Color

#35a3fd

#35a3fd
hex#35a3fd
rgbrgb(53, 163, 253)
hslhsl(207, 98%, 60%)
oklchoklch(0.697 0.164 248)
Closest name: Fresh Blue of Bel Air (#069af3)Relative luminance 0.3404

Colors that go with #35a3fd

Charcoal, Medium Sea Green and Tomato 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 →

#fd8f35

#35fdf3 · #353ffd

#fd35a3 · #a3fd35

Split-complementary

Open in tool →

#fd353f · #fdf335

#f335fd · #fd8f35 · #3ffd35

Contrast

#35a3fd as textRatioAAAA largeAAAFix
Aaon white
2.69:1failfailfail
  • AA: use #0276d4 as the text (4.62:1)
  • AAA: use #025aa2 as the text (7.03:1)
  • AA: or shift the background to #333333 (4.7:1)
  • AAA: or shift the background to #0f0f0f (7.13:1)
Aaon black
7.81:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #35a3fd as the background.

Brands using this color

Fonts for this mood

#35a3fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #35a3fd
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 #35a3fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/35a3fd-9cadc4-df4e53-1f212d-e9f1f1?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