Color

#585fe4

#585fe4
hex#585fe4
rgbrgb(88, 95, 228)
hslhsl(237, 72%, 62%)
oklchoklch(0.556 0.198 275.6)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1586

Colors that go with #585fe4

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 →

#e4dd58

#58a5e4 · #9758e4

#e4585f · #5fe458

Split-complementary

Open in tool →

#e49758 · #a5e458

#e458a5 · #e4dd58 · #58e497

Contrast

#585fe4 as textRatioAAAA largeAAAFix
Aaon white
5.03:1passpassfail
  • AAA: use #353ede as the text (7.25:1)
Aaon black
4.17:1failpassfail
  • AA: use #6168e5 as the text (4.62:1)
  • AAA: use #898eec as the text (7.14:1)
  • AA: or shift the background to #f5f5f5 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #585fe4 as the background.

Brands using this color

Fonts for this mood

#585fe4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #585fe4
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 #585fe4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/585fe4-9f9cc4-df924e-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