#3B444B Hex Color

Arsenic #3b444b is a cool neutral because of its distinct blue undertones, which clearly distinguish it from warmer, earthier grays. This cool cast gives it a sharper, more technical appearance that works especially well for modern, professional, and reliable-feeling interface designs.

This color excels as a dark, moody background for tech or finance interfaces where high-contrast white text remains perfectly legible. Because it is deep and rich, avoid using it for small or intricate icons, as it may appear muddy on lower-quality screens.