Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0221748545047
Darker point darker score: 0.976914858169
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NQW9H2DW4XDG
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3SOJXAUQE15S3
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2SP7LV6H5D0HO
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2V83AS7LPINAN
darker: E (eq: True, dd: None), confidence: 2, worker: A36XRHW6R8MU0C
darker: E (eq: True, dd: None), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2G053HOWRCZZ6 (marked invalid)
(0: guessing, 1: probably, 2: definitely)