Ruby Heart is a warm Valentine's Day palette of 4 colors: #DA8069, #870722, #5C0426, #402617. Its most readable text pair is #DA8069 on #402617 (WCAG 4.83:1, AA). Some colors get hard to tell apart with color blindness (closest pair ΔE00 3.2). All of them print on coated paper (FOGRA39).