Color

#585aca

#585aca
hex#585aca
rgbrgb(88, 90, 202)
hslhsl(239, 52%, 57%)
oklchoklch(0.527 0.17 278.1)
Closest name: slateblue (#6a5acd)Relative luminance 0.1365

Colors that go with #585aca

Charcoal, Sea Green and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#cac858

#5893ca · #8f58ca

#ca585a · #5aca58

Split-complementary

Open in tool →

#ca8f58 · #93ca58

#ca5893 · #cac858 · #58ca8f

Contrast

#585aca as textRatioAAAA largeAAAFix
Aaon white
5.63:1passpassfail
  • AAA: use #4547c4 as the text (7.12:1)
Aaon black
3.73:1failpassfail
  • AA: use #686acf as the text (4.55:1)
  • AAA: use #8f90dc as the text (7.19:1)
  • AA: or shift the background to #e6e6e6 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #585aca as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#585aca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #585aca
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

›analyze #585aca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/585aca-a09cc4-df964e-251f2d-e9edf1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md