Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.170303076296
Darker point darker score: -0.105683268983
darker: 1 (eq: False, dd: False), confidence: 1, worker: A2CXAWVGQ6QQ2V
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2JVUSHTNJ2WFK
darker: 1 (eq: False, dd: False), confidence: 2, worker: AHLVAVDNE9WI0
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3RXVRZ0M163C0
darker: 1 (eq: False, dd: False), confidence: 2, worker: AH7WFV2TQYEW0 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 1, worker: ABWVRVG5B5OMX (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1WRANKL1HRGYW
(0: guessing, 1: probably, 2: definitely)