Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.01365455264
Darker point darker score: 1.04988191707
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3VETGL4OCTWD5
darker: 2 (eq: False, dd: True), confidence: 2, worker: AGDDGSV1IQ0Z4
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NHP1VZPN3DNX
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2FNC7KTCBF9IT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3O8YXPG1HGUH0
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Z6WC0PX1L4UG (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A18WZ06GBK6FGZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)