Swamp — Swamp has the murky, muted green associated with swamp water, giving it its name. It belongs to the Green family: a dark, muted tone with hex code #698339 and RGB values of 105, 131, 57. Its dominant channel values give it a warm undertone that reads as muted rather than flat. Swamp pairs well with complementary tones from the opposite side of the color wheel and works nicely in seasonal decor. Nearest neighbors: sage.