Formatting issues Wikipedia:Manual of Style

modifications in font size, blank space, , color (see § color coding, below) issue wikipedia site-wide style sheet, , should reserved special cases only.

typically, use of custom font styles will:

reduce consistency, since text no longer uniform;
reduce usability, since might impossible people custom style sheets (for accessibility reasons, example) override it, , might clash different skin inconvenience people color blindness (see below); and
cause disputes, since other editors may disagree aesthetically choice of style.

outside article text, different font sizes routinely used in navigation templates , infoboxes, tables (especially in larger ones), , other contexts alternatives not available (such table captions). specify font sizes relatively (for example in css font-size: 85%) rather absolutely (like font-size: 8pt).

color coding



mos:color
mos:colour

do not use color alone mark differences in text: may invisible people color blindness , useless in black-and-white printouts or displays.

choose colors distinguishable readers commonest form of colorblindness, such maroon , teal; , additionally mark differences change of font or other means (maroon , alternative font face, teal). avoid low contrast between text , background colors. viewing page toptal can choice of colors. see color coding.

even readers unimpaired color vision, excessive background shading of table entries impedes readability , recognition of wikilinks. background color should used supplementary visual cue, , should subtle (consider using lighter, less-dominant pastel hues) rather glaring.