Color

#2e15cb

#2e15cb
hex#2e15cb
rgbrgb(46, 21, 203)
hslhsl(248, 81%, 44%)
oklchoklch(0.407 0.247 272.6)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0543

Colors that go with #2e15cb

Charcoal, Cornflower Blue and Dodger 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 →

#b3cb15

#1558cb · #8815cb

#cb2e15 · #15cb2e

Split-complementary

Open in tool →

#cb8815 · #58cb15

#cb1558 · #b3cb15 · #15cb88

Contrast

#2e15cb as textRatioAAAA largeAAAFix
Aaon white
10.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.09:1failfailfail
  • AA: use #715dee as the text (4.5:1)
  • AAA: use #9587f2 as the text (7.03:1)
  • AA: or shift the background to #b0b0b0 (4.64:1)
  • AAA: or shift the background to #d9d9d9 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2e15cb 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

#2e15cb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e15cb
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 #2e15cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e15cb-a69cc4-dfac4e-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