Color

#1066bc

#1066bc
hex#1066bc
rgbrgb(16, 102, 188)
hslhsl(210, 84%, 40%)
oklchoklch(0.512 0.155 254)
Closest name: Denim (#1560bd)Relative luminance 0.1324

Colors that go with #1066bc

Charcoal, Crimson and Sienna 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 →

#bc6610

#10bcbc · #1010bc

#bc1066 · #66bc10

Split-complementary

Open in tool →

#bc1010 · #bcbc10

#bc10bc · #bc6610 · #10bc10

Contrast

#1066bc as textRatioAAAA largeAAAFix
Aaon white
5.76:1passpassfail
  • AAA: use #0e59a4 as the text (7.04:1)
Aaon black
3.65:1failpassfail
  • AA: use #1375d8 as the text (4.56:1)
  • AAA: use #4399ef as the text (7.04:1)
  • AA: or shift the background to #e6e6e6 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1066bc as the background.

Brands using this color

Fonts for this mood

#1066bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1066bc
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 #1066bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1066bc-9cabc4-df514e-1f202d-e9f1f1?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