Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.22541833978
Darker point darker score: 0.104473096158
darker: E (eq: True, dd: None), confidence: 2, worker: A2BG6O1B5B3F78
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3P8OM5PDCFZNE
darker: 2 (eq: False, dd: False), confidence: 2, worker: A8DFFGPH3G3V5
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A116SF9QIZ854X
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
(0: guessing, 1: probably, 2: definitely)