Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.00585289842
Darker point darker score: 0.981874110948
darker: 1 (eq: False, dd: True), confidence: 1, worker: A11GWWAXRJQ6Y2 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3FVPDNQQLDFZH
darker: 1 (eq: False, dd: True), confidence: 0, worker: AH8FQGOADPCST (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3PEMQP28HYGHU
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 1 (eq: False, dd: True), confidence: 2, worker: A7S0IDTDA59QN
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1Z3RPPYNUUT0Z
(0: guessing, 1: probably, 2: definitely)