Matching it is straightforward: The Army Painter Camouflage Green lands at 86 percent in the same finish, and 3 brands in all carry a close same-finish swap. Interior Green is a mid-tone muted green with a cool undertone. Within the Humbrol range it ladders cleanly, Khaki for the shadows and Green Mist for the highlights. Bottom line: run out mid-project and another brand will get you within a shade.
Interior Green equivalents in other ranges
Interior Green is awkward to replace. Treat the matches below as starting points for a mix rather than straight swaps.
Closest The Army Painter equivalent: The Army Painter Camouflage Green, a near match with visible drift up close (delta E 2.7).
AK Interactive's closest color: AK Interactive Raf Cockpit Grey-Green, close, with a hint of drift side by side (delta E 3.6).
Nearest in the Monument Pro Acryl catalog: Monument Pro Acryl Faded Green, a near match with visible drift up close (delta E 3.8).
Best Tamiya option: Tamiya IJN Grey Green 2, a usable stand-in rather than a twin (delta E 4.1).
Worth knowing before you swap: The Army Painter Camouflage Green runs slightly warmer, which shows most where the paint thins over raised detail.
How to read the score
90+Close
80sUsable
<70Mix
The Army Painter
AK Interactive
Monument Pro Acryl
Tamiya
Citadel
Green Stuff World
Vallejo
Revell
Two Thin Coats
Scale75
About this color
Color profile
Highlight and shade ladder
Pairs well with
Try any paint in the scheme toolMatch difficulty
Found in 3 other brands with a same-finish match.
Where painters use it
Frequently asked
What is the closest equivalent to Humbrol Interior Green?
The closest same-finish match is The Army Painter Camouflage Green at 86% color similarity.
What color is Interior Green?
Interior Green is a mid-tone muted green with a cool undertone (hex #6A7F5E).
What do I highlight and shade Interior Green with?
Highlight Interior Green toward Green Mist and shade it down into Khaki, both Humbrol paints in the same finish family.