Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.969041530116
Darker point darker score: 0.059821680486
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1PRVVISZ1C6CQ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 0, worker: A1JHVZIC3FH9LG
darker: 2 (eq: False, dd: True), confidence: 0, worker: A29HLWBWFTQ7NU
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3VO5CW9ZY22MZ
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2XWHAVGMXTVMJ
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2YM7PJ6OSMSR9
(0: guessing, 1: probably, 2: definitely)