Dull Blue — Dull Blue is a distinctive shade whose name reflects its overall visual character. It belongs to the Blue family: a medium-toned, muted tone with hex code #49759C and RGB values of 73, 117, 156. Its dominant channel values give it a cool undertone that reads as muted rather than flat. Dull Blue pairs well with deep charcoal or black for contrast and works nicely in textile and fashion design. Nearest neighbors: cobalt.