#545b81

Color #545b81

A muted medium blue.

Closest named color Steel Blue #4682b4 · ΔE 19.82 Nearest Tailwind class slate-600 #45556c · ΔE 7.5

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Conversions

HEX

#545b81

RGB

rgb(84, 91, 129)

HSL

hsl(230.7, 21.1%, 41.8%)

HSV / HSB

hsv(230.7, 34.9%, 50.6%)

CMYK

cmyk(34.9%, 29.5%, 0%, 49.4%)

LAB

lab(39.5, 7.06, -22.17)

LCH

lch(39.5, 23.27, 287.66)

OKLCH

oklch(48.1%, 0.0619, 275.75)

HWB

hwb(230.7, 32.9%, 49.4%)

Harmony colors

Complementary

#817a54

Analogous

#547281

#545b81

#645481

Triadic

#545b81

#81545b

#5b8154

Split-complementary

#545b81

#816454

#728154

Tetradic

#545b81

#7a5481

#817a54

#5b8154

Square

#545b81

#815472

#817a54

#548164

Shades

Color #545b81 mixed toward black.

#464c6c

#383d56

#2a2e41

#1c1e2b

#0e0f16

Tints

Color #545b81 mixed toward white.

#69719d

#878eb1

#a5aac4

#c3c6d8

#e1e3eb

Tones

Color #545b81 mixed toward gray.

#585e7d

#5c607a

#5f6376

#636572

#67686e

Accessibility

Aa White text on this color

6.58:1

Aa Black text on this color

3.19:1

White text reads better on this background (6.58:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#575779 · ΔE 3

Deuteranopia

#575677 · ΔE 3.6

Tritanopia

#547271 · ΔE 21.6

Achromatopsia

#5d5d5d · ΔE 15.8

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

Code

CSS

background-color: #545b81;

Tailwind (arbitrary value)

bg-[#545b81]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#545b81 (#545b81) is rgb(84, 91, 129) in RGB.

No, #545b81 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 #545b81, or check how it holds up for accessibility.

Generate a palette → Check contrast