Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.925400742497
Darker point darker score: 0.922819547271
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3HFS9E2FHNXDR
darker: 1 (eq: False, dd: True), confidence: 2, worker: A22BAUES1TIZS6
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1N274L13ZKKI5
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3163PFOUKXQKA
(0: guessing, 1: probably, 2: definitely)