Color

#599cc0

#599cc0
hex#599cc0
rgbrgb(89, 156, 192)
hslhsl(201, 45%, 55%)
oklchoklch(0.663 0.087 233.7)
Closest name: Canadian Tuxedo (#579aca)Relative luminance 0.2971

Colors that go with #599cc0

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.

Real palettes that use #599cc0

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c07d59

#59c0b0 · #5968c0

#c0599c · #9cc059

Split-complementary

Open in tool →

#c05968 · #c0b059

#b059c0 · #c07d59 · #68c059

Contrast

#599cc0 as textRatioAAAA largeAAAFix
Aaon white
3.03:1failpassfail
  • AA: use #3c7c9f as the text (4.59:1)
  • AAA: use #2d5d76 as the text (7.15:1)
  • AA: or shift the background to #2b2b2b (4.68:1)
Aaon black
6.94:1passpassfail
  • AAA: use #5c9ec1 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #599cc0 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

#599cc0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #599cc0
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 #599cc0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/599cc0-9cb1c4-df4e62-1f222d-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