Color

#2c3cce

#2c3cce
hex#2c3cce
rgbrgb(44, 60, 206)
hslhsl(234, 65%, 49%)
oklchoklch(0.453 0.221 269.4)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0822

Colors that go with #2c3cce

Charcoal, Sea Green and Steel 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 →

#cebe2c

#2c8dce · #6d2cce

#ce2c3c · #3cce2c

Split-complementary

Open in tool →

#ce6d2c · #8dce2c

#ce2c8d · #cebe2c · #2cce6d

Contrast

#2c3cce as textRatioAAAA largeAAAFix
Aaon white
7.94:1passpasspassPasses AAA — no fix needed.
Aaon black
2.64:1failfailfail
  • AA: use #5f6cdd as the text (4.68:1)
  • AAA: use #858fe5 as the text (7.06:1)
  • AA: or shift the background to #c4c4c4 (4.55:1)
  • AAA: or shift the background to #f2f2f2 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c3cce 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

#2c3cce reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c3cce
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 #2c3cce and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c3cce-9d9cc4-df8a4e-241f2d-e9eef1?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