Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.884208289866
Darker point darker score: 0.122062846619
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1NO4LG6KGOGFD
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1GY0P2ZEJ1RK7
darker: 2 (eq: False, dd: True), confidence: 2, worker: A7PVOM63I6UH5 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1NF6PELRKACS9
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2FNC7KTCBF9IT
darker: 2 (eq: False, dd: True), confidence: 1, worker: A106BTOUPN1KRV
(0: guessing, 1: probably, 2: definitely)