Color

#2c1fdb

#2c1fdb
hex#2c1fdb
rgbrgb(44, 31, 219)
hslhsl(244, 75%, 49%)
oklchoklch(0.433 0.259 270.7)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0663

Colors that go with #2c1fdb

Charcoal, Cornflower Blue and Crimson 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 →

#cedb1f

#1f70db · #891fdb

#db2c1f · #1fdb2c

Split-complementary

Open in tool →

#db891f · #70db1f

#db1f70 · #cedb1f · #1fdb89

Contrast

#2c1fdb as textRatioAAAA largeAAAFix
Aaon white
9.03:1passpasspassPasses AAA — no fix needed.
Aaon black
2.33:1failfailfail
  • AA: use #6c63e9 as the text (4.6:1)
  • AAA: use #928bee as the text (7.15:1)
  • AA: or shift the background to #b8b8b8 (4.55:1)
  • AAA: or shift the background to #e3e3e3 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c1fdb 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

#2c1fdb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c1fdb
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 #2c1fdb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c1fdb-a39cc4-dfa24e-261f2d-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