Color

#667ed6

#667ed6
hex#667ed6
rgbrgb(102, 126, 214)
hslhsl(227, 58%, 62%)
oklchoklch(0.615 0.136 270.5)
Closest name: Blue Jay (#5588dd)Relative luminance 0.226

Colors that go with #667ed6

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 →

#d6be66

#66b6d6 · #8666d6

#d6667e · #7ed666

Split-complementary

Open in tool →

#d68666 · #b6d666

#d666b6 · #d6be66 · #66d686

Contrast

#667ed6 as textRatioAAAA largeAAAFix
Aaon white
3.8:1failpassfail
  • AA: use #526dd1 as the text (4.7:1)
  • AAA: use #314fb9 as the text (7.12:1)
  • AA: or shift the background to #1a1a1a (4.58:1)
Aaon black
5.52:1passpassfail
  • AAA: use #7e93dd as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #667ed6 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

#667ed6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #667ed6
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 #667ed6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/667ed6-9ca0c4-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