#3a37a7

Color #3a37a7

A moderately saturated medium blue.

Closest named color Rebecca Purple #663399 · ΔE 14.39 Nearest Tailwind class indigo-800 #372aac · ΔE 3.4

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Conversions

HEX

#3a37a7

RGB

rgb(58, 55, 167)

HSL

hsl(241.6, 50.5%, 43.5%)

HSV / HSB

hsv(241.6, 67.1%, 65.5%)

CMYK

cmyk(65.3%, 67.1%, 0%, 34.5%)

LAB

lab(30.45, 36.48, -59.8)

LCH

lch(30.45, 70.05, 301.38)

OKLCH

oklch(41.6%, 0.1737, 276.88)

HWB

hwb(241.6, 21.6%, 34.5%)

Harmony colors

Complementary

#a4a737

Analogous

#376ca7

#3a37a7

#7237a7

Triadic

#3a37a7

#a73a37

#37a73a

Split-complementary

#3a37a7

#a77237

#6ca737

Tetradic

#3a37a7

#a737a4

#a4a737

#37a73a

Square

#3a37a7

#a7376c

#a4a737

#37a772

Shades

Color #3a37a7 mixed toward black.

#302e8b

#27256f

#1d1b53

#131238

#0a091c

Tints

Color #3a37a7 mixed toward white.

#4e4ac4

#716ecf

#9593db

#b8b7e7

#dcdbf3

Tones

Color #3a37a7 mixed toward gray.

#43409e

#4c4a94

#54538b

#5d5c82

#666678

Accessibility

Aa White text on this color

9.19:1

Aa Black text on this color

2.28:1

White text reads better on this background (9.19:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#393995 · ΔE 2.9

Deuteranopia

#393991 · ΔE 3.6

Tritanopia

#3a8581 · ΔE 37.4

Achromatopsia

#484848 · ΔE 27.3

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

Code

CSS

background-color: #3a37a7;

Tailwind (arbitrary value)

bg-[#3a37a7]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#3a37a7 (#3a37a7) is rgb(58, 55, 167) in RGB.

No, #3a37a7 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 #3a37a7, or check how it holds up for accessibility.

Generate a palette → Check contrast