Color

#1c72fd

#1c72fd
hex#1c72fd
rgbrgb(28, 114, 253)
hslhsl(217, 98%, 55%)
oklchoklch(0.588 0.222 260.3)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1937

Colors that go with #1c72fd

Charcoal, Crimson and Copper 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 →

#fda61c

#1ce2fd · #361cfd

#fd1c72 · #72fd1c

Split-complementary

Open in tool →

#fd361c · #e2fd1c

#fd1ce2 · #fda61c · #1cfd36

Contrast

#1c72fd as textRatioAAAA largeAAAFix
Aaon white
4.31:1failpassfail
  • AA: use #126cfd as the text (4.58:1)
  • AAA: use #024fca as the text (7.06:1)
  • AA: or shift the background to #0d0d0d (4.51:1)
Aaon black
4.87:1passpassfail
  • AAA: use #5394fd as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c72fd as the background.

Brands using this color

Fonts for this mood

#1c72fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c72fd
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 #1c72fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c72fd-9ca7c4-df624e-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