Flag of Tonga

CurrentSovereign stateISO TO · TON

Colours

No official specification

No official source specifies these colours. The figures below are conventional values in wide use.

ColourHEXRGB
red
#C10000193 0 0
Widely used approximation · See Tonga (Flags of the World)
white
#FFFFFF255 255 255
Widely used approximation · See Tonga (Flags of the World)

Construction sheet

A red field with a white canton holding a red cross whose arms do not reach the edges of the canton.

Flag Institute specification, height
1+2+2+2+1+8 units
Flag Institute specification, length
3+2+2+2+3+20 units

Source: Tonga (Flags of the World)

Sources

  1. Constitution of Tonga, 1875 (revised 2013). Constitute Project (text of the Constitution of Tonga), 4 Nov 1875. Accessed 4 Oct 2026.
  2. Tonga (Flags of the World). Flags of the World (FOTW). Accessed 4 Oct 2026.