#3b4156

Color #3b4156

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 8.38 Nearest Tailwind class gray-700 #364153 · ΔE 3.3

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Conversions

HEX

#3b4156

RGB

rgb(59, 65, 86)

HSL

hsl(226.7, 18.6%, 28.4%)

HSV / HSB

hsv(226.7, 31.4%, 33.7%)

CMYK

cmyk(31.4%, 24.4%, 0%, 66.3%)

LAB

lab(27.8, 3.12, -13.37)

LCH

lch(27.8, 13.73, 283.14)

OKLCH

oklch(37.9%, 0.0369, 272.17)

HWB

hwb(226.7, 23.1%, 66.3%)

Harmony colors

Complementary

#56503b

Analogous

#3b4e56

#3b4156

#423b56

Triadic

#3b4156

#563b41

#41563b

Split-complementary

#3b4156

#56423b

#4e563b

Tetradic

#3b4156

#503b56

#56503b

#41563b

Square

#3b4156

#563b4e

#56503b

#3b5642

Shades

Color #3b4156 mixed toward black.

#313648

#272b39

#1d202b

#14161d

#0a0b0e

Tints

Color #3b4156 mixed toward white.

#545c7a

#6f799c

#939ab5

#b7bccd

#dbdde6

Tones

Color #3b4156 mixed toward gray.

#3d4254

#3f4351

#42454f

#44464d

#46474b

Accessibility

Aa White text on this color

10.11:1

Aa Black text on this color

2.08:1

White text reads better on this background (10.11:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3e3e52 · ΔE 2.9

Deuteranopia

#3d3d50 · ΔE 3

Tritanopia

#3b4e4d · ΔE 15.3

Achromatopsia

#424242 · ΔE 10.7

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

Code

CSS

background-color: #3b4156;

Tailwind (arbitrary value)

bg-[#3b4156]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#3b4156 (#3b4156) is rgb(59, 65, 86) in RGB.

No, #3b4156 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 #3b4156, or check how it holds up for accessibility.

Generate a palette → Check contrast