#3b477e

Color #3b477e

A muted dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 16.91 Nearest Tailwind class blue-900 #1c398e · ΔE 6.6

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

Conversions

HEX

#3b477e

RGB

rgb(59, 71, 126)

HSL

hsl(229.3, 36.2%, 36.3%)

HSV / HSB

hsv(229.3, 53.2%, 49.4%)

CMYK

cmyk(53.2%, 43.7%, 0%, 50.6%)

LAB

lab(31.67, 11.99, -32.73)

LCH

lch(31.67, 34.86, 290.12)

OKLCH

oklch(41.5%, 0.0929, 272.47)

HWB

hwb(229.3, 23.1%, 50.6%)

Harmony colors

Complementary

#7e723b

Analogous

#3b697e

#3b477e

#513b7e

Triadic

#3b477e

#7e3b47

#477e3b

Split-complementary

#3b477e

#7e513b

#697e3b

Tetradic

#3b477e

#723b7e

#7e723b

#477e3b

Square

#3b477e

#7e3b69

#7e723b

#3b7e51

Shades

Color #3b477e mixed toward black.

#313b69

#272f54

#1e243f

#14182a

#0a0c15

Tints

Color #3b477e mixed toward white.

#4c5ca3

#6c79ba

#909bcb

#b5bcdc

#dadeee

Tones

Color #3b477e mixed toward gray.

#414b78

#464e73

#4c526d

#515568

#575962

Accessibility

Aa White text on this color

8.79:1

Aa Black text on this color

2.39:1

White text reads better on this background (8.79:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#414174 · ΔE 3.7

Deuteranopia

#403f71 · ΔE 4.4

Tritanopia

#3c6b68 · ΔE 26.5

Achromatopsia

#4b4b4b · ΔE 20.1

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

Code

CSS

background-color: #3b477e;

Tailwind (arbitrary value)

bg-[#3b477e]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#3b477e (#3b477e) is rgb(59, 71, 126) in RGB.

No, #3b477e 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 #3b477e, or check how it holds up for accessibility.

Generate a palette → Check contrast