Color

#525fef

#525fef
hex#525fef
rgbrgb(82, 95, 239)
hslhsl(235, 83%, 63%)
oklchoklch(0.561 0.214 273.4)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1621

Colors that go with #525fef

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 →

#efe252

#52aeef · #9452ef

#ef525f · #5fef52

Split-complementary

Open in tool →

#ef9452 · #aeef52

#ef52ae · #efe252 · #52ef94

Contrast

#525fef as textRatioAAAA largeAAAFix
Aaon white
4.95:1passpassfail
  • AAA: use #2d3deb as the text (7.05:1)
Aaon black
4.24:1failpassfail
  • AA: use #5c68f0 as the text (4.69:1)
  • AAA: use #868ff4 as the text (7.25:1)
  • AA: or shift the background to #f5f5f5 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #525fef as the background.

Brands using this color

Fonts for this mood

#525fef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #525fef
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 #525fef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/525fef-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