Observatory vs Ultramarine Blue

Observatory (No.No.34) and Ultramarine Blue (No.FTT-018) are both Mylands blues. The gap between them is ΔE 19.1 — “similar”. Observatory is the lighter of the two. Both cost about £27.20 per litre.

Observatory #4E5E7D £27.20/L

Ultramarine Blue #0026FF £27.20/L

	Observatory	Ultramarine Blue
Hex	`#4E5E7D`	`#0026FF`
Lightness (L*)	40	35
Code	No.34	FTT-018
Price / litre	£27.20	£27.20

More Mylands comparisons

Observatory vs Mayfair Dark
Observatory vs Blueprint
Observatory vs Proper Blue
Observatory vs Murmuration
Observatory vs Ultra Violet
Observatory vs Maritime

Looking across brands instead? See Observatory’s cross-brand matches and cheaper alternatives, or Ultramarine Blue’s.