This type of vision allows the creature to see in darkness as if it were dim light, so they would only be considered to have their vision lightly obscured. Interestingly, darkvision is greyscale, meaning the creature can only see in black and white when their darkvision is active.

You excel at avoiding danger whenever it presents itself. You gain the following benefits whenever you take the Dodge or Hide action. These effects last until the beginning of your next turn.

• If a creature you can see hits you with a melee attack, you can use your reaction to make a Dexterity (Acrobatics) check. If the check is higher than the attack total, the attacker cannot target you with any additional attacks this turn.
• No attack roll can benefit from advantage against you.
• You have advantage on Dexterity saving throws.

Ability Score Increase

Dexterity +1, charisma +2

Proficiency Acrobatics