Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.00684863635
Darker point darker score: 0.884255411603
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1YQ4Z1018RM1R
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZRJMJTE6ID97
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3RJ8NZQ8BRTZM (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UDP95JGEX3H1
darker: 1 (eq: False, dd: True), confidence: 0, worker: A3NWQ0535HAXUD
darker: 1 (eq: False, dd: True), confidence: 0, worker: A3O8YXPG1HGUH0
(0: guessing, 1: probably, 2: definitely)