Color

#353a73

#353a73
hex#353a73
rgbrgb(53, 58, 115)
hslhsl(235, 37%, 33%)
oklchoklch(0.375 0.096 276.9)
Closest name: Evening Magic (#363e7d)Relative luminance 0.0502

Colors that go with #353a73

Steel Blue, Blue and Crimson 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 →

#736e35

#355973 · #4f3573

#73353a · #3a7335

Split-complementary

Open in tool →

#734f35 · #597335

#733559 · #736e35 · #35734f

Contrast

#353a73 as textRatioAAAA largeAAAFix
Aaon white
10.48:1passpasspassPasses AAA — no fix needed.
Aaon black
2:1failfailfail
  • AA: use #6970ba as the text (4.63:1)
  • AAA: use #8c91ca as the text (7.02:1)
  • AA: or shift the background to #ababab (4.56:1)
  • AAA: or shift the background to #d4d4d4 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #353a73 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

#353a73 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #353a73
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 #353a73 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/353a73-9e9cc4-df8d4e-241f2d-e9eef1?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