Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.957192709123
Darker point darker score: 0.924842334574
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3FHD8CKWUQK61
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1DU0G52OTCO5K
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1136V0RZUR5TO
darker: 2 (eq: False, dd: True), confidence: 2, worker: A5R9TAN5DI19I (marked invalid)
(0: guessing, 1: probably, 2: definitely)