Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.881559633559
Darker point darker score: 0.935579289423
darker: 2 (eq: False, dd: True), confidence: 2, worker: A390HYGLCX40HE
darker: 2 (eq: False, dd: True), confidence: 2, worker: A7WI4XSAIFD7J (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1PCTP576OW35H (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2ZMZDOTHBMUCK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1DRFDGG2KCOI2 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: AGO9QN7UEDUYL
darker: 2 (eq: False, dd: True), confidence: 2, worker: AUJPYSYU7YL5
darker: 2 (eq: False, dd: True), confidence: 2, worker: A32M5FDKCPHMA
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
(0: guessing, 1: probably, 2: definitely)