Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -1.08278671808
Darker point darker score: -0.953636210553
darker: 2 (eq: False, dd: False), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 0, worker: A3TVDFJ22T1FFN (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A28BX5XQI1CU6X
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3DY9JPLPQUN1O
darker: 2 (eq: False, dd: False), confidence: 1, worker: A2MBCZMW1IBAK
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1IOJ2LGMGISYM
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2A42CU48PN8CX
(0: guessing, 1: probably, 2: definitely)