PANTONE 4131 U

Neutral Gray

Technical Values

HEX#666A76

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RGB102, 106, 118

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CMYK14, 10, 0, 54

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HSL225°, 7%, 43%

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Tints & Shades

Shades — Darkening PANTONE 4131 U

#666A75

#5C606A

#51545D

#474A52

#3E4047

#34363C

#282A2E

#1F2023

#151619

#090A0B

Tints — Lightening PANTONE 4131 U

#666A75

#747986

#818692

#9295A0

#A2A5AE

#B3B5BD

#C0C2C8

#D1D2D7

#E1E2E5

#EFEFF1

Color Harmonies

Complementary

#666A76

#757166

Analogous

#667175

#666A76

#6A6675

Triadic

#666A76

#75666A

#6A7566

Nearest Pantone Colors

Name	Hex	Distance
PANTONE 2363 UP	#656A78	ΔE 1.25
PANTONE 2364 UP	#666774	ΔE 1.63
PANTONE 164-2-7 C	#636B76	ΔE 1.69
PANTONE 163-1-1 C	#616975	ΔE 1.77

CSS Implementation

Style Definitions

.color-primary {

background-color: #666A76;

color: #FFFFFF;

border: 1px solid #666A76;

background: linear-gradient(135deg, #666A76 0%, #474A52 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
#676B77 (Red Blind)

Deuteranopia
#666976 (Green Blind)

Tritanopia
#636C6E (Blue Blind)

About This Color

PANTONE 4131 U is an achromatic tone with a lightness of 43%. It works as a versatile neutral in any design system, providing balance and sophistication without competing with chromatic elements.

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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