Color

#334875

#334875
hex#334875
rgbrgb(51, 72, 117)
hslhsl(221, 39%, 33%)
oklchoklch(0.407 0.08 264.2)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0662

Colors that go with #334875

Steel Blue, Blue and Cadet Blue 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 →

#756033

#336975 · #3f3375

#753348 · #487533

Split-complementary

Open in tool →

#753f33 · #697533

#753369 · #756033 · #33753f

Contrast

#334875 as textRatioAAAA largeAAAFix
Aaon white
9.03:1passpasspassPasses AAA — no fix needed.
Aaon black
2.32:1failfailfail
  • AA: use #5876b6 as the text (4.68:1)
  • AAA: use #7f96c7 as the text (7.09:1)
  • AA: or shift the background to #b8b8b8 (4.55:1)
  • AAA: or shift the background to #e3e3e3 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #334875 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#334875 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #334875
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 #334875 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/334875-9ca4c4-df6b4e-211f2d-e9eff1?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