#554f90

Color #554f90

A muted medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 11.37 Nearest Tailwind class slate-600 #45556c · ΔE 9.8

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Conversions

HEX

#554f90

RGB

rgb(85, 79, 144)

HSL

hsl(245.5, 29.1%, 43.7%)

HSV / HSB

hsv(245.5, 45.1%, 56.5%)

CMYK

cmyk(41%, 45.1%, 0%, 43.5%)

LAB

lab(37, 19.4, -35.22)

LCH

lch(37, 40.21, 298.85)

OKLCH

oklch(46.5%, 0.1033, 285.84)

HWB

hwb(245.5, 31%, 43.5%)

Harmony colors

Complementary

#8a904f

Analogous

#4f6990

#554f90

#754f90

Triadic

#554f90

#90554f

#4f9055

Split-complementary

#554f90

#90754f

#69904f

Tetradic

#554f90

#904f8a

#8a904f

#4f9055

Square

#554f90

#904f69

#8a904f

#4f9075

Shades

Color #554f90 mixed toward black.

#474278

#393560

#2a2848

#1c1a30

#0e0d18

Tints

Color #554f90 mixed toward white.

#6b65aa

#8983bb

#a6a2cc

#c4c1dd

#e1e0ee

Tones

Color #554f90 mixed toward gray.

#59548a

#5e5a85

#625f80

#67657a

#6b6a75

Accessibility

Aa White text on this color

7.22:1

Aa Black text on this color

2.91:1

White text reads better on this background (7.22:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#525284 · ΔE 3.3

Deuteranopia

#535381 · ΔE 4.2

Tritanopia

#557977 · ΔE 27.1

Achromatopsia

#575757 · ΔE 21.9

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

Code

CSS

background-color: #554f90;

Tailwind (arbitrary value)

bg-[#554f90]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#554f90 (#554f90) is rgb(85, 79, 144) in RGB.

No, #554f90 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 #554f90, or check how it holds up for accessibility.

Generate a palette → Check contrast