Color

#354bed

#354bed
hex#354bed
rgbrgb(53, 75, 237)
hslhsl(233, 84%, 57%)
oklchoklch(0.511 0.241 269.1)
Closest name: C64 Blue (#003aff)Relative luminance 0.119

Colors that go with #354bed

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 →

#edd835

#35a7ed · #7c35ed

#ed354b · #4bed35

Split-complementary

Open in tool →

#ed7c35 · #a7ed35

#ed35a7 · #edd835 · #35ed7c

Contrast

#354bed as textRatioAAAA largeAAAFix
Aaon white
6.21:1passpassfail
  • AAA: use #273eec as the text (7.03:1)
Aaon black
3.38:1failpassfail
  • AA: use #5668f0 as the text (4.63:1)
  • AAA: use #808ef4 as the text (7.09:1)
  • AA: or shift the background to #dedede (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #354bed 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

#354bed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #354bed
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 #354bed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/354bed-9c9cc4-df884e-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