Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.204980073178
Darker point darker score: 0.351938443173
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3Q2XBURXQ8RJS
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2FQSVTAOL5GUC
darker: E (eq: True, dd: None), confidence: 2, worker: A3MOK3EOXE5ZHW
darker: 2 (eq: False, dd: True), confidence: 0, worker: AUJPYSYU7YL5
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1KITOCUU7GERN
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: True), confidence: 2, worker: A6KUVG49ZZ40M (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: AO1T9KG7VR0P5
darker: E (eq: True, dd: None), confidence: 2, worker: A90QPQO48C6RX
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
(0: guessing, 1: probably, 2: definitely)