Color

#3d69fa

#3d69fa
hex#3d69fa
rgbrgb(61, 105, 250)
hslhsl(226, 95%, 61%)
oklchoklch(0.578 0.222 266.4)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.18

Colors that go with #3d69fa

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 →

#face3d

#3dc8fa · #6f3dfa

#fa3d69 · #69fa3d

Split-complementary

Open in tool →

#fa6f3d · #c8fa3d

#fa3dc8 · #face3d · #3dfa6f

Contrast

#3d69fa as textRatioAAAA largeAAAFix
Aaon white
4.57:1passpassfail
  • AAA: use #063cef as the text (7.24:1)
Aaon black
4.6:1passpassfail
  • AAA: use #6f90fb as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d69fa as the background.

Brands using this color

Fonts for this mood

#3d69fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3d69fa
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 #3d69fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d69fa-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