Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.144558719608
Darker point darker score: 0.91637108465
darker: 1 (eq: False, dd: False), confidence: 2, worker: A21AVVEQUEX7DA (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1CE5G48ELWN0F
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2ZRJMJTE6ID97
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3FB1E807EN22S
darker: 2 (eq: False, dd: True), confidence: 2, worker: AW0K78T4I2T72
darker: E (eq: True, dd: None), confidence: 1, worker: AU4FF0366TBAR (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2A42CU48PN8CX
(0: guessing, 1: probably, 2: definitely)