Color

#2d0bef

#2d0bef
hex#2d0bef
rgbrgb(45, 11, 239)
hslhsl(249, 91%, 49%)
oklchoklch(0.447 0.287 270.1)
Closest name: Bluebonnet (#1c1cf0)Relative luminance 0.0703

Colors that go with #2d0bef

Olive Green, Charcoal and Slate Gray 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 →

#cdef0b

#0b5bef · #9f0bef

#ef2d0b · #0bef2d

Split-complementary

Open in tool →

#ef9f0b · #5bef0b

#ef0b5b · #cdef0b · #0bef9f

Contrast

#2d0bef as textRatioAAAA largeAAAFix
Aaon white
8.73:1passpasspassPasses AAA — no fix needed.
Aaon black
2.41:1failfailfail
  • AA: use #755ef7 as the text (4.7:1)
  • AAA: use #9785f9 as the text (7.04:1)
  • AA: or shift the background to #bdbdbd (4.65:1)
  • AAA: or shift the background to #e8e8e8 (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 #2d0bef 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

#2d0bef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d0bef
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 #2d0bef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d0bef-a79cc4-dfae4e-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