Color

#1d64cd

#1d64cd
hex#1d64cd
rgbrgb(29, 100, 205)
hslhsl(216, 75%, 46%)
oklchoklch(0.522 0.177 259)
Closest name: God of Rain (#4466cc)Relative luminance 0.1378

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#cd871d

#1dbccd · #2f1dcd

#cd1d64 · #64cd1d

Split-complementary

Open in tool →

#cd2f1d · #bccd1d

#cd1dbc · #cd871d · #1dcd2f

Contrast

#1d64cd as textRatioAAAA largeAAAFix
Aaon white
5.59:1passpassfail
  • AAA: use #1955ae as the text (7.11:1)
Aaon black
3.76:1failpassfail
  • AA: use #2972e0 as the text (4.58:1)
  • AAA: use #6398e9 as the text (7.2:1)
  • AA: or shift the background to #e8e8e8 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d64cd as the background.

Brands using this color

Fonts for this mood

#1d64cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d64cd
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #1d64cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d64cd-9ca7c4-df5f4e-201f2d-e9f0f1?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