Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0501097688163
Darker point darker score: 0.879732118015
darker: E (eq: True, dd: None), confidence: 2, worker: A234WZ4KX8IW07
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3GTIIFSMHAKRZ
darker: 2 (eq: False, dd: True), confidence: 2, worker: ADPVKKFJ886DJ
darker: E (eq: True, dd: None), confidence: 1, worker: A26N0ZAW34UJUV
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A7S0IDTDA59QN
(0: guessing, 1: probably, 2: definitely)