Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.932172720704
Darker point darker score: 0.943599094222
darker: 2 (eq: False, dd: True), confidence: 0, worker: AH8FQGOADPCST (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A26N0ZAW34UJUV
darker: 2 (eq: False, dd: True), confidence: 2, worker: AQD91RFHV1WNE (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2K9VAUQ9I7CLT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A13QL2FY4BZR9B
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1Z3RPPYNUUT0Z
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
(0: guessing, 1: probably, 2: definitely)