#585D8A
Steel Blue · medium cool blue
About #585D8A
#585D8A is a medium, moderately saturated blue colour. Digitally that works out to 35% red, 36% green and 54% blue. In CMYK print terms it is 36% cyan, 33% magenta, 0% yellow and 46% black. Most people will perceive it as cool.
Visually it is somewhere between Steel Blue and Slate Gray (ΔE 19.2), with Slate Gray the next nearest named colour. Across the colour wheel sits #8A8558 (moss), its complementary partner.
Because it is medium, it is most useful for illustrations, icons and secondary elements. White text reads best on it at 6.27:1 (a WCAG AA pass). Used as a text colour on white, it is readable too (6.27:1).
Colour codes
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Closest named colours
ΔE measures visible difference: under 2 is barely noticeable, over 10 is clearly different.
Text on #585D8A
WCAG contrast for white and black text on this colour.
Colour-blindness preview
How #585D8A appears to people with the three most common types of colour-vision deficiency.
Shades, tints & matching colours
Similar colours
Frequently asked questions
›What colour is #585D8A?
#585D8A is a medium, moderately saturated blue colour. Digitally that works out to 35% red, 36% green and 54% blue. In CMYK print terms it is 36% cyan, 33% magenta, 0% yellow and 46% black. Most people will perceive it as cool.
›What text colour should I use on #585D8A?
Use white text. White on #585D8A has a contrast ratio of 6.27:1 (AA).
›What colours go with #585D8A?
Its complementary colour is #8A8558, and analogous partners are #58768A and #6C588A.