Color

#2a1e43

#2a1e43
hex#2a1e43
rgbrgb(42, 30, 67)
hslhsl(259, 38%, 19%)
oklchoklch(0.27 0.067 296.6)
Closest name: Midnight Velvet (#2a2243)Relative luminance 0.0183

Colors that go with #2a1e43

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 →

#37431e

#1e2543 · #3c1e43

#432a1e · #1e432a

Split-complementary

Open in tool →

#433c1e · #25431e

#431e25 · #37431e · #1e433c

Contrast

#2a1e43 as textRatioAAAA largeAAAFix
Aaon white
15.38:1passpasspassPasses AAA — no fix needed.
Aaon black
1.37:1failfailfail
  • AA: use #8268bb as the text (4.65:1)
  • AAA: use #9f8bcb as the text (7.03:1)
  • AA: or shift the background to #8c8c8c (4.57:1)
  • AAA: or shift the background to #b0b0b0 (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 #2a1e43 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2a1e43 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a1e43
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 #2a1e43 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a1e43-ad9cc4-dfc74e-2a1f2d-e9ebf1?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