Color

#5f699b

#5f699b
hex#5f699b
rgbrgb(95, 105, 155)
hslhsl(230, 24%, 49%)
oklchoklch(0.534 0.08 274.7)
Closest name: Bellflower (#5d66aa)Relative luminance 0.149

Colors that go with #5f699b

Charcoal, Sea Green and Dark Olive Green 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 #5f699b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9b915f

#5f879b · #735f9b

#9b5f69 · #699b5f

Split-complementary

Open in tool →

#9b735f · #879b5f

#9b5f87 · #9b915f · #5f9b73

Contrast

#5f699b as textRatioAAAA largeAAAFix
Aaon white
5.28:1passpassfail
  • AAA: use #4e567e as the text (7.1:1)
Aaon black
3.98:1failpassfail
  • AA: use #6a74a4 as the text (4.65:1)
  • AAA: use #8d95b9 as the text (7.13:1)
  • AA: or shift the background to #ededed (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5f699b 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 #5f699b
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 #5f699b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5f699b-9c9ec4-df814e-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