Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0292256744314
Darker point darker score: 0.879732103866
darker: E (eq: True, dd: None), confidence: 2, worker: AH5A4HC68V57W (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A19Q9KQZ6O8AXX (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZRJMJTE6ID97
darker: E (eq: True, dd: None), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: True), confidence: 2, worker: A38TQC40K87G6I (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZRJMJTE6ID97
darker: E (eq: True, dd: None), confidence: 2, worker: A12DV2RIAQPV5J
darker: E (eq: True, dd: None), confidence: 0, worker: A3NWQ0535HAXUD
(0: guessing, 1: probably, 2: definitely)