Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.10773841969
Darker point darker score: 0.362051369829
darker: 2 (eq: False, dd: True), confidence: 1, worker: AYDW5LJOF8GF2
darker: 2 (eq: False, dd: True), confidence: 0, worker: AUJ3E2LEXUU10
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2XU16B4I9XQG5 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 0, worker: A1DCEOFAUIDY58
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1OA3O78YDXGZO
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1TM1ZFU4OIPTD
(0: guessing, 1: probably, 2: definitely)