#2b4064

Color #2b4064

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 17.21 Nearest Tailwind class slate-700 #314158 · ΔE 4.2

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Conversions

HEX

#2b4064

RGB

rgb(43, 64, 100)

HSL

hsl(217.9, 39.9%, 28%)

HSV / HSB

hsv(217.9, 57%, 39.2%)

CMYK

cmyk(57%, 36%, 0%, 60.8%)

LAB

lab(27.02, 3.52, -23.72)

LCH

lch(27.02, 23.98, 278.44)

OKLCH

oklch(37.2%, 0.0678, 260.66)

HWB

hwb(217.9, 16.9%, 60.8%)

Harmony colors

Complementary

#644f2b

Analogous

#2b5c64

#2b4064

#322b64

Triadic

#2b4064

#642b40

#40642b

Split-complementary

#2b4064

#64322b

#5c642b

Tetradic

#2b4064

#4f2b64

#644f2b

#40642b

Square

#2b4064

#642b5c

#644f2b

#2b6432

Shades

Color #2b4064 mixed toward black.

#243553

#1d2b43

#152032

#0e1521

#070b11

Tints

Color #2b4064 mixed toward white.

#3d5b8f

#5478b5

#7f9ac8

#a9bbda

#d4dded

Tones

Color #2b4064 mixed toward gray.

#30415f

#34425a

#394456

#3e4551

#43464c

Accessibility

Aa White text on this color

10.4:1

Aa Black text on this color

2.02:1

White text reads better on this background (10.4:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#35355d · ΔE 7.1

Deuteranopia

#34325b · ΔE 8

Tritanopia

#2c5755 · ΔE 21.4

Achromatopsia

#404040 · ΔE 15.7

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

Code

CSS

background-color: #2b4064;

Tailwind (arbitrary value)

bg-[#2b4064]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#2b4064 (#2b4064) is rgb(43, 64, 100) in RGB.

No, #2b4064 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 #2b4064, or check how it holds up for accessibility.

Generate a palette → Check contrast