Color

#43668e

#43668e
hex#43668e
rgbrgb(67, 102, 142)
hslhsl(212, 36%, 41%)
oklchoklch(0.501 0.076 252.6)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1265

Colors that go with #43668e

Charcoal, Sienna 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8e6b43

#438c8e · #45438e

#8e4366 · #668e43

Split-complementary

Open in tool →

#8e4543 · #8c8e43

#8e438c · #8e6b43 · #438e45

Contrast

#43668e as textRatioAAAA largeAAAFix
Aaon white
5.95:1passpassfail
  • AAA: use #3b5a7d as the text (7.13:1)
Aaon black
3.53:1failpassfail
  • AA: use #4e77a6 as the text (4.51:1)
  • AAA: use #7899bf as the text (7.11:1)
  • AA: or shift the background to #e0e0e0 (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 #43668e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#43668e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #43668e
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 #43668e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43668e-9caac4-df564e-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