Color

#311532

#311532
hex#311532
rgbrgb(49, 21, 50)
hslhsl(298, 41%, 14%)
oklchoklch(0.25 0.065 326)
Closest name: Nightly Voyager (#391531)Relative luminance 0.0142

Colors that go with #311532

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 →

#163215

#231532 · #321525

#323115 · #153231

Split-complementary

Open in tool →

#253215 · #153223

#322315 · #163215 · #152532

Contrast

#311532 as textRatioAAAA largeAAAFix
Aaon white
16.36:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #b04bb4 as the text (4.51:1)
  • AAA: use #c67ec9 as the text (7.23:1)
  • AA: or shift the background to #878787 (4.55:1)
  • AAA: or shift the background to #ababab (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #311532 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

#311532 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #311532
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 #311532 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/311532-c19fbe-98cb62-2d1f28-ede9f1?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