Color

#5a88ce

#5a88ce
hex#5a88ce
rgbrgb(90, 136, 206)
hslhsl(216, 54%, 58%)
oklchoklch(0.625 0.118 258.5)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2424

Colors that go with #5a88ce

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 →

#ce9f5a

#5ac2ce · #665ace

#ce5a88 · #88ce5a

Split-complementary

Open in tool →

#ce665a · #c2ce5a

#ce5ac2 · #ce9f5a · #5ace66

Contrast

#5a88ce as textRatioAAAA largeAAAFix
Aaon white
3.59:1failpassfail
  • AA: use #3f75c6 as the text (4.59:1)
  • AAA: use #2d5695 as the text (7.3:1)
  • AA: or shift the background to #1f1f1f (4.59:1)
Aaon black
5.85:1passpassfail
  • AAA: use #7299d5 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a88ce as the background.

Brands using this color

Fonts for this mood

#5a88ce reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5a88ce
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 #5a88ce and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a88ce-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