Color

#584cd6

#584cd6
hex#584cd6
rgbrgb(88, 76, 214)
hslhsl(245, 63%, 57%)
oklchoklch(0.513 0.203 280.4)
Closest name: Blurple (#5539cc)Relative luminance 0.121

Colors that go with #584cd6

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 →

#cbd64c

#4c86d6 · #9d4cd6

#d6584c · #4cd658

Split-complementary

Open in tool →

#d69d4c · #86d64c

#d64c86 · #cbd64c · #4cd69d

Contrast

#584cd6 as textRatioAAAA largeAAAFix
Aaon white
6.14:1passpassfail
  • AAA: use #4c40d4 as the text (7.02:1)
Aaon black
3.42:1failpassfail
  • AA: use #6f65dc as the text (4.57:1)
  • AAA: use #928be5 as the text (7.05:1)
  • AA: or shift the background to #dedede (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #584cd6 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

#584cd6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #584cd6
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 #584cd6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/584cd6-a49cc4-dfa54e-261f2d-e9ecf1?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