Color

#396bf3

#396bf3
hex#396bf3
rgbrgb(57, 107, 243)
hslhsl(224, 89%, 59%)
oklchoklch(0.574 0.211 265)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1786

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f3c239

#39c8f3 · #6539f3

#f3396b · #6bf339

Split-complementary

Open in tool →

#f36539 · #c8f339

#f339c8 · #f3c239 · #39f365

Contrast

#396bf3 as textRatioAAAA largeAAAFix
Aaon white
4.59:1passpassfail
  • AAA: use #0d45de as the text (7.18:1)
Aaon black
4.57:1passpassfail
  • AAA: use #6e93f7 as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #396bf3 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

#396bf3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #396bf3
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 #396bf3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/396bf3-9ca2c4-df724e-221f2d-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