Color

#596397

#596397
hex#596397
rgbrgb(89, 99, 151)
hslhsl(230, 26%, 47%)
oklchoklch(0.514 0.083 274.8)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1328

Colors that go with #596397

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 →

#978d59

#598297 · #6d5997

#975963 · #639759

Split-complementary

Open in tool →

#976d59 · #829759

#975982 · #978d59 · #59976d

Contrast

#596397 as textRatioAAAA largeAAAFix
Aaon white
5.74:1passpassfail
  • AAA: use #4d5684 as the text (7.05:1)
Aaon black
3.66:1failpassfail
  • AA: use #6872a6 as the text (4.55:1)
  • AAA: use #8f96bd as the text (7.27:1)
  • AA: or shift the background to #e6e6e6 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #596397 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 #596397
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 #596397 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/596397-9c9ec4-df814e-231f2d-e9eef1?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