Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.268301152413
Darker point darker score: 0.313347030254
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3FHD8CKWUQK61
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3NWQ0535HAXUD
darker: 1 (eq: False, dd: False), confidence: 0, worker: A1JXSZBH58QL8O
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2ZMZDOTHBMUCK
darker: E (eq: True, dd: None), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A5R9TAN5DI19I (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: ALY6VKHUADU6F
darker: E (eq: True, dd: None), confidence: 2, worker: A13QL2FY4BZR9B
(0: guessing, 1: probably, 2: definitely)