Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.918597090953
Darker point darker score: 0.958165641647
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3FVPDNQQLDFZH
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
darker: 1 (eq: False, dd: True), confidence: 0, worker: A21TA9DWNPHPBG (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3PF1VER45OVPM
darker: 1 (eq: False, dd: True), confidence: 1, worker: AU4FF0366TBAR (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1JEDFDBWHLA1F
darker: 1 (eq: False, dd: True), confidence: 2, worker: AEHEZAYCPWF0E
darker: E (eq: True, dd: None), confidence: 0, worker: A35Y9YHW91OY2U (marked invalid)
(0: guessing, 1: probably, 2: definitely)