Color

#4f4fcf

#4f4fcf
hex#4f4fcf
rgbrgb(79, 79, 207)
hslhsl(240, 57%, 56%)
oklchoklch(0.506 0.192 277)
Closest name: Blurple (#5539cc)Relative luminance 0.1176

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cfcf4f

#4f8fcf · #8f4fcf

#cf4f4f · #4fcf4f

Split-complementary

Open in tool →

#cf8f4f · #8fcf4f

#cf4f8f · #cfcf4f · #4fcf8f

Contrast

#4f4fcf as textRatioAAAA largeAAAFix
Aaon white
6.27:1passpassfail
  • AAA: use #4343cb as the text (7.23:1)
Aaon black
3.35:1failpassfail
  • AA: use #6b6bd6 as the text (4.7:1)
  • AAA: use #8f8fe0 as the text (7.17:1)
  • AA: or shift the background to #dbdbdb (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f4fcf 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

#4f4fcf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f4fcf
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 #4f4fcf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f4fcf-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