Color

#3030fd

#3030fd
hex#3030fd
rgbrgb(48, 48, 253)
hslhsl(240, 98%, 59%)
oklchoklch(0.491 0.284 269.4)
Closest name: C64 Blue (#003aff)Relative luminance 0.0983

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fdfd30

#3096fd · #9630fd

#fd3030 · #30fd30

Split-complementary

Open in tool →

#fd9630 · #96fd30

#fd3096 · #fdfd30 · #30fd96

Contrast

#3030fd as textRatioAAAA largeAAAFix
Aaon white
7.08:1passpasspassPasses AAA — no fix needed.
Aaon black
2.97:1failfailfail
  • AA: use #6262fd as the text (4.68:1)
  • AAA: use #8b8bfe as the text (7.22:1)
  • AA: or shift the background to #cfcfcf (4.54:1)
  • AAA: or shift the background to #ffffff (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3030fd as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#3030fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3030fd
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 #3030fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3030fd-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