Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.912890235073
Darker point darker score: 0.301887907342
darker: 2 (eq: False, dd: True), confidence: 1, worker: A251KVXCS8E3C
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3PHP9TTAVN4Y4
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1RU9BQLDZ1DSY (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: ANE1T9B3JJAS5
darker: 2 (eq: False, dd: True), confidence: 2, worker: AFO6OUDRVZ317
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2FNC7KTCBF9IT
(0: guessing, 1: probably, 2: definitely)