Color

#290486

#290486
hex#290486
rgbrgb(41, 4, 134)
hslhsl(257, 94%, 27%)
oklchoklch(0.306 0.181 280)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0228

Colors that go with #290486

Charcoal, Cobalt 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 →

#618604

#042086 · #6a0486

#862904 · #048629

Split-complementary

Open in tool →

#866a04 · #208604

#860420 · #618604 · #04866a

Contrast

#290486 as textRatioAAAA largeAAAFix
Aaon white
14.42:1passpasspassPasses AAA — no fix needed.
Aaon black
1.46:1failfailfail
  • AA: use #8152fa as the text (4.52:1)
  • AAA: use #a583fb as the text (7.24:1)
  • AA: or shift the background to #919191 (4.58:1)
  • AAA: or shift the background to #b5b5b5 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #290486 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

#290486 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #290486
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 #290486 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/290486-ac9cc4-dfc24e-291f2d-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