Color

#1806bc

#1806bc
hex#1806bc
rgbrgb(24, 6, 188)
hslhsl(246, 94%, 38%)
oklchoklch(0.369 0.243 267.8)
Closest name: mediumblue (#0000cd)Relative luminance 0.0396

Colors that go with #1806bc

Midnight Blue, Orange Red and Royal Blue 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 →

#aabc06

#064fbc · #7306bc

#bc1806 · #06bc18

Split-complementary

Open in tool →

#bc7306 · #4fbc06

#bc064f · #aabc06 · #06bc73

Contrast

#1806bc as textRatioAAAA largeAAAFix
Aaon white
11.72:1passpasspassPasses AAA — no fix needed.
Aaon black
1.79:1failfailfail
  • AA: use #6c5cfa as the text (4.55:1)
  • AAA: use #9488fb as the text (7.17:1)
  • AA: or shift the background to #a1a1a1 (4.54:1)
  • AAA: or shift the background to #c9c9c9 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1806bc 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

#1806bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1806bc
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 #1806bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1806bc-a59cc4-dfa74e-271f2d-e9ecf1?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