Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.902876591352
Darker point darker score: 0.495094303284
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3VLWJYR99R66D
darker: 1 (eq: False, dd: True), confidence: 2, worker: APEOIBLEZ76CK
darker: 1 (eq: False, dd: True), confidence: 2, worker: AE6N096CSI5HT
darker: 1 (eq: False, dd: True), confidence: 2, worker: A32M5FDKCPHMA
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2BG6O1B5B3F78
(0: guessing, 1: probably, 2: definitely)