Color

#2727fc

#2727fc
hex#2727fc
rgbrgb(39, 39, 252)
hslhsl(240, 97%, 57%)
oklchoklch(0.477 0.29 268.1)
Closest name: C64 Blue (#003aff)Relative luminance 0.0891

Colors that go with #2727fc

Charcoal, Crimson and Cobalt 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 →

#fcfc27

#2791fc · #9127fc

#fc2727 · #27fc27

Split-complementary

Open in tool →

#fc9127 · #91fc27

#fc2791 · #fcfc27 · #27fc91

Contrast

#2727fc as textRatioAAAA largeAAAFix
Aaon white
7.55:1passpasspassPasses AAA — no fix needed.
Aaon black
2.78:1failfailfail
  • AA: use #6363fd as the text (4.73:1)
  • AAA: use #8b8bfd as the text (7.21:1)
  • AA: or shift the background to #c9c9c9 (4.56:1)
  • AAA: or shift the background to #f7f7f7 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2727fc as the background.

Brands using this color

Fonts for this mood

#2727fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2727fc
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 #2727fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2727fc-a19cc4-df994e-251f2d-e9edf1?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