Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.400108059394
Darker point darker score: 0.982891181143
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1NZVXB0S8DR04
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1N274L13ZKKI5
darker: 1 (eq: False, dd: True), confidence: 2, worker: AH7WFV2TQYEW0 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3IXDTIS3GTW8K
darker: E (eq: True, dd: None), confidence: 1, worker: A2MBCZMW1IBAK
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3UN57EC5AXY1Z
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1OA3O78YDXGZO
(0: guessing, 1: probably, 2: definitely)