Color

#291050

#291050
hex#291050
rgbrgb(41, 16, 80)
hslhsl(263, 67%, 19%)
oklchoklch(0.255 0.109 295.4)
Closest name: Hollow Knight (#330055)Relative luminance 0.0142

Colors that go with #291050

Charcoal, Royal Blue 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 →

#385110

#101851 · #491051

#512910 · #105129

Split-complementary

Open in tool →

#514910 · #185110

#511018 · #385110 · #105149

Contrast

#291050 as textRatioAAAA largeAAAFix
Aaon white
16.35:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #8c59de as the text (4.6:1)
  • AAA: use #a984e7 as the text (7.14:1)
  • 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 #291050 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

#291050 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #291050
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 #291050 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/291050-b09cc4-dfd04e-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