Color

#13017a

#13017a
hex#13017a
rgbrgb(19, 1, 122)
hslhsl(249, 98%, 24%)
oklchoklch(0.271 0.175 270.7)
Closest name: Deep Blue (#040273)Relative luminance 0.0157

Colors that go with #13017a

Charcoal, Steel Blue and Cobalt 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 →

#677901

#012b79 · #4f0179

#791301 · #017913

Split-complementary

Open in tool →

#794f01 · #2b7901

#79012b · #677901 · #01794f

Contrast

#13017a as textRatioAAAA largeAAAFix
Aaon white
15.99:1passpasspassPasses AAA — no fix needed.
Aaon black
1.31:1failfailfail
  • AA: use #7158fd as the text (4.52:1)
  • AAA: use #9886fe as the text (7.18:1)
  • AA: or shift the background to #8a8a8a (4.63:1)
  • AAA: or shift the background to #adadad (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #13017a 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

#13017a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #13017a
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 #13017a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/13017a-a79cc4-dfae4e-271f2d-e9ecf1?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