Color

#596b88

#596b88
hex#596b88
rgbrgb(89, 107, 136)
hslhsl(217, 21%, 44%)
oklchoklch(0.524 0.051 259.8)
Closest name: Ashen Whisper (#646b7a)Relative luminance 0.1442

Tints & shades

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

Harmonies

Complementary

Open in tool →

#887659

#598288 · #5e5988

#88596b · #6b8859

Split-complementary

Open in tool →

#885e59 · #828859

#885982 · #887659 · #59885e

Contrast

#596b88 as textRatioAAAA largeAAAFix
Aaon white
5.41:1passpassfail
  • AAA: use #49576f as the text (7.3:1)
Aaon black
3.88:1failpassfail
  • AA: use #637797 as the text (4.62:1)
  • AAA: use #8797b0 as the text (7.08:1)
  • AA: or shift the background to #ebebeb (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #596b88 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 #596b88
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #596b88 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/596b88-9ca7c4-df624e-201f2d-e9f0f1?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