ΔE 6.8, close: similar, with a visible difference side by side. Transparent Purple is a little darker than Shyish Purple. They are different kinds of paint: Citadel Shyish Purple is a one-coat contrast-style paint and Pro Acryl Transparent Purple is an ink, glaze or transparent paint, so they won’t behave the same on the model even where the colour is close.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Transparent Purple is a little darker than Shyish Purple. They are different kinds of paint.
The same difference applies the other way round: Shyish Purple is a little lighter.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Shyish Purple on the colour wheel See Transparent Purple on the colour wheel
All matches: Shyish Purple equivalents · Transparent Purple equivalents