Color

#4f8fab

#4f8fab
hex#4f8fab
rgbrgb(79, 143, 171)
hslhsl(198, 37%, 49%)
oklchoklch(0.618 0.078 228.4)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2425

Colors that go with #4f8fab

Charcoal, Copper and Cobalt Blue 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 #4f8fab

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ab6a4f

#4fab99 · #4f61ab

#ab4f8f · #8fab4f

Split-complementary

Open in tool →

#ab4f61 · #ab994f

#994fab · #ab6a4f · #61ab4f

Contrast

#4f8fab as textRatioAAAA largeAAAFix
Aaon white
3.59:1failpassfail
  • AA: use #437b93 as the text (4.67:1)
  • AAA: use #335e70 as the text (7.06:1)
  • AA: or shift the background to #1f1f1f (4.59:1)
Aaon black
5.85:1passpassfail
  • AAA: use #629db7 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f8fab 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

#4f8fab reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f8fab
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 #4f8fab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f8fab-9cb3c4-df4e69-1f232d-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