Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.879762482862
Darker point darker score: -0.101575921632
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1LAC2M11NC968
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3U65EZ76A3HCN
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2OF0GTKWKM2T5
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
(0: guessing, 1: probably, 2: definitely)