Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.888279151619
Darker point darker score: 0.0175688145495
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3JB8CDV1SF2TH
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NJB5LJJPC7AS
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2EKPA2DR5VSA8
darker: 2 (eq: False, dd: False), confidence: 1, worker: A13QL2FY4BZR9B
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: True), confidence: 2, worker: AGO9QN7UEDUYL
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3NWQ0535HAXUD
darker: 2 (eq: False, dd: False), confidence: 2, worker: AKG5TLUQ2WWED
(0: guessing, 1: probably, 2: definitely)