#375b8b

Color #375b8b

A moderately saturated dark blue.

Closest named color Steel Blue #4682b4 · ΔE 15.89 Nearest Tailwind class sky-800 #00598a · ΔE 5.8

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

Conversions

HEX

#375b8b

RGB

rgb(55, 91, 139)

HSL

hsl(214.3, 43.3%, 38%)

HSV / HSB

hsv(214.3, 60.4%, 54.5%)

CMYK

cmyk(60.4%, 34.5%, 0%, 45.5%)

LAB

lab(38.12, 2.55, -30.53)

LCH

lch(38.12, 30.64, 274.77)

OKLCH

oklch(46.7%, 0.0889, 256.07)

HWB

hwb(214.3, 21.6%, 45.5%)

Harmony colors

Complementary

#8b6737

Analogous

#37858b

#375b8b

#3d378b

Triadic

#375b8b

#8b375b

#5b8b37

Split-complementary

#375b8b

#8b3d37

#858b37

Tetradic

#375b8b

#67378b

#8b6737

#5b8b37

Square

#375b8b

#8b3785

#8b6737

#378b3d

Shades

Color #375b8b mixed toward black.

#2e4c74

#253d5d

#1b2d45

#121e2e

#090f17

Tints

Color #375b8b mixed toward white.

#4674b1

#688fc3

#8eabd2

#b3c7e1

#d9e3f0

Tones

Color #375b8b mixed toward gray.

#3e5c84

#455d7d

#4c5e76

#535f6f

#5a6068

Accessibility

Aa White text on this color

6.93:1

Aa Black text on this color

3.03:1

White text reads better on this background (6.93:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#494a81 · ΔE 9.6

Deuteranopia

#47447f · ΔE 11.1

Tritanopia

#397977 · ΔE 23.3

Achromatopsia

#5a5a5a · ΔE 18.2

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

Code

CSS

background-color: #375b8b;

Tailwind (arbitrary value)

bg-[#375b8b]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#375b8b (#375b8b) is rgb(55, 91, 139) in RGB.

No, #375b8b 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.

Try it → Generators

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 #375b8b, or check how it holds up for accessibility.

Generate a palette → Check contrast