Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.04125754445
Darker point darker score: 1.01406233894
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2YUBS32Z1NI59
darker: 1 (eq: False, dd: True), confidence: 1, worker: ASOOONBGQ48YI
darker: 1 (eq: False, dd: True), confidence: 0, worker: AVJP26EXKPSE1
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3FVPDNQQLDFZH
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2XU16B4I9XQG5 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2VVSQ1PSXKGVE
(0: guessing, 1: probably, 2: definitely)