Color

#5973cf

#5973cf
hex#5973cf
rgbrgb(89, 115, 207)
hslhsl(227, 55%, 58%)
oklchoklch(0.58 0.144 269.6)
Closest name: Flood (#6677bb)Relative luminance 0.1889

Colors that go with #5973cf

Charcoal, Sea Green 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 →

#cfb559

#59adcf · #7a59cf

#cf5973 · #73cf59

Split-complementary

Open in tool →

#cf7a59 · #adcf59

#cf59ad · #cfb559 · #59cf7a

Contrast

#5973cf as textRatioAAAA largeAAAFix
Aaon white
4.4:1failpassfail
  • AA: use #556fce as the text (4.61:1)
  • AAA: use #344fb2 as the text (7.22:1)
  • AA: or shift the background to #0a0a0a (4.5:1)
Aaon black
4.78:1passpassfail
  • AAA: use #8194da as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5973cf as the background.

Brands using this color

Fonts for this mood

#5973cf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5973cf
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 #5973cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5973cf-9ca0c4-df7a4e-221f2d-e9eff1?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