Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.03749122626
Darker point darker score: 0.017384623306
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3PX16PNFHQ5OK
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1YG4ZN78HHICE
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1YQ4Z1018RM1R
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: AU4FF0366TBAR (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1NM7ZPZ3NH412
(0: guessing, 1: probably, 2: definitely)