Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.1389106325
Darker point darker score: 0.0806403333816
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2SZAM3EZER2PH
darker: 1 (eq: False, dd: False), confidence: 1, worker: AE6N096CSI5HT
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2XU16B4I9XQG5 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3HIIRTGJUJZ1D
darker: 1 (eq: False, dd: False), confidence: 2, worker: ANE1T9B3JJAS5
darker: 1 (eq: False, dd: False), confidence: 2, worker: A7S0IDTDA59QN
(0: guessing, 1: probably, 2: definitely)