How does Oyster white (No.1013) by RAL Classic compare with BS 4800’s closest paints? The nearest match is BS 4800 Sea foam (ΔE 2.8, “near-identical”). 2 more BS 4800 colours sit within ΔE 4 — close enough that the difference is hard to spot once paint’s on the wall.

RAL Classic Oyster white (No.1013)

BS 4800 Sea foam (No.12 B 15) near-identical — ΔE 2.8

RAL Classic Oyster white vs BS 4800

3 closest BS 4800 matches ranked by ΔE

ΔE (CIEDE2000) is a perceptual distance metric — lower means a closer match. Matches under ΔE 2 are typically indistinguishable; ΔE 2–4 looks “the same” once dry on a wall; ΔE 4–6 is noticeable side-by-side. Always view a sample pot before committing — screen colours and lighting vary.

Colour	Number	ΔE	Match quality	Price/L	Price/m²
Sea foam	No.12 B 15	2.8	near-identical	—	—
Light yellow	No.12 C 31	3.6	very close	—	—
Ivory	No.10 C 31	3.9	very close	—	—

Compare Oyster white with another brand

Full RAL Classic → BS 4800 conversion chart — every colour's nearest equivalent

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