Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.104901529857
Darker point darker score: 0.952806234399
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2AAWTFFL0ZXEK (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1F4MP6YOIC1IV
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1KWFRKBCLPQXZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2YUBS32Z1NI59
darker: 1 (eq: False, dd: True), confidence: 2, worker: AKZ8SFOAI4RZN
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1TM1ZFU4OIPTD
darker: E (eq: True, dd: None), confidence: 2, worker: A3UC4JITM1QD1M
(0: guessing, 1: probably, 2: definitely)