Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.199702342491
Darker point darker score: 0.113143638789
darker: 1 (eq: False, dd: False), confidence: 2, worker: AAC5XT7UY7B2K
darker: E (eq: True, dd: None), confidence: 1, worker: A1NPKI9KKWOI2P
darker: E (eq: True, dd: None), confidence: 2, worker: AJBQ5XEHIF9Z1 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 0, worker: A1NZVXB0S8DR04
darker: 2 (eq: False, dd: True), confidence: 2, worker: A22BAUES1TIZS6
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1JEDFDBWHLA1F
(0: guessing, 1: probably, 2: definitely)