Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.913271654632
Darker point darker score: -0.228440217794
darker: 1 (eq: False, dd: False), confidence: 0, worker: A3SOJXAUQE15S3
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3JB8CDV1SF2TH
darker: 1 (eq: False, dd: False), confidence: 0, worker: A106BTOUPN1KRV
darker: 2 (eq: False, dd: True), confidence: 2, worker: AO2JIXLS5MIC5 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Q0V5TIXSJJI3
darker: E (eq: True, dd: None), confidence: 2, worker: A1IJ5RKJ4MD2AM (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Q5IX1YGGLQML (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A26Y4BFHJE7MN4 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A32XWNZW2DQ6UZ
(0: guessing, 1: probably, 2: definitely)