Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.00931422481934
Darker point darker score: -0.0104197342705
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3PEMQP28HYGHU
darker: 1 (eq: False, dd: False), confidence: 0, worker: A3KUGXG2Y6X7BD
darker: E (eq: True, dd: None), confidence: 2, worker: A2631BM7J7H37K
darker: 2 (eq: False, dd: True), confidence: 0, worker: AUD2Y1IOZ0GN4 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2G053HOWRCZZ6 (marked invalid)
darker: E (eq: True, dd: None), confidence: 1, worker: A3RR91G2KJO9NI
darker: E (eq: True, dd: None), confidence: 2, worker: A3NWQ0535HAXUD
(0: guessing, 1: probably, 2: definitely)