Color

#3a768d

#3a768d
hex#3a768d
rgbrgb(58, 118, 141)
hslhsl(197, 42%, 39%)
oklchoklch(0.535 0.072 225.6)
Closest name: Harbour Blue (#417491)Relative luminance 0.1578

Colors that go with #3a768d

Charcoal, Firebrick 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.

Real palettes that use #3a768d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8d513a

#3a8d7b · #3a4c8d

#8d3a76 · #768d3a

Split-complementary

Open in tool →

#8d3a4c · #8d7b3a

#7b3a8d · #8d513a · #4c8d3a

Contrast

#3a768d as textRatioAAAA largeAAAFix
Aaon white
5.05:1passpassfail
  • AAA: use #2e5d70 as the text (7.2:1)
Aaon black
4.16:1failpassfail
  • AA: use #3d7c94 as the text (4.51:1)
  • AAA: use #589fbb as the text (7.09:1)
  • AA: or shift the background to #f2f2f2 (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 #3a768d 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

#3a768d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a768d
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 #3a768d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a768d-9cb4c4-df4e6b-1f232d-e9f1ef?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