Ultramarines Blue Foundation base equivalents in Vallejo Model Color and Army Painter (#0066B3)

As a standard basecoat paint, this colour is formulated for opaque coverage over primer in one to two controlled passes. Cool blue tones anchor many Space Marine chapters and provide a stable foundation for cold schemes.

The closest Ultramarines Blue Foundation equivalent is Medium Blue (70.963) (Vallejo Model Color) with Delta E 1.9. For Vallejo, the closest match to Ultramarines Blue Foundation is Medium Blue (70.963) (Vallejo Model Color) with Delta E 1.9. For Army Painter, the closest match to Ultramarines Blue Foundation is Crystal Blue (Army Painter) with Delta E 2.7.

Ultramarines Blue Foundation Vallejo equivalent

The closest Vallejo match is Medium Blue (70.963) (Vallejo Model Color) with Delta E 1.9.

Ultramarines Blue Foundation Army Painter equivalent

The best Army Painter option is Crystal Blue (Army Painter) with Delta E 2.7.

Ultramarines Blue Foundation equivalent and alternative: brand comparison

As a base paint, Ultramarines Blue Foundation requires specific handling that affects how any substitute performs. The colour sits in the deep blue range, with reliable coverage and stable opacity over the primer already used in your recipe.

Coverage and opacity

Ultramarines Blue Foundation is designed to cover primer evenly in one or two passes. Coverage is rated reliable, so a substitute that falls below this threshold will require extra coats to block the undercolour. Test the replacement over the same primer — a base that shifts tone with each coat can alter the entire highlight stack.

Primer and application

This base paint performs best over the primer already used in your recipe. A substitute that behaves well over a light primer may struggle over black or grey, especially if its opacity is lower. Apply two thin coats, letting each dry fully before the next.

Layer compatibility

The deep blue mid-tone of Ultramarines Blue Foundation anchors the layers above it. A replacement that dries glossier or rougher will change how shade and layer paints adhere.

Saturation and colour drift

Base paints carry more pigment than other types, so even a deep blue substitute with a close Delta-E can read warmer or cooler once shaded. Run a complete test: prime, base, shade, and highlight before committing.

Companion palette

The most useful partners for Ultramarines Blue Foundation are matching washes, mid-tones, and highlights. These supporting colours define how the base reads once the recipe is complete.

Brand comparison

• Closest equivalent : Medium Blue (70.963) (Vallejo Model Color) – ΔE 1.9
• Closest Vallejo option : Medium Blue (70.963) (Vallejo Model Color) – ΔE 1.9
• Closest Army Painter option : Crystal Blue (Army Painter) – ΔE 2.7

A base paint substitute only becomes trustworthy once it survives the same primer, shade, and highlight sequence as the original recipe.

Looking at the surrounding palette matters because a near match can still push the finished model warmer, colder, or flatter than expected.

That combination of colour distance, finish, and recipe context is what makes a base paint substitute reliable on an actual miniature.

That combination of colour distance, finish, and recipe context is what makes a substitute reliable on an actual miniature.

A paint substitute only becomes trustworthy once it survives the same primer, shade, and highlight sequence as the original recipe.

Looking at the surrounding palette matters too, because a near match can still push the finished model warmer, colder, flatter, or glossier than expected.

That is why the page keeps the recommendation anchored to painting workflow instead of treating Delta-E alone as the final decision.

A useful equivalent page should also reduce buying mistakes: the closer colour is not always the safer option if the bottle dries glossier, covers faster, or behaves differently on large armour panels.