Hex color regex pattern
Copy and test a JavaScript regex for hex color values, with examples and a one-click link to the regex tester.
Hex color regex pattern
Validate whole value
Use anchors to check whether the complete value matches.
Regex: ^#(?:[0-9a-f]{3}|[0-9a-f]{6}|[0-9a-f]{8})$
Flags: i
Search in text
Find matching fragments inside a larger block of text.
Regex: #(?:[0-9a-f]{3}|[0-9a-f]{6}|[0-9a-f]{8})\b
Flags: gi
Examples that match
#ABC#1a2b3c
Examples that do not match
123456#12
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