Color

#528be0

#528be0
hex#528be0
rgbrgb(82, 139, 224)
hslhsl(216, 70%, 60%)
oklchoklch(0.637 0.142 258.2)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2564

Colors that go with #528be0

Charcoal, Amber and Blue 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 →

#e0a752

#52d2e0 · #6052e0

#e0528b · #8be052

Split-complementary

Open in tool →

#e06052 · #d2e052

#e052d2 · #e0a752 · #52e060

Contrast

#528be0 as textRatioAAAA largeAAAFix
Aaon white
3.43:1failpassfail
  • AA: use #2f73da as the text (4.58:1)
  • AAA: use #1e56a9 as the text (7.1:1)
  • AA: or shift the background to #242424 (4.53:1)
Aaon black
6.13:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #528be0 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

#528be0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #528be0
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 #528be0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/528be0-9ca7c4-df5f4e-201f2d-e9f0f1?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