#424e7b

Color #424e7b

A muted dark blue.

Closest named color Steel Blue #4682b4 · ΔE 22.73 Nearest Tailwind class slate-600 #45556c · ΔE 7.1

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Conversions

HEX

#424e7b

RGB

rgb(66, 78, 123)

HSL

hsl(227.4, 30.2%, 37.1%)

HSV / HSB

hsv(227.4, 46.3%, 48.2%)

CMYK

cmyk(46.3%, 36.6%, 0%, 51.8%)

LAB

lab(34.06, 8.22, -27.07)

LCH

lch(34.06, 28.29, 286.89)

OKLCH

oklch(43.5%, 0.0761, 271.58)

HWB

hwb(227.4, 25.9%, 51.8%)

Harmony colors

Complementary

#7b6f42

Analogous

#426b7b

#424e7b

#53427b

Triadic

#424e7b

#7b424e

#4e7b42

Split-complementary

#424e7b

#7b5342

#6b7b42

Tetradic

#424e7b

#6f427b

#7b6f42

#4e7b42

Square

#424e7b

#7b426b

#7b6f42

#427b53

Shades

Color #424e7b mixed toward black.

#374167

#2c3452

#21273e

#161a29

#0b0d15

Tints

Color #424e7b mixed toward white.

#55649e

#7481b4

#97a1c7

#b9c0da

#dce0ec

Tones

Color #424e7b mixed toward gray.

#475176

#4c5472

#50566d

#555968

#5a5c63

Accessibility

Aa White text on this color

8.05:1

Aa Black text on this color

2.61:1

White text reads better on this background (8.05:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#474872 · ΔE 3.8

Deuteranopia

#474670 · ΔE 4.6

Tritanopia

#436a69 · ΔE 23.5

Achromatopsia

#505050 · ΔE 17.7

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

Code

CSS

background-color: #424e7b;

Tailwind (arbitrary value)

bg-[#424e7b]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#424e7b (#424e7b) is rgb(66, 78, 123) in RGB.

No, #424e7b 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 #424e7b, or check how it holds up for accessibility.

Generate a palette → Check contrast