Color

#2a2640

#2a2640
hex#2a2640
rgbrgb(42, 38, 64)
hslhsl(249, 25%, 20%)
oklchoklch(0.286 0.047 290.1)
Closest name: Midnight Velvet (#2a2243)Relative luminance 0.0225

Colors that go with #2a2640

Charcoal, Dark Olive Green and Sea Green 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 →

#3c4026

#262f40 · #372640

#402a26 · #26402a

Split-complementary

Open in tool →

#403726 · #2f4026

#40262f · #3c4026 · #264037

Contrast

#2a2640 as textRatioAAAA largeAAAFix
Aaon white
14.49:1passpasspassPasses AAA — no fix needed.
Aaon black
1.45:1failfailfail
  • AA: use #7870a9 as the text (4.69:1)
  • AAA: use #9993be as the text (7.27:1)
  • AA: or shift the background to #919191 (4.6:1)
  • AAA: or shift the background to #b5b5b5 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a2640 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2a2640 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a2640
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 #2a2640 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a2640-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