Color

#3760b9

#3760b9
hex#3760b9
rgbrgb(55, 96, 185)
hslhsl(221, 54%, 47%)
oklchoklch(0.508 0.148 263.4)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1268

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b99037

#37a1b9 · #4f37b9

#b93760 · #60b937

Split-complementary

Open in tool →

#b94f37 · #a1b937

#b937a1 · #b99037 · #37b94f

Contrast

#3760b9 as textRatioAAAA largeAAAFix
Aaon white
5.94:1passpassfail
  • AAA: use #3054a1 as the text (7.22:1)
Aaon black
3.54:1failpassfail
  • AA: use #4a72c9 as the text (4.54:1)
  • AAA: use #7997d7 as the text (7.22:1)
  • AA: or shift the background to #e3e3e3 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3760b9 as the background.

Brands using this color

Fonts for this mood

#3760b9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3760b9
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 #3760b9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3760b9-9ca4c4-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