Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.947640425635
Darker point darker score: 1.00188202997
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 1 (eq: False, dd: True), confidence: 2, worker: AWL4VD8C90KJR (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZVWE8XJDWNAD
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3FVPDNQQLDFZH
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1N274L13ZKKI5
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3FVPDNQQLDFZH
(0: guessing, 1: probably, 2: definitely)