Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.892947540964
Darker point darker score: -1.16437248621
darker: 2 (eq: False, dd: False), confidence: 1, worker: AAY0XUI4OLPOK
darker: 2 (eq: False, dd: False), confidence: 0, worker: A1SRPH3BGCHUOA
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3N6C8962TXPVH
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2YM7PJ6OSMSR9
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3V3O547GWAZID
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1P2EVJXWYR94M (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A32M5FDKCPHMA
(0: guessing, 1: probably, 2: definitely)