Color

#334a6b

#334a6b
hex#334a6b
rgbrgb(51, 74, 107)
hslhsl(215, 35%, 31%)
oklchoklch(0.406 0.063 257.4)
Closest name: Bonne Nuit (#3a4866)Relative luminance 0.0666

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b5433

#33666b · #38336b

#6b334a · #4a6b33

Split-complementary

Open in tool →

#6b3833 · #666b33

#6b3366 · #6b5433 · #336b38

Contrast

#334a6b as textRatioAAAA largeAAAFix
Aaon white
9:1passpasspassPasses AAA — no fix needed.
Aaon black
2.33:1failfailfail
  • AA: use #5176a9 as the text (4.51:1)
  • AAA: use #7c98c0 as the text (7.11:1)
  • AA: or shift the background to #b8b8b8 (4.54:1)
  • AAA: or shift the background to #e3e3e3 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #334a6b 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

#334a6b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #334a6b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #334a6b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/334a6b-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