Color

#0f2bfa

#0f2bfa
hex#0f2bfa
rgbrgb(15, 43, 250)
hslhsl(233, 96%, 52%)
oklchoklch(0.472 0.29 265.1)
Closest name: C64 Blue (#003aff)Relative luminance 0.0873

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fadf0f

#0fa0fa · #690ffa

#fa0f2b · #2bfa0f

Split-complementary

Open in tool →

#fa690f · #a0fa0f

#fa0fa0 · #fadf0f · #0ffa69

Contrast

#0f2bfa as textRatioAAAA largeAAAFix
Aaon white
7.65:1passpasspassPasses AAA — no fix needed.
Aaon black
2.75:1failfailfail
  • AA: use #5064fb as the text (4.56:1)
  • AAA: use #7d8cfc as the text (7.03:1)
  • AA: or shift the background to #c7c7c7 (4.52:1)
  • AAA: or shift the background to #f5f5f5 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f2bfa as the background.

Brands using this color

Fonts for this mood

#0f2bfa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f2bfa
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 #0f2bfa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f2bfa-9c9cc4-df884e-241f2d-e9eef1?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