Color

#3992db

#3992db
hex#3992db
rgbrgb(57, 146, 219)
hslhsl(207, 69%, 54%)
oklchoklch(0.641 0.138 247.1)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2654

Tints & shades

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

Harmonies

Complementary

Open in tool →

#db8239

#39dbd3 · #3941db

#db3992 · #92db39

Split-complementary

Open in tool →

#db3941 · #dbd339

#d339db · #db8239 · #41db39

Contrast

#3992db as textRatioAAAA largeAAAFix
Aaon white
3.33:1failpassfail
  • AA: use #2378be as the text (4.67:1)
  • AAA: use #1a5a8e as the text (7.25:1)
  • AA: or shift the background to #262626 (4.55:1)
Aaon black
6.31:1passpassfail
  • AAA: use #4a9bde as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3992db 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

#3992db reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3992db
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 #3992db and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3992db-9cadc4-df4e53-1f212d-e9f1f1?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