PANTONE 53-3-1 U

Muted Professional Blue

Technical Values

HEX#555A91

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RGB85, 90, 145

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CMYK41, 38, 0, 43

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HSL235°, 26%, 45%

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Tints & Shades

Shades — Darkening PANTONE 53-3-1 U

#555A91

#4D5284

#444874

#3A3E64

#333657

#2B2E4A

#22243A

#1A1C2D

#11121D

#08080D

Tints — Lightening PANTONE 53-3-1 U

#555A91

#6267A3

#7276AC

#8589B7

#9599C1

#A8ABCC

#B8BBD5

#CCCDE1

#DCDDEA

#EFEFF6

Color Harmonies

Complementary

#555A91

#918C55

Analogous

#557891

#555A91

#6E5591

Triadic

#555A91

#91555A

#5A9155

Nearest Pantone Colors

Name	Hex	Distance
PANTONE 10235 C	#53578E	ΔE 1.23
PANTONE 2755 U	#52558A	ΔE 2.29
PANTONE 56-1-6 CP	#5D5E96	ΔE 2.43
PANTONE P 99-14 C	#5B5B95	ΔE 2.58

CSS Implementation

Style Definitions

.color-primary {

background-color: #555A91;

color: #FFFFFF;

border: 1px solid #555A91;

background: linear-gradient(135deg, #555A91 0%, #3A3E64 100%);

}

Accessibility (WCAG)

Contrast on White Text

AA PASSAAA FAIL

Contrast on Black Text

AA FAIL

Recommendation: Use white text for optimal legibility on this color.

Color Blindness Simulation

Protanopia
#4E5F94 (Red Blind)

Deuteranopia
#4C5B8F (Green Blind)

Tritanopia
#4A636B (Blue Blind)

About This Color

PANTONE 53-3-1 U is a desaturated blue with medium tonality. Its HEX value is #555A91, placing it in the blue region of the color spectrum with a hue angle of 235°.

This mid-range tone offers excellent versatility, working in both digital interfaces and print applications. It provides strong visual impact while maintaining readability when paired with light or dark text.

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