Blue and yellow is the pairing that always feels like good weather — a deep blue for depth, a warm yellow for light. This scheme leans on Deep Ocean Blue as the anchor and a clean Sunbeam Yellow as the spark, which keeps the combo modern instead of nursery-bright.
Soft Oat does the quiet work in the middle, giving both colors room so they stay sharp rather than fighting. A touch of Quiet Slate grounds the edges — think a frame, a fixture, or fine trim — and pulls the whole scheme toward something you would see in a 2026 home, not a primary-school poster.
Use the blue across your largest surfaces, save the yellow for the spots you want people to notice, and let the oat carry the rest. That roughly 60/20/20 balance is what makes this feel intentional and warm.