Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.952408126404
Darker point darker score: -0.00616704501127
darker: 1 (eq: False, dd: True), confidence: 0, worker: A18YH2N9M2P95T (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AOKJCDRWBS5MK
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1GVN53BJRWKD2
darker: 2 (eq: False, dd: False), confidence: 1, worker: A2FQSVTAOL5GUC
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3N9RU4O84WSPI
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3GFISRU6V2MG5
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2Q27LZW3VNDIP
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1WVOW92WZG8HP (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3QJ53C8CUTJTS (marked invalid)
(0: guessing, 1: probably, 2: definitely)