#2c3f51

Color #2c3f51

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 6 Nearest Tailwind class slate-700 #314158 · ΔE 3.4

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Conversions

HEX

#2c3f51

RGB

rgb(44, 63, 81)

HSL

hsl(209.2, 29.6%, 24.5%)

HSV / HSB

hsv(209.2, 45.7%, 31.8%)

CMYK

cmyk(45.7%, 22.2%, 0%, 68.2%)

LAB

lab(25.82, -2.07, -13.25)

LCH

lch(25.82, 13.41, 261.12)

OKLCH

oklch(35.9%, 0.0397, 247.64)

HWB

hwb(209.2, 17.3%, 68.2%)

Harmony colors

Complementary

#513e2c

Analogous

#2c5150

#2c3f51

#2c2c51

Triadic

#2c3f51

#512c3f

#3f512c

Split-complementary

#2c3f51

#512c2c

#51502c

Tetradic

#2c3f51

#3e2c51

#513e2c

#3f512c

Square

#2c3f51

#502c51

#513e2c

#2c512c

Shades

Color #2c3f51 mixed toward black.

#253443

#1d2a36

#161f28

#0f151b

#070a0d

Tints

Color #2c3f51 mixed toward white.

#435f7b

#5980a4

#829fbb

#acbfd2

#d5dfe8

Tones

Color #2c3f51 mixed toward gray.

#2f3f4e

#323f4b

#353f48

#383f45

#3b3f42

Accessibility

Aa White text on this color

10.84:1

Aa Black text on this color

1.94:1

White text reads better on this background (10.84:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#35354d · ΔE 10.5

Deuteranopia

#34334c · ΔE 11.3

Tritanopia

#2d4a49 · ΔE 12.8

Achromatopsia

#3d3d3d · ΔE 10.4

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

Code

CSS

background-color: #2c3f51;

Tailwind (arbitrary value)

bg-[#2c3f51]

Related colors

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#2c3f51 (#2c3f51) is rgb(44, 63, 81) in RGB.

No, #2c3f51 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

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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 #2c3f51, or check how it holds up for accessibility.

Generate a palette → Check contrast