BLUE core/GREEN core

[MassMhz]

Took a look at it,it looks green"straight on" but looks blue when tilted,so which is it?
The numbers on the core are as follows...A1000 AMT3B
AJFA 0049CPDW
94192471088

 

[MassMhz]

I took the color-blindness test,it was next to ......oh forget it !