Color

#2f27aa

#2f27aa
hex#2f27aa
rgbrgb(47, 39, 170)
hslhsl(244, 63%, 41%)
oklchoklch(0.387 0.197 274.7)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0496

Colors that go with #2f27aa

Charcoal, Blue and Cornflower 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 →

#a2aa27

#2760aa · #7127aa

#aa2f27 · #27aa2f

Split-complementary

Open in tool →

#aa7127 · #60aa27

#aa2760 · #a2aa27 · #27aa71

Contrast

#2f27aa as textRatioAAAA largeAAAFix
Aaon white
10.54:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #6d65dc as the text (4.55:1)
  • AAA: use #918be5 as the text (7.03:1)
  • AA: or shift the background to #ababab (4.59:1)
  • AAA: or shift the background to #d4d4d4 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f27aa 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

#2f27aa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f27aa
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 #2f27aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f27aa-a39cc4-dfa24e-261f2d-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