Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.085753158148
Darker point darker score: 1.01816063149
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NF6PELRKACS9
darker: 1 (eq: False, dd: True), confidence: 2, worker: AYJ67827HW8LL
darker: 1 (eq: False, dd: True), confidence: 1, worker: A167L9XCC3KHPF
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3UC4JITM1QD1M
darker: 1 (eq: False, dd: True), confidence: 0, worker: A2OF0GTKWKM2T5
(0: guessing, 1: probably, 2: definitely)