Color

#5266a3

#5266a3
hex#5266a3
rgbrgb(82, 102, 163)
hslhsl(225, 33%, 48%)
oklchoklch(0.522 0.1 269)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1394

Colors that go with #5266a3

Charcoal, Sea Green 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a38f52

#528fa3 · #6652a3

#a35266 · #66a352

Split-complementary

Open in tool →

#a36652 · #8fa352

#a3528f · #a38f52 · #52a366

Contrast

#5266a3 as textRatioAAAA largeAAAFix
Aaon white
5.54:1passpassfail
  • AAA: use #46578b as the text (7.01:1)
Aaon black
3.79:1failpassfail
  • AA: use #6073af as the text (4.57:1)
  • AAA: use #8594c1 as the text (7:1)
  • AA: or shift the background to #e8e8e8 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5266a3 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 #5266a3
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 #5266a3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5266a3-9ca1c4-df754e-221f2d-e9eff1?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