Some Phonetics Websites for Vowels

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Most Material from - or UCLA, Peter Ladefoged Sound Archives


Height, Backness and Rounding





Other Vowel Features

[±ATR] Tense/Lax Vowels

Phonation (Creaky/Murmered)

Nasal Vowels

Unusual Diphthongs

Long Vowels

Dakota Color Bars

Color Bars (New Window)


  1. What's the difference between the white, green, and  brown red rectangels on the row and the bicolored rectangles beneath them?
  2. What's the difference between the pale blue rectangle and the blue and pink rectangle?
  3. How is the pink and blue different from the  from the white/gray, green/grey, etc.
  4. What's the difference between the bicolored rectangles on the bottom row and the pink, dark brown and yellow rectangles immediately above?

Alphabetic Correspondences (Not IPA)

Concept for Sound-Color Correspondences

I'm not necessarily advovationg this, just informing you of background of site.