Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.01647791749
Darker point darker score: 0.944595787571
darker: 2 (eq: False, dd: True), confidence: 2, worker: ACXUUWF75RR6C
darker: 2 (eq: False, dd: True), confidence: 1, worker: A258PTOZ3D2TQR
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1S7UPUHFVXX4Z
darker: 2 (eq: False, dd: True), confidence: 2, worker: AH8FQGOADPCST (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3799NWTIYKCEV
darker: 2 (eq: False, dd: True), confidence: 0, worker: ADPVKKFJ886DJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3NWQ0535HAXUD
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A32M5FDKCPHMA
(0: guessing, 1: probably, 2: definitely)