Color

#334cc7

#334cc7
hex#334cc7
rgbrgb(51, 76, 199)
hslhsl(230, 59%, 49%)
oklchoklch(0.477 0.193 268.9)
Closest name: Denim (#2243b6)Relative luminance 0.1

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c7ae33

#3396c7 · #6433c7

#c7334c · #4cc733

Split-complementary

Open in tool →

#c76433 · #96c733

#c73396 · #c7ae33 · #33c764

Contrast

#334cc7 as textRatioAAAA largeAAAFix
Aaon white
7:1passpasspassPasses AAA — no fix needed.
Aaon black
3:1failfailfail
  • AA: use #596dd4 as the text (4.56:1)
  • AAA: use #8191df as the text (7.05:1)
  • AA: or shift the background to #d1d1d1 (4.59:1)
  • AAA: or shift the background to #ffffff (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #334cc7 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

#334cc7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #334cc7
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 #334cc7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/334cc7-9c9ec4-df814e-231f2d-e9eef1?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