Color

#3f2e56

#3f2e56
hex#3f2e56
rgbrgb(63, 46, 86)
hslhsl(266, 30%, 26%)
oklchoklch(0.34 0.071 302.4)
Closest name: Acai (#48295b)Relative luminance 0.0368

Colors that go with #3f2e56

Dark Olive Green, Sea Green and Teal 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 →

#45562e

#2e3156 · #542e56

#56402e · #2e5640

Split-complementary

Open in tool →

#56542e · #31562e

#562e31 · #45562e · #2e5654

Contrast

#3f2e56 as textRatioAAAA largeAAAFix
Aaon white
12.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #8567ad as the text (4.54:1)
  • AAA: use #a58ec2 as the text (7.25:1)
  • AA: or shift the background to #9e9e9e (4.51:1)
  • AAA: or shift the background to #c7c7c7 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f2e56 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

#3f2e56 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3f2e56
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 #3f2e56 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f2e56-b29cc4-dfd74e-2b1f2d-e9eaf1?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