Color

#4f5a96

#4f5a96
hex#4f5a96
rgbrgb(79, 90, 150)
hslhsl(231, 31%, 45%)
oklchoklch(0.486 0.097 274.4)
Closest name: Dusk (#4e5481)Relative luminance 0.1118

Colors that go with #4f5a96

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.

Real palettes that use #4f5a96

Tints & shades

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

Harmonies

Complementary

Open in tool →

#968c4f

#4f7d96 · #684f96

#964f5a · #5a964f

Split-complementary

Open in tool →

#96684f · #7d964f

#964f7d · #968c4f · #4f9668

Contrast

#4f5a96 as textRatioAAAA largeAAAFix
Aaon white
6.49:1passpassfail
  • AAA: use #4a548c as the text (7.15:1)
Aaon black
3.24:1failpassfail
  • AA: use #6973b0 as the text (4.68:1)
  • AAA: use #8d95c3 as the text (7.22:1)
  • AA: or shift the background to #d9d9d9 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f5a96 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 #4f5a96
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 #4f5a96 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f5a96-9c9ec4-df834e-231f2d-e9eef1?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