Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0237077849981
Darker point darker score: 0.177603175529
darker: 2 (eq: False, dd: True), confidence: 2, worker: A11KMASRERFP0V
darker: 1 (eq: False, dd: False), confidence: 0, worker: A1NQZHW4RY6IDR
darker: E (eq: True, dd: None), confidence: 2, worker: A1BV7EFMID3RDO
darker: 2 (eq: False, dd: True), confidence: 2, worker: A36D1YU9L1AF0Y
darker: 2 (eq: False, dd: True), confidence: 0, worker: A2DTELFC4X0QJQ
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3VO5CW9ZY22MZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A10QRO2MWG7AZ7 (marked invalid)
(0: guessing, 1: probably, 2: definitely)