Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.166898817512
Darker point darker score: 0.254481662914
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1ERG69NJPO0XP
darker: 2 (eq: False, dd: True), confidence: 0, worker: AGDDGSV1IQ0Z4
darker: 1 (eq: False, dd: False), confidence: 0, worker: A14VYU4RTNHD1D
darker: 2 (eq: False, dd: True), confidence: 0, worker: A29LON3TC6GCJN
darker: E (eq: True, dd: None), confidence: 1, worker: A234WZ4KX8IW07
darker: 2 (eq: False, dd: True), confidence: 0, worker: AH8FQGOADPCST (marked invalid)
(0: guessing, 1: probably, 2: definitely)