Color

#4f86ab

#4f86ab
hex#4f86ab
rgbrgb(79, 134, 171)
hslhsl(204, 37%, 49%)
oklchoklch(0.597 0.081 239.5)
Closest name: steelblue (#4682b4)Relative luminance 0.2165

Colors that go with #4f86ab

Charcoal, Copper 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 #4f86ab

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ab744f

#4faba2 · #4f58ab

#ab4f86 · #86ab4f

Split-complementary

Open in tool →

#ab4f58 · #aba24f

#a24fab · #ab744f · #58ab4f

Contrast

#4f86ab as textRatioAAAA largeAAAFix
Aaon white
3.94:1failpassfail
  • AA: use #487b9d as the text (4.57:1)
  • AAA: use #375d77 as the text (7.01:1)
  • AA: or shift the background to #171717 (4.55:1)
Aaon black
5.33:1passpassfail
  • AAA: use #6c9cbc 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 #4f86ab 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

#4f86ab reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f86ab
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 #4f86ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f86ab-9cafc4-df4e5a-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