Color

#59949b

#59949b
hex#59949b
rgbrgb(89, 148, 155)
hslhsl(186, 27%, 48%)
oklchoklch(0.629 0.062 205.4)
Closest name: Cavolo Nero (#72939e)Relative luminance 0.2567

Colors that go with #59949b

Charcoal, Copper and Cobalt Blue 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.

Real palettes that use #59949b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9b6059

#599b81 · #59749b

#9b5995 · #959b59

Split-complementary

Open in tool →

#9b5974 · #9b8159

#81599b · #9b6059 · #749b59

Contrast

#59949b as textRatioAAAA largeAAAFix
Aaon white
3.42:1failpassfail
  • AA: use #4a7c82 as the text (4.67:1)
  • AAA: use #385d61 as the text (7.23:1)
  • AA: or shift the background to #242424 (4.53:1)
Aaon black
6.13:1passpassfail
  • AAA: use #649fa6 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #59949b 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 #59949b
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 #59949b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59949b-a2b8be-df4e86-1f262d-e9f1ee?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