Color

#2d27aa

#2d27aa
hex#2d27aa
rgbrgb(45, 39, 170)
hslhsl(243, 63%, 41%)
oklchoklch(0.386 0.198 274)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0491

Colors that go with #2d27aa

Midnight Blue, Olive Green and Steel 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.

Real palettes that use #2d27aa

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#a4aa27

#2762aa · #6f27aa

#aa2d27 · #27aa2d

Split-complementary

Open in tool →

#aa6f27 · #62aa27

#aa2762 · #a4aa27 · #27aa6f

Contrast

#2d27aa as textRatioAAAA largeAAAFix
Aaon white
10.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #6b65dc as the text (4.52:1)
  • AAA: use #938fe6 as the text (7.31:1)
  • AA: or shift the background to #ababab (4.61:1)
  • AAA: or shift the background to #d4d4d4 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d27aa 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

#2d27aa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d27aa
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 #2d27aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d27aa-a39cc4-dfa04e-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