Could be a very light Burmese, or a CPB

aa c(e) c(h) is CPB
aa c(ch) c(h) is Burmese

A Siamese would be aa c(h) c(h), then he would have red/ruby eyes.
And the color would be much brighter.

Here is a picture of a siamese und colourpointed beige together:



Burmese (much darker):