Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.885539756212
Darker point darker score: -0.918290695089
darker: E (eq: True, dd: None), confidence: 0, worker: AU4FF0366TBAR (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A12ABO48ZV09LR (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: ANE1T9B3JJAS5
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2CQLD1RK8ZQ7D
darker: E (eq: True, dd: None), confidence: 2, worker: A1IJ5RKJ4MD2AM (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3VQLIGEFIPKAP
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3O8YXPG1HGUH0
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3RZMD0GPKZBJ5
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1136V0RZUR5TO
(0: guessing, 1: probably, 2: definitely)