Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.879733467221
Darker point darker score: 0.947533448379
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Z6WC0PX1L4UG (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: AO2JIXLS5MIC5 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: AUKFRW1LVWIZ8
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1E4M8ET704NBF
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3D2AKUFNQD73Y
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2JVJ7J2MVGW9S
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
(0: guessing, 1: probably, 2: definitely)