Color

#3d2272

#3d2272
hex#3d2272
rgbrgb(61, 34, 114)
hslhsl(260, 54%, 29%)
oklchoklch(0.337 0.13 293.7)
Closest name: Explorer of the Galaxies (#3a1f76)Relative luminance 0.0335

Colors that go with #3d2272

Charcoal, Royal Blue and Crimson 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 →

#577222

#222f72 · #652272

#723d22 · #22723d

Split-complementary

Open in tool →

#726522 · #2f7222

#72222f · #577222 · #227265

Contrast

#3d2272 as textRatioAAAA largeAAAFix
Aaon white
12.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #8762d0 as the text (4.69:1)
  • AAA: use #a589dc as the text (7.21:1)
  • AA: or shift the background to #9c9c9c (4.58:1)
  • AAA: or shift the background to #c2c2c2 (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 #3d2272 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

#3d2272 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3d2272
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 #3d2272 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d2272-ae9cc4-dfc94e-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