Color

#0000f5

#0000f5
hex#0000f5
rgbrgb(0, 0, 245)
hslhsl(240, 100%, 48%)
oklchoklch(0.439 0.304 264.1)
Closest name: blue (#0000ff)Relative luminance 0.0659

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f5f500

#007af5 · #7a00f5

#f50000 · #00f500

Split-complementary

Open in tool →

#f57a00 · #7af500

#f5007a · #f5f500 · #00f57a

Contrast

#0000f5 as textRatioAAAA largeAAAFix
Aaon white
9.06:1passpasspassPasses AAA — no fix needed.
Aaon black
2.32:1failfailfail
  • AA: use #6161ff as the text (4.66:1)
  • AAA: use #8a8aff as the text (7.16:1)
  • AA: or shift the background to #b8b8b8 (4.57:1)
  • AAA: or shift the background to #e3e3e3 (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 #0000f5 as the background.

Brands using this color

Fonts for this mood

#0000f5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0000f5
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 #0000f5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0000f5-a19cc4-df994e-251f2d-e9edf1?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