yes, but then add 10% of that, so your at about 795 PAR, ive seen to add 10% on the final factor by what the comparisons say of the Apoggie 500 meter. BUT, more red or lower K factor, the percentages get lower.
5000K+ 16%
4500K+ 13%
4000K+ 10%
3500K+ 7%
3000K+4%
2500K+1%
So, a 4000K lux...