Color

#40224e

#40224e
hex#40224e
rgbrgb(64, 34, 78)
hslhsl(281, 39%, 22%)
oklchoklch(0.313 0.083 314)
Closest name: Acai (#48295b)Relative luminance 0.0278

Colors that go with #40224e

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 →

#304e22

#2a224e · #4e2246

#4e4022 · #224e40

Split-complementary

Open in tool →

#464e22 · #224e2a

#4e2a22 · #304e22 · #22464e

Contrast

#40224e as textRatioAAAA largeAAAFix
Aaon white
13.49:1passpasspassPasses AAA — no fix needed.
Aaon black
1.56:1failfailfail
  • AA: use #9a5cb7 as the text (4.59:1)
  • AAA: use #b383c9 as the text (7.01:1)
  • AA: or shift the background to #969696 (4.56:1)
  • AAA: or shift the background to #bdbdbd (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40224e 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

#40224e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40224e
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 #40224e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40224e-ba9fc1-b6cb62-2d1f2c-ebe9f1?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