Color

#367ace

#367ace
hex#367ace
rgbrgb(54, 122, 206)
hslhsl(213, 61%, 51%)
oklchoklch(0.578 0.147 255.3)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1916

Colors that go with #367ace

Charcoal, Crimson and Copper 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 →

#ce8a36

#36c7ce · #3d36ce

#ce367a · #7ace36

Split-complementary

Open in tool →

#ce3d36 · #c7ce36

#ce36c7 · #ce8a36 · #36ce3d

Contrast

#367ace as textRatioAAAA largeAAAFix
Aaon white
4.35:1failpassfail
  • AA: use #3175c9 as the text (4.65:1)
  • AAA: use #255998 as the text (7.09:1)
  • AA: or shift the background to #0a0a0a (4.56:1)
Aaon black
4.83:1passpassfail
  • AAA: use #6398d9 as the text (7.02:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/367ace-9ca9c4-df584e-1f202d-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