Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.90853993258
Darker point darker score: 0.226696199598
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3VLWJYR99R66D
darker: 1 (eq: False, dd: True), confidence: 2, worker: A95BNJY8QMMLQ
darker: 2 (eq: False, dd: False), confidence: 2, worker: AGY2PTZLZFT2L
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1LAC2M11NC968
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1OTE7CRHWUOGJ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NQZHW4RY6IDR
(0: guessing, 1: probably, 2: definitely)