Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0665267155111
Darker point darker score: 0.935827979919
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3163PFOUKXQKA
darker: E (eq: True, dd: None), confidence: 2, worker: AWO91BEOHNOJB
darker: 1 (eq: False, dd: True), confidence: 1, worker: AZ9A137H25EDX
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1ERG69NJPO0XP
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3163PFOUKXQKA
(0: guessing, 1: probably, 2: definitely)