Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0202922961748
Darker point darker score: 0.11383659407
darker: E (eq: True, dd: None), confidence: 2, worker: ALY6VKHUADU6F
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3SPB30JP5I3BW
darker: 2 (eq: False, dd: True), confidence: 0, worker: A2DTELFC4X0QJQ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1PRVVISZ1C6CQ (marked invalid)
darker: E (eq: True, dd: None), confidence: 0, worker: A2YUKCBFNE5RGL
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3IIE0ASFPHDBN
darker: E (eq: True, dd: None), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
(0: guessing, 1: probably, 2: definitely)