Color

#353cf8

#353cf8
hex#353cf8
rgbrgb(53, 60, 248)
hslhsl(238, 93%, 59%)
oklchoklch(0.501 0.268 270.1)
Closest name: C64 Blue (#003aff)Relative luminance 0.1077

Colors that go with #353cf8

Charcoal, Crimson and Sea Green 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 →

#f8f135

#359df8 · #9035f8

#f8353c · #3cf835

Split-complementary

Open in tool →

#f89035 · #9df835

#f8359d · #f8f135 · #35f890

Contrast

#353cf8 as textRatioAAAA largeAAAFix
Aaon white
6.66:1passpassfail
  • AAA: use #2b32f7 as the text (7.24:1)
Aaon black
3.15:1failpassfail
  • AA: use #5d62f9 as the text (4.58:1)
  • AAA: use #898dfb as the text (7.27:1)
  • AA: or shift the background to #d6d6d6 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #353cf8 as the background.

Brands using this color

Fonts for this mood

#353cf8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #353cf8
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 #353cf8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/353cf8-9f9cc4-df944e-251f2d-e9edf1?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