Color

#2c2b40

#2c2b40
hex#2c2b40
rgbrgb(44, 43, 64)
hslhsl(243, 20%, 21%)
oklchoklch(0.3 0.038 286.1)
Closest name: Haiti (#2c2a35)Relative luminance 0.0263

Colors that go with #2c2b40

Dark Olive Green, Sea Green and Sienna 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 →

#3f402b

#2b3440 · #372b40

#402c2b · #2b402c

Split-complementary

Open in tool →

#40372b · #34402b

#402b34 · #3f402b · #2b4037

Contrast

#2c2b40 as textRatioAAAA largeAAAFix
Aaon white
13.76:1passpasspassPasses AAA — no fix needed.
Aaon black
1.53:1failfailfail
  • AA: use #7572a1 as the text (4.68:1)
  • AAA: use #9694b8 as the text (7.22:1)
  • AA: or shift the background to #949494 (4.53:1)
  • AAA: or shift the background to #bababa (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 #2c2b40 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2c2b40 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c2b40
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 #2c2b40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c2b40-a39cc4-dfa04e-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