Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.919155319641
Darker point darker score: 0.15338428196
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1LAC2M11NC968
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1I4YHF7RG58DV
darker: 2 (eq: False, dd: True), confidence: 2, worker: AH8FQGOADPCST (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A32XWNZW2DQ6UZ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
(0: guessing, 1: probably, 2: definitely)