Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.888917580995
Darker point darker score: -0.0767187731386
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3CB0SM114NJVL
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2YM7PJ6OSMSR9
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: AE6N096CSI5HT
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1ABA3S1BGNCWW
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UIVQJXY62XU8
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1XX6ZVVS2UTO7 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1GY0P2ZEJ1RK7
(0: guessing, 1: probably, 2: definitely)