Color

#515394

#515394
hex#515394
rgbrgb(81, 83, 148)
hslhsl(238, 29%, 45%)
oklchoklch(0.472 0.104 280.3)
Closest name: Freshly Purpleized (#5c5083)Relative luminance 0.1007

Colors that go with #515394

Charcoal, Steel Blue and Amber 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.

Real palettes that use #515394

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#949251

#517594 · #715194

#945154 · #549451

Split-complementary

Open in tool →

#947151 · #759451

#945175 · #949251 · #519471

Contrast

#515394 as textRatioAAAA largeAAAFix
Aaon white
6.97:1passpassfail
  • AAA: use #505291 as the text (7.1:1)
Aaon black
3.01:1failpassfail
  • AA: use #6e70af as the text (4.6:1)
  • AAA: use #9294c3 as the text (7.25:1)
  • AA: or shift the background to #d1d1d1 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #515394 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #515394
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 #515394 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/515394-9f9cc4-df944e-251f2d-e9edf1?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