Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.00205044077504
Darker point darker score: 0.130459070775
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1NF6PELRKACS9
darker: 1 (eq: False, dd: False), confidence: 1, worker: A92IZM4P9SJ2S
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1XX6ZVVS2UTO7 (marked invalid)
darker: E (eq: True, dd: None), confidence: 1, worker: A3IIE0ASFPHDBN
darker: 2 (eq: False, dd: True), confidence: 1, worker: A22BAUES1TIZS6
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3TVDFJ22T1FFN (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1K3QJM1Q770Y (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A18WZ06GBK6FGZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 1, worker: AYLD14EI9Q925
(0: guessing, 1: probably, 2: definitely)