Color

#2a2dea

#2a2dea
hex#2a2dea
rgbrgb(42, 45, 234)
hslhsl(239, 82%, 54%)
oklchoklch(0.463 0.267 269.1)
Closest name: Bluebonnet (#1c1cf0)Relative luminance 0.0831

Colors that go with #2a2dea

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 →

#eae72a

#2a8dea · #862aea

#ea2a2d · #2dea2a

Split-complementary

Open in tool →

#ea862a · #8dea2a

#ea2a8d · #eae72a · #2aea86

Contrast

#2a2dea as textRatioAAAA largeAAAFix
Aaon white
7.89:1passpasspassPasses AAA — no fix needed.
Aaon black
2.66:1failfailfail
  • AA: use #6164ef as the text (4.58:1)
  • AAA: use #8b8df4 as the text (7.21:1)
  • AA: or shift the background to #c4c4c4 (4.52:1)
  • AAA: or shift the background to #f2f2f2 (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 #2a2dea as the background.

Brands using this color

Fonts for this mood

#2a2dea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a2dea
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 #2a2dea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a2dea-a09cc4-df964e-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