Color

#2c10cb

#2c10cb
hex#2c10cb
rgbrgb(44, 16, 203)
hslhsl(249, 85%, 43%)
oklchoklch(0.403 0.25 272.1)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0522

Colors that go with #2c10cb

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 →

#afcb10

#1052cb · #8a10cb

#cb2c10 · #10cb2c

Split-complementary

Open in tool →

#cb8a10 · #52cb10

#cb1052 · #afcb10 · #10cb8a

Contrast

#2c10cb as textRatioAAAA largeAAAFix
Aaon white
10.28:1passpasspassPasses AAA — no fix needed.
Aaon black
2.04:1failfailfail
  • AA: use #755ff2 as the text (4.68:1)
  • AAA: use #9989f5 as the text (7.25:1)
  • AA: or shift the background to #adadad (4.58:1)
  • AAA: or shift the background to #d6d6d6 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c10cb 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

#2c10cb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c10cb
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 #2c10cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c10cb-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