Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0246797646501
Darker point darker score: 0.303698733394
darker: E (eq: True, dd: None), confidence: 1, worker: A2D3TM156X7Y61
darker: E (eq: True, dd: None), confidence: 2, worker: A2ZRJMJTE6ID97
darker: E (eq: True, dd: None), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: AE6N096CSI5HT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2XWHAVGMXTVMJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3NWQ0535HAXUD
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2XU16B4I9XQG5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)