#372ea4

Color #372ea4

A moderately saturated medium blue.

Closest named color Rebecca Purple #663399 · ΔE 15.91 Nearest Tailwind class indigo-800 #372aac · ΔE 1.5

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Conversions

HEX

#372ea4

RGB

rgb(55, 46, 164)

HSL

hsl(244.6, 56.2%, 41.2%)

HSV / HSB

hsv(244.6, 72%, 64.3%)

CMYK

cmyk(66.5%, 72%, 0%, 35.7%)

LAB

lab(27.97, 40.48, -62.08)

LCH

lch(27.97, 74.11, 303.11)

OKLCH

oklch(39.6%, 0.1808, 277.63)

HWB

hwb(244.6, 18%, 35.7%)

Harmony colors

Complementary

#9ba42e

Analogous

#2e60a4

#372ea4

#722ea4

Triadic

#372ea4

#a4372e

#2ea437

Split-complementary

#372ea4

#a4722e

#60a42e

Tetradic

#372ea4

#a42e9b

#9ba42e

#2ea437

Square

#372ea4

#a42e60

#9ba42e

#2ea472

Shades

Color #372ea4 mixed toward black.

#2e2689

#251f6d

#1c1752

#120f37

#09081b

Tints

Color #372ea4 mixed toward white.

#473cc8

#6b63d3

#908ade

#b5b1e9

#dad8f4

Tones

Color #372ea4 mixed toward gray.

#3f389a

#484290

#504c87

#58557d

#615f73

Accessibility

Aa White text on this color

10.05:1

Aa Black text on this color

2.09:1

White text reads better on this background (10.05:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#333392 · ΔE 3.4

Deuteranopia

#34348d · ΔE 4.2

Tritanopia

#37827e · ΔE 38.2

Achromatopsia

#424242 · ΔE 27.8

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

Code

CSS

background-color: #372ea4;

Tailwind (arbitrary value)

bg-[#372ea4]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#372ea4 (#372ea4) is rgb(55, 46, 164) in RGB.

No, #372ea4 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 #372ea4, or check how it holds up for accessibility.

Generate a palette → Check contrast