Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.995492358903
Darker point darker score: 0.389216143488
darker: 2 (eq: False, dd: True), confidence: 2, worker: A7S0IDTDA59QN
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3P8OM5PDCFZNE
darker: 1 (eq: False, dd: False), confidence: 2, worker: A37JK3E3WOIGG2
darker: E (eq: True, dd: None), confidence: 0, worker: AH8FQGOADPCST (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1GY0P2ZEJ1RK7
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
(0: guessing, 1: probably, 2: definitely)