Your answer, "While it was still dark", is not correct.
The correct answer to
What time did the women visited Jesus' tomb on the morning of the ressurection?
is
At sunrise
as shown by
Mark 16:2
which is
- KJV
- And very early in the morning the first day of the week, they came unto the sepulchre at the rising of the sun.
- NIV
- Very early on the first day of the week, just after sunrise, they were on their way to the tomb