Color

#5785db

#5785db
hex#5785db
rgbrgb(87, 133, 219)
hslhsl(219, 65%, 60%)
oklchoklch(0.624 0.14 261.9)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2392

Colors that go with #5785db

Charcoal, Copper 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 →

#dbad57

#57c7db · #6b57db

#db5785 · #85db57

Split-complementary

Open in tool →

#db6b57 · #c7db57

#db57c7 · #dbad57 · #57db6b

Contrast

#5785db as textRatioAAAA largeAAAFix
Aaon white
3.63:1failpassfail
  • AA: use #3d73d6 as the text (4.54:1)
  • AAA: use #2554ad as the text (7.12:1)
  • AA: or shift the background to #1f1f1f (4.54:1)
Aaon black
5.78:1passpassfail
  • AAA: use #7097e1 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5785db as the background.

Brands using this color

Fonts for this mood

#5785db reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5785db
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 #5785db and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5785db-9ca5c4-df664e-211f2d-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