Color

#59a2cf

#59a2cf
hex#59a2cf
rgbrgb(89, 162, 207)
hslhsl(203, 55%, 58%)
oklchoklch(0.683 0.099 237.7)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3247

Colors that go with #59a2cf

Charcoal, Peru 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 →

#cf8659

#59cfc1 · #5967cf

#cf59a2 · #a2cf59

Split-complementary

Open in tool →

#cf5967 · #cfc159

#c159cf · #cf8659 · #67cf59

Contrast

#59a2cf as textRatioAAAA largeAAAFix
Aaon white
2.8:1failfailfail
  • AA: use #317caa as the text (4.57:1)
  • AAA: use #255c7e as the text (7.21:1)
  • AA: or shift the background to #333333 (4.51:1)
  • AAA: or shift the background to #0a0a0a (7.07:1)
Aaon black
7.49:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #59a2cf as the background.

Brands using this color

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

Fonts for this mood

#59a2cf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #59a2cf
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 #59a2cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59a2cf-9cb0c4-df4e5d-1f222d-e9f1f0?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