Color

#669ec7

#669ec7
hex#669ec7
rgbrgb(102, 158, 199)
hslhsl(205, 46%, 59%)
oklchoklch(0.677 0.085 241.4)
Closest name: Canadian Tuxedo (#579aca)Relative luminance 0.314

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#c78e66

#66c7bf · #666ec7

#c7669e · #9ec766

Split-complementary

Open in tool →

#c7666e · #c7bf66

#bf66c7 · #c78e66 · #6ec766

Contrast

#669ec7 as textRatioAAAA largeAAAFix
Aaon white
2.88:1failfailfail
  • AA: use #3e7ca8 as the text (4.51:1)
  • AAA: use #2f5d7f as the text (7.02:1)
  • AA: or shift the background to #303030 (4.58:1)
  • AAA: or shift the background to #050505 (7.07:1)
Aaon black
7.28:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #669ec7 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

#669ec7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #669ec7
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #669ec7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/669ec7-9cafc4-df4e58-1f212d-e9f1f0?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