Color

#367fdd

#367fdd
hex#367fdd
rgbrgb(54, 127, 221)
hslhsl(214, 71%, 54%)
oklchoklch(0.599 0.161 256.2)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2118

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dd9536

#36d2dd · #4236dd

#dd367f · #7fdd36

Split-complementary

Open in tool →

#dd4236 · #d2dd36

#dd36d2 · #dd9536 · #36dd42

Contrast

#367fdd as textRatioAAAA largeAAAFix
Aaon white
4.01:1failpassfail
  • AA: use #2573da as the text (4.62:1)
  • AAA: use #1c58a6 as the text (7.01:1)
  • AA: or shift the background to #141414 (4.59:1)
Aaon black
5.24:1passpassfail
  • AAA: use #5e98e4 as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #367fdd as the background.

Brands using this color

Fonts for this mood

#367fdd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #367fdd
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 #367fdd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/367fdd-9ca9c4-df5a4e-1f1f2d-e9f0f1?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