Color

#2e1bbb

#2e1bbb
hex#2e1bbb
rgbrgb(46, 27, 187)
hslhsl(247, 75%, 42%)
oklchoklch(0.393 0.226 273.7)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0495

Colors that go with #2e1bbb

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 →

#a9bb1b

#1b58bb · #7e1bbb

#bb2e1b · #1bbb2e

Split-complementary

Open in tool →

#bb7e1b · #58bb1b

#bb1b58 · #a9bb1b · #1bbb7e

Contrast

#2e1bbb as textRatioAAAA largeAAAFix
Aaon white
10.55:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #7263e9 as the text (4.68:1)
  • AAA: use #978bee as the text (7.24:1)
  • AA: or shift the background to #ababab (4.59:1)
  • AAA: or shift the background to #d4d4d4 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2e1bbb 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

#2e1bbb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e1bbb
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 #2e1bbb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e1bbb-a59cc4-dfaa4e-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