Color

#598491

#598491
hex#598491
rgbrgb(89, 132, 145)
hslhsl(194, 24%, 46%)
oklchoklch(0.587 0.051 218.7)
Closest name: Arctic (#648589)Relative luminance 0.2067

Colors that go with #598491

Charcoal, Copper 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 →

#916659

#599182 · #596891

#915984 · #849159

Split-complementary

Open in tool →

#915968 · #918259

#825991 · #916659 · #689159

Contrast

#598491 as textRatioAAAA largeAAAFix
Aaon white
4.09:1failpassfail
  • AA: use #537c88 as the text (4.56:1)
  • AAA: use #3e5c65 as the text (7.18:1)
  • AA: or shift the background to #141414 (4.5:1)
Aaon black
5.13:1passpassfail
  • AAA: use #749daa as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #598491 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #598491
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 #598491 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/598491-9cb6c4-df4e72-1f242d-e9f1ef?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