Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.936641193689
Darker point darker score: 0.958121058714
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3FVPDNQQLDFZH
darker: 1 (eq: False, dd: True), confidence: 2, worker: APLPGURGFU8KN
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2K9VAUQ9I7CLT
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2A42CU48PN8CX
darker: 1 (eq: False, dd: True), confidence: 2, worker: AJSZEUBV1O00K (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2CXAWVGQ6QQ2V
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)