Color

#596597

#596597
hex#596597
rgbrgb(89, 101, 151)
hslhsl(228, 26%, 47%)
oklchoklch(0.518 0.081 273)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1367

Colors that go with #596597

Charcoal, Sea Green and Dark Olive Green 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 →

#978b59

#598497 · #6b5997

#975965 · #659759

Split-complementary

Open in tool →

#976b59 · #849759

#975984 · #978b59 · #59976b

Contrast

#596597 as textRatioAAAA largeAAAFix
Aaon white
5.63:1passpassfail
  • AAA: use #4b5681 as the text (7.13:1)
Aaon black
3.73:1failpassfail
  • AA: use #6874a6 as the text (4.64:1)
  • AAA: use #8b95bb as the text (7.11:1)
  • AA: or shift the background to #e6e6e6 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #596597 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 #596597
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 #596597 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/596597-9c9fc4-df7c4e-231f2d-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