A precision number system tool

From octal logic
to hex clarity.

An elegant way to transform base-8 values into hexadecimal—complete with a transparent visual trail for every conversion.

Explore the converter

BASE 8 BASE 16

The converter

Enter a value. See the logic.

Live calculation
0o

Digits 0–7 only

Hexadecimal output BASE 16

7754
Decimal equivalent30,548

Visual conversion map

Every digit tells
a story.

Octal maps neatly into binary in groups of three. We re-group those bits in fours to reveal each hexadecimal character.

Octal groups Hex groups
TRANSLATION PATH0o73524 → 0x7754
OCTALbase 8

expand each digit into 3 bits

BINARYbase 2

re-group into 4 bits

HEXbase 16

Leading zeroes may be added briefly to create complete groups of four.

01

Built on a simple principle

Base conversion,
made legible.

Each octal character represents exactly three binary bits. That shared structure turns a normally opaque calculation into a sequence you can inspect at a glance.