Color

#687dca

#687dca
hex#687dca
rgbrgb(104, 125, 202)
hslhsl(227, 48%, 60%)
oklchoklch(0.607 0.12 270.9)
Closest name: Flood (#6677bb)Relative luminance 0.2187

Colors that go with #687dca

Charcoal, Sea Green and Copper 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 →

#cab568

#68aeca · #8468ca

#ca687d · #7dca68

Split-complementary

Open in tool →

#ca8468 · #aeca68

#ca68ae · #cab568 · #68ca84

Contrast

#687dca as textRatioAAAA largeAAAFix
Aaon white
3.91:1failpassfail
  • AA: use #5970c5 as the text (4.62:1)
  • AAA: use #3a52a6 as the text (7.15:1)
  • AA: or shift the background to #171717 (4.59:1)
Aaon black
5.37:1passpassfail
  • AAA: use #8294d3 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #687dca 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

#687dca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #687dca
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 #687dca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/687dca-9ca0c4-df7a4e-221f2d-e9eff1?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