

Accessibility

Aa White text on this color

10.37:1

Aa Black text on this color

2.03:1

White text reads better on this background (10.37:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#303082 · ΔE 2.8

Deuteranopia

#302f7e · ΔE 3.5

Tritanopia

#2c7471 · ΔE 33.9

Achromatopsia

#404040 · ΔE 25.5

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

Code

CSS

background-color: #2c3591;

Tailwind (arbitrary value)

bg-[#2c3591]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#2c3591 (#2c3591) is rgb(44, 53, 145) in RGB.

No, #2c3591 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 #2c3591, or check how it holds up for accessibility.

Generate a palette → Check contrast