PANTONE 378 XGC

Rich Dark Yellow

Technical Values

HEX#666A1E

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RGB102, 106, 30

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CMYK4, 0, 72, 58

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HSL63°, 56%, 27%

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Tints & Shades

Shades — Darkening PANTONE 378 XGC

#686B1E

#5C5F1B

#545819

#494C15

#3D4012

#363810

#2A2C0C

#1F2009

#131406

#0C0C03

Tints — Lightening PANTONE 378 XGC

#686B1E

#828726

#A1A72F

#BCC337

#C7CE50

#D1D770

#DADE8C

#E3E6A7

#ECEEC3

#F6F7E3

Color Harmonies

Complementary

#666A1E

#221E6B

Analogous

#6B491E

#666A1E

#416B1E

Triadic

#666A1E

#1E686B

#6B1E68

Nearest Pantone Colors

Name	Hex	Distance
PANTONE 135-5-5 C	#5D6316	ΔE 3.13
PANTONE 2307 CP	#636A25	ΔE 3.56
PANTONE 138-2-5 CP	#646411	ΔE 3.92
PANTONE P 162-16 C	#5F6822	ΔE 3.93

CSS Implementation

Style Definitions

.color-primary {

background-color: #666A1E;

color: #FFFFFF;

border: 1px solid #666A1E;

background: linear-gradient(135deg, #666A1E 0%, #494C15 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
#79621A (Red Blind)

Deuteranopia
#7A6520 (Green Blind)

Tritanopia
#735F53 (Blue Blind)

About This Color

PANTONE 378 XGC is a moderately saturated yellow with dark tonality. Its HEX value is #666A1E, placing it in the yellow region of the color spectrum with a hue angle of 63°.

This darker shade conveys depth and authority, making it ideal for premium branding, typographic elements, and high-contrast design compositions.

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