Color

#3a68fd

#3a68fd
hex#3a68fd
rgbrgb(58, 104, 253)
hslhsl(226, 98%, 61%)
oklchoklch(0.577 0.227 266.1)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1789

Colors that go with #3a68fd

Charcoal, Crimson and Amber 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 →

#fdd03a

#3ac9fd · #6e3afd

#fd3a68 · #68fd3a

Split-complementary

Open in tool →

#fd6e3a · #c9fd3a

#fd3ac9 · #fdd03a · #3afd6e

Contrast

#3a68fd as textRatioAAAA largeAAAFix
Aaon white
4.59:1passpassfail
  • AAA: use #023cf7 as the text (7.02:1)
Aaon black
4.58:1passpassfail
  • AAA: use #7292fe as the text (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a68fd as the background.

Brands using this color

Fonts for this mood

#3a68fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a68fd
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 #3a68fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a68fd-9ca1c4-df774e-221f2d-e9eff1?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