#3b3b45

Color #3b3b45

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 6.75 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 2.1

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Conversions

HEX

#3b3b45

RGB

rgb(59, 59, 69)

HSL

hsl(240, 7.8%, 25.1%)

HSV / HSB

hsv(240, 14.5%, 27.1%)

CMYK

cmyk(14.5%, 14.5%, 0%, 72.9%)

LAB

lab(25.22, 2.42, -6.13)

LCH

lch(25.22, 6.59, 291.54)

OKLCH

oklch(35.6%, 0.0172, 285.49)

HWB

hwb(240, 23.1%, 72.9%)

Harmony colors

Complementary

#45453b

Analogous

#3b4045

#3b3b45

#403b45

Triadic

#3b3b45

#453b3b

#3b453b

Split-complementary

#3b3b45

#45403b

#40453b

Tetradic

#3b3b45

#453b45

#45453b

#3b453b

Square

#3b3b45

#453b40

#45453b

#3b4540

Shades

Color #3b3b45 mixed toward black.

#313139

#27272e

#1e1e22

#141417

#0a0a0b

Tints

Color #3b3b45 mixed toward white.

#585867

#76768a

#9898a7

#babac4

#dddde2

Tones

Color #3b3b45 mixed toward gray.

#3c3c44

#3d3d43

#3e3e43

#3e3e42

#3f3f41

Accessibility

Aa White text on this color

11.07:1

Aa Black text on this color

1.9:1

White text reads better on this background (11.07:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3b3b43 · ΔE 1.1

Deuteranopia

#3b3b42 · ΔE 1.7

Tritanopia

#3b4140 · ΔE 8.6

Achromatopsia

#3c3c3c · ΔE 6.1

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

Code

CSS

background-color: #3b3b45;

Tailwind (arbitrary value)

bg-[#3b3b45]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#3b3b45 (#3b3b45) is rgb(59, 59, 69) in RGB.

No, #3b3b45 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 #3b3b45, or check how it holds up for accessibility.

Generate a palette → Check contrast