Color

#310962

#310962
hex#310962
rgbrgb(49, 9, 98)
hslhsl(267, 83%, 21%)
oklchoklch(0.276 0.138 295.7)
Closest name: Cotinga Purple (#340059)Relative luminance 0.0173

Colors that go with #310962

Charcoal, Royal Blue and Cadet Blue 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 →

#3a6209

#090e62 · #5e0962

#623109 · #096231

Split-complementary

Open in tool →

#625e09 · #0e6209

#62090e · #3a6209 · #09625e

Contrast

#310962 as textRatioAAAA largeAAAFix
Aaon white
15.6:1passpasspassPasses AAA — no fix needed.
Aaon black
1.35:1failfailfail
  • AA: use #964eef as the text (4.63:1)
  • AAA: use #b27cf3 as the text (7.07:1)
  • AA: or shift the background to #8a8a8a (4.52:1)
  • AAA: or shift the background to #b0b0b0 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #310962 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

#310962 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #310962
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 #310962 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/310962-b39cc4-dfda4e-2c1f2d-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