Color

#3746cd

#3746cd
hex#3746cd
rgbrgb(55, 70, 205)
hslhsl(234, 60%, 51%)
oklchoklch(0.474 0.206 271)
Closest name: Denim (#2243b6)Relative luminance 0.096

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cdbe37

#3791cd · #7337cd

#cd3746 · #46cd37

Split-complementary

Open in tool →

#cd7337 · #91cd37

#cd3791 · #cdbe37 · #37cd73

Contrast

#3746cd as textRatioAAAA largeAAAFix
Aaon white
7.19:1passpasspassPasses AAA — no fix needed.
Aaon black
2.92:1failfailfail
  • AA: use #606cd7 as the text (4.62:1)
  • AAA: use #8992e1 as the text (7.26:1)
  • AA: or shift the background to #cfcfcf (4.62:1)
  • AAA: or shift the background to #fcfcfc (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 #3746cd 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

#3746cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3746cd
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 #3746cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3746cd-9d9cc4-df8a4e-241f2d-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