#374b85

Color #374b85

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 16.93 Nearest Tailwind class blue-900 #1c398e · ΔE 6.4

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Conversions

HEX

#374b85

RGB

rgb(55, 75, 133)

HSL

hsl(224.6, 41.5%, 36.9%)

HSV / HSB

hsv(224.6, 58.6%, 52.2%)

CMYK

cmyk(58.6%, 43.6%, 0%, 47.8%)

LAB

lab(33, 10.83, -34.98)

LCH

lch(33, 36.62, 287.2)

OKLCH

oklch(42.6%, 0.0995, 267.75)

HWB

hwb(224.6, 21.6%, 47.8%)

Harmony colors

Complementary

#857137

Analogous

#377285

#374b85

#4a3785

Triadic

#374b85

#85374b

#4b8537

Split-complementary

#374b85

#854a37

#728537

Tetradic

#374b85

#713785

#857137

#4b8537

Square

#374b85

#853772

#857137

#37854a

Shades

Color #374b85 mixed toward black.

#2e3f6f

#253259

#1c2643

#12192c

#090d16

Tints

Color #374b85 mixed toward white.

#4760ab

#677ec0

#8d9ed0

#b3bfe0

#d9dfef

Tones

Color #374b85 mixed toward gray.

#3e4e7f

#445178

#4b5572

#51586b

#585b65

Accessibility

Aa White text on this color

8.37:1

Aa Black text on this color

2.51:1

White text reads better on this background (8.37:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#41417a · ΔE 5.5

Deuteranopia

#3f3e77 · ΔE 6.2

Tritanopia

#38706e · ΔE 26.4

Achromatopsia

#4e4e4e · ΔE 20.4

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

Code

CSS

background-color: #374b85;

Tailwind (arbitrary value)

bg-[#374b85]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#374b85 (#374b85) is rgb(55, 75, 133) in RGB.

No, #374b85 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 #374b85, or check how it holds up for accessibility.

Generate a palette → Check contrast