Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.0689029358816
Darker point darker score: -0.915562767932
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1RU9BQLDZ1DSY (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2LFAOKT0F1ZW4
darker: 2 (eq: False, dd: False), confidence: 2, worker: ATN5M0LQEEYGU
darker: 2 (eq: False, dd: False), confidence: 1, worker: APLPGURGFU8KN
darker: E (eq: True, dd: None), confidence: 2, worker: A1GY0P2ZEJ1RK7
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1136V0RZUR5TO
darker: E (eq: True, dd: None), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)