Color

#3772fb

#3772fb
hex#3772fb
rgbrgb(55, 114, 251)
hslhsl(222, 96%, 60%)
oklchoklch(0.593 0.214 263.6)
Closest name: Azure (#007fff)Relative luminance 0.1981

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fbc037

#37d4fb · #5e37fb

#fb3772 · #72fb37

Split-complementary

Open in tool →

#fb5e37 · #d4fb37

#fb37d4 · #fbc037 · #37fb5e

Contrast

#3772fb as textRatioAAAA largeAAAFix
Aaon white
4.23:1failpassfail
  • AA: use #2d6bfb as the text (4.56:1)
  • AAA: use #0547e1 as the text (7.01:1)
  • AA: or shift the background to #0f0f0f (4.53:1)
Aaon black
4.96:1passpassfail
  • AAA: use #6492fc as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3772fb 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

#3772fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3772fb
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 #3772fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3772fb-9ca3c4-df6e4e-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