Color

#1c52b0

#1c52b0
hex#1c52b0
rgbrgb(28, 82, 176)
hslhsl(218, 73%, 40%)
oklchoklch(0.461 0.161 260.7)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0942

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b07a1c

#1c9db0 · #2f1cb0

#b01c52 · #52b01c

Split-complementary

Open in tool →

#b02f1c · #9db01c

#b01c9d · #b07a1c · #1cb02f

Contrast

#1c52b0 as textRatioAAAA largeAAAFix
Aaon white
7.28:1passpasspassPasses AAA — no fix needed.
Aaon black
2.88:1failfailfail
  • AA: use #3070df as the text (4.51:1)
  • AAA: use #6997e8 as the text (7.19:1)
  • AA: or shift the background to #cccccc (4.54:1)
  • AAA: or shift the background to #fcfcfc (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c52b0 as the background.

Brands using this color

Fonts for this mood

#1c52b0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c52b0
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 #1c52b0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c52b0-9ca6c4-df644e-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