You could either ask a party member of one of those classes to cast it on you, or take enough levels in one of those classes to be able to cast it on yourself. The simplest way to get darkvision via multiclassing would be, as you have stated, a one level dip in Shadow Sorcerer.
How do you deal with Darkvision 5e?
When you have darkvision, areas of dim light within 60 feet are treated as bright light (so no longer obscured therefore no more disadv. on Perception checks) and areas of darkness within 60 feet are treated as dim light (heavily obscured gets downgraded to lightly obscured).
Can you see Colour with Darkvision?
all races with darkvision can see in dim light as though it were bright and darkness as if it were dim light, now the second overlooked thing is is all races with darkvision feature (minus Fire Genasi) say “You can’t discern color in darkness, only shades of grey.” (circling back to to the fire Genasi, there darkvision …
Can you see in dim light with darkvision?
You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can’t discern color in darkness, only shades of gray. But at PHB p.184 it doesn’t mention dim lighting conditions, only what Darkvision does in full darkness.
Can a creature with darkvision see in darkness?
Within a specified range, a creature with darkvision can see in darkness as if the darkness were dim light, so areas of darkness are only lightly obscured as far as that creature is concerned. However, the creature can’t discern color in darkness, only shades of gray.
What does darkvision mean in dungeons and Dragons?
It says Darkvision: Many creatures in the worlds of D&D, especially those that dwell underground, have darkvision. Within a specified range, a creature with darkvision can see in darkness as if the darkness were dim light, so areas of darkness are only lightly obscured as far as that creature is concerned.
Is the definition of darkvision in the PHB correct?
In summary, the definition of darkvision listed on p. 20 of the PHB is correct, and the omission on p. 185 was corrected in errata. Within a specified range, a creature with darkvision can see in darkness as if the darkness were dim light, so areas of darkness are only lightly obscured as far as that creature is concerned.