Color

#5863da

#5863da
hex#5863da
rgbrgb(88, 99, 218)
hslhsl(235, 64%, 60%)
oklchoklch(0.556 0.18 274.9)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1606

Colors that go with #5863da

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 →

#dacf58

#58a4da · #8e58da

#da5863 · #63da58

Split-complementary

Open in tool →

#da8e58 · #a4da58

#da58a4 · #dacf58 · #58da8e

Contrast

#5863da as textRatioAAAA largeAAAFix
Aaon white
4.99:1passpassfail
  • AAA: use #3643d3 as the text (7.24:1)
Aaon black
4.21:1failpassfail
  • AA: use #606adc as the text (4.59:1)
  • AAA: use #868ee4 as the text (7:1)
  • AA: or shift the background to #f5f5f5 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5863da as the background.

Brands using this color

Fonts for this mood

#5863da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5863da
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 #5863da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5863da-9e9cc4-df8d4e-241f2d-e9eef1?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