Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.01481108611
Darker point darker score: 0.390475936912
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1TQYQG3VFJTWW
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1IX44UFXFW0ZY
darker: 1 (eq: False, dd: True), confidence: 2, worker: A21AVVEQUEX7DA (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1IJ5RKJ4MD2AM (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 1, worker: AE6N096CSI5HT
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1EY3KWGUA9A1N
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
darker: 2 (eq: False, dd: False), confidence: 2, worker: AY4PUTE2I6K3C (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A18WZ06GBK6FGZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)