Color

#43699d

#43699d
hex#43699d
rgbrgb(67, 105, 157)
hslhsl(215, 40%, 44%)
oklchoklch(0.516 0.094 256.5)
Closest name: Blue Triumph (#4376ab)Relative luminance 0.1373

Colors that go with #43699d

Charcoal, Sea Green and Sienna 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9d7843

#43969d · #4b439d

#9d4369 · #699d43

Split-complementary

Open in tool →

#9d4b43 · #969d43

#9d4396 · #9d7843 · #439d4b

Contrast

#43699d as textRatioAAAA largeAAAFix
Aaon white
5.61:1passpassfail
Aaon black
3.75:1failpassfail
  • AA: use #4d77b3 as the text (4.61:1)
  • AAA: use #7798c5 as the text (7.08:1)
  • AA: or shift the background to #e8e8e8 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #43699d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#43699d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #43699d
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 #43699d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43699d-9ca8c4-df5d4e-201f2d-e9f0f1?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