Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.228500626341
Darker point darker score: 0.19414559918
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3JK0EYQ2I82KS
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3FB1E807EN22S
darker: 1 (eq: False, dd: True), confidence: 0, worker: A2ZRJMJTE6ID97
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1H30MGYWO1MWS (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B0AB2C9SIHN
darker: E (eq: True, dd: None), confidence: 2, worker: A3FVPDNQQLDFZH
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)