Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.213724172894
Darker point darker score: 0.0603569168171
darker: 1 (eq: False, dd: False), confidence: 1, worker: AW0K78T4I2T72
darker: E (eq: True, dd: None), confidence: 2, worker: AOKJCDRWBS5MK
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1JHVZIC3FH9LG
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Q5IX1YGGLQML (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1JEDFDBWHLA1F
darker: 2 (eq: False, dd: True), confidence: 2, worker: A18WZ06GBK6FGZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A237FGJCPV99GJ
(0: guessing, 1: probably, 2: definitely)