Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.0327959106348
Darker point darker score: -0.879836774231
darker: E (eq: True, dd: None), confidence: 2, worker: AH8FQGOADPCST (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3IPKVTS5K06LP
darker: 1 (eq: False, dd: False), confidence: 2, worker: ADPVKKFJ886DJ
darker: E (eq: True, dd: None), confidence: 2, worker: A3IPKVTS5K06LP
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: E (eq: True, dd: None), confidence: 2, worker: A7S0IDTDA59QN
(0: guessing, 1: probably, 2: definitely)