Color

#688aca

#688aca
hex#688aca
rgbrgb(104, 138, 202)
hslhsl(219, 48%, 60%)
oklchoklch(0.635 0.104 262.4)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2538

Colors that go with #688aca

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 →

#caa868

#68bbca · #7768ca

#ca688a · #8aca68

Split-complementary

Open in tool →

#ca7768 · #bbca68

#ca68bb · #caa868 · #68ca77

Contrast

#688aca as textRatioAAAA largeAAAFix
Aaon white
3.46:1failpassfail
  • AA: use #4a73bf as the text (4.67:1)
  • AAA: use #355797 as the text (7.09:1)
  • AA: or shift the background to #212121 (4.66:1)
Aaon black
6.08:1passpassfail
  • AAA: use #7796cf as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #688aca 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

#688aca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #688aca
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 #688aca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/688aca-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