Color

#5255a7

#5255a7
hex#5255a7
rgbrgb(82, 85, 167)
hslhsl(238, 34%, 49%)
oklchoklch(0.489 0.129 278.9)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1108

Colors that go with #5255a7

Charcoal, Amber and 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 →

#a7a552

#5280a7 · #7a52a7

#a75255 · #55a752

Split-complementary

Open in tool →

#a77a52 · #80a752

#a75280 · #a7a552 · #52a77a

Contrast

#5255a7 as textRatioAAAA largeAAAFix
Aaon white
6.53:1passpassfail
  • AAA: use #4d509d as the text (7.12:1)
Aaon black
3.22:1failpassfail
  • AA: use #6c6fb7 as the text (4.6:1)
  • AAA: use #9294c9 as the text (7.3:1)
  • AA: or shift the background to #d9d9d9 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5255a7 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 #5255a7
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 #5255a7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5255a7-9f9cc4-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