Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.321357388081
Darker point darker score: 0.954048790025
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3760PCQD2MPIO
darker: 2 (eq: False, dd: True), confidence: 0, worker: AH8FQGOADPCST (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A7S0IDTDA59QN
darker: 2 (eq: False, dd: True), confidence: 2, worker: A32XWNZW2DQ6UZ
darker: E (eq: True, dd: None), confidence: 2, worker: AWO91BEOHNOJB
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3JJAFR9BRLG0
(0: guessing, 1: probably, 2: definitely)