Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.932860275947
Darker point darker score: 0.181653260813
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: True), confidence: 1, worker: A234WZ4KX8IW07
darker: 2 (eq: False, dd: True), confidence: 0, worker: ADPVKKFJ886DJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: ANE1T9B3JJAS5
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3HIIRTGJUJZ1D
darker: E (eq: True, dd: None), confidence: 2, worker: ATWGPR2A3M7WU (marked invalid)
(0: guessing, 1: probably, 2: definitely)