Color

#596c91

#596c91
hex#596c91
rgbrgb(89, 108, 145)
hslhsl(220, 24%, 46%)
oklchoklch(0.531 0.063 263.3)
Closest name: Dark Prince (#6b6c89)Relative luminance 0.1489

Tints & shades

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

Harmonies

Complementary

Open in tool →

#917f59

#598891 · #635991

#91596c · #6c9159

Split-complementary

Open in tool →

#916359 · #889159

#915988 · #917f59 · #599163

Contrast

#596c91 as textRatioAAAA largeAAAFix
Aaon white
5.28:1passpassfail
  • AAA: use #4a5978 as the text (7.02:1)
Aaon black
3.98:1failpassfail
  • AA: use #61759e as the text (4.55:1)
  • AAA: use #8796b5 as the text (7.06:1)
  • AA: or shift the background to #ededed (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 #596c91 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 #596c91
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 #596c91 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/596c91-9ca5c4-df694e-211f2d-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