Color

#5f9ee3

#5f9ee3
hex#5f9ee3
rgbrgb(95, 158, 227)
hslhsl(211, 70%, 63%)
oklchoklch(0.686 0.122 252)
Closest name: Blue Bay (#619ad6)Relative luminance 0.3243

Colors that go with #5f9ee3

Charcoal, Medium Sea Green and Peru 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 #5f9ee3

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e3a35f

#5fe0e3 · #615fe3

#e35f9e · #9ee35f

Split-complementary

Open in tool →

#e3615f · #e0e35f

#e35fe0 · #e3a35f · #5fe361

Contrast

#5f9ee3 as textRatioAAAA largeAAAFix
Aaon white
2.81:1failfailfail
  • AA: use #2475cc as the text (4.68:1)
  • AAA: use #1c5a9c as the text (7.02:1)
  • AA: or shift the background to #333333 (4.5:1)
  • AAA: or shift the background to #0a0a0a (7.06:1)
Aaon black
7.49:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5f9ee3 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

#5f9ee3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5f9ee3
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 #5f9ee3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5f9ee3-9cabc4-df534e-1f202d-e9f1f1?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