metamask-extension/ui/components/component-library/avatar-account/avatar-account.constants.js

export const DIAMETERS = {
  xs: '16',
  sm: '24',
  md: '32',
  lg: '40',
  xl: '48',
};

export const TYPES = {
  JAZZICON: 'Jazzicon',
  BLOCKIES: 'Blockie',
};