Color

#369ad9

#369ad9
hex#369ad9
rgbrgb(54, 154, 217)
hslhsl(203, 68%, 53%)
oklchoklch(0.657 0.13 240.9)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2891

Colors that go with #369ad9

Charcoal, Orange Red and Bronze lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d97436

#36d9c6 · #3649d9

#d9369a · #9ad936

Split-complementary

Open in tool →

#d93649 · #d9c636

#c636d9 · #d97436 · #49d936

Contrast

#369ad9 as textRatioAAAA largeAAAFix
Aaon white
3.1:1failpassfail
  • AA: use #227cb4 as the text (4.56:1)
  • AAA: use #195c85 as the text (7.21:1)
  • AA: or shift the background to #2b2b2b (4.57:1)
Aaon black
6.78:1passpassfail
  • AAA: use #3e9eda as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #369ad9 as the background.

Brands using this color

Fonts for this mood

#369ad9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #369ad9
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #369ad9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/369ad9-9cb0c4-df4e5d-1f222d-e9f1f0?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