Color

#6c88cb

#6c88cb
hex#6c88cb
rgbrgb(108, 136, 203)
hslhsl(222, 48%, 61%)
oklchoklch(0.634 0.106 266.2)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2511

Colors that go with #6c88cb

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 →

#cbaf6c

#6cb8cb · #7f6ccb

#cb6c88 · #88cb6c

Split-complementary

Open in tool →

#cb7f6c · #b8cb6c

#cb6cb8 · #cbaf6c · #6ccb7f

Contrast

#6c88cb as textRatioAAAA largeAAAFix
Aaon white
3.49:1failpassfail
  • AA: use #5173c2 as the text (4.58:1)
  • AAA: use #36549b as the text (7.25:1)
  • AA: or shift the background to #212121 (4.62:1)
Aaon black
6.02:1passpassfail
  • AAA: use #7b95d1 as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6c88cb 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

#6c88cb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6c88cb
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 #6c88cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6c88cb-9ca3c4-df6e4e-211f2d-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