ΔE 22.4, loose: different enough that you should pick on purpose. White is a little lighter, much more muted than Sun Ray.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 22). White is a little lighter, much more muted than Sun Ray.
The same difference applies the other way round: Sun Ray is a little darker, much more saturated.
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 Sun Ray on the colour wheel See White on the colour wheel
All matches: Sun Ray equivalents · White equivalents