Inkjet ink, inkjet recording method, ink set, ink medium set, and print medium

An inkjet ink comprising a coloring agent, an organic compound excluding the coloring agent, and water, wherein the organic compound satisfies any one of conditions (A) to (C) below:

• (A)
• the organic compound comprises:
• a compound a:
• at least one compound selected from a compound represented by formula
• (1) below and a compound represented by formula (2) below;
• a compound b:
• at least one compound selected from a compound represented by formula
• (3) below and a compound represented by formula (4) below;
• and
• a compound c:
• at least one compound selected from the group consisting of C4-C5 alkanediol, a compound represented by formula (5) below, and a compound represented by formula (6) below,
• wherein relationships of (a)≤(c) and 0.1≤(c)/(b)≤ 50 are satisfied, when (a) represents, in parts by mass, a total contained amount of the compound a with respect to 100 parts by mass of the inkjet ink, (b) represents, in parts by mass, a total contained amount of the compound b with respect to 100 parts by mass of the inkjet ink, and (c) represents, in parts by mass, a total contained amount of the compound c with respect to 100 parts by mass of the inkjet ink;
• (B)
• the organic compound comprises:
• a compound a:
• at least one compound selected from a compound represented by formula
• (1) below and a compound represented by formula (2) below;
• a compound b:
• at least one compound selected from a compound represented by formula
• (3) below and a compound represented by formula (4) below;
• and
• a compound c:
• at least one compound selected from the group consisting of C4-C5 alkanediol, a compound represented by formula (5) below, and a compound represented by formula (6) below,
• wherein (a) is greater than 0.4, and a relationship of (a)>(c) is satisfied, when (a) represents, in parts by mass, the total contained amount of the compound a with respect to 100 parts by mass of the inkjet ink, and (c) represents, in parts by mass, the total contained amount of the compound c with respect to 100 parts by mass of the inkjet ink;
• and
• (C)
• the organic compound comprises:
• 1,5-pentanediol and a compound d in which R1 in formula (1) below is a C5-C6 hydrocarbon group, wherein (d) is greater than 0.3, and a relationship of 1<(e)/(d)≤50 is satisfied, when (e) represents, in parts by mass, a contained amount of 1,5-pentanediol with respect to 100 parts by mass of the inkjet ink, and (d) represents, in parts by mass, a total contained amount of the compound d with respect to 100 parts by mass of the inkjet ink:
• wherein R1 represents a linear or branched C5-C10 hydrocarbon group,
• wherein R2 represents a linear or branched C6-C7 hydrocarbon group, and n1 represents 1 or 2,
• HO—R3—OH (3)
• wherein R3 represents a linear or branched C7-C12 hydrocarbon group,
• wherein R4 represents a phenyl group or a benzyl group, and n2 represents 1 or 2,
• wherein R5 represents a hydrogen atom or a methyl group, and
• wherein R6 represents a linear or branched C1-C4 hydrocarbon group, and n3 represents 1 or 2.