Color

#6301c6

#6301c6
hex#6301c6
rgbrgb(99, 1, 198)
hslhsl(270, 99%, 39%)
oklchoklch(0.44 0.242 294.4)
Closest name: Blurple (#5539cc)Relative luminance 0.0675

Tints & shades

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

Harmonies

Complementary

Open in tool →

#63c601

#0101c6 · #c601c6

#c66301 · #01c663

Split-complementary

Open in tool →

#c6c601 · #01c601

#c60101 · #63c601 · #01c6c6

Contrast

#6301c6 as textRatioAAAA largeAAAFix
Aaon white
8.93:1passpasspassPasses AAA — no fix needed.
Aaon black
2.35:1failfailfail
  • AA: use #9e3efe as the text (4.57:1)
  • AAA: use #ba76fe as the text (7.11:1)
  • AA: or shift the background to #b8b8b8 (4.5:1)
  • AAA: or shift the background to #e6e6e6 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6301c6 as the background.

Brands using this color

Fonts for this mood

#6301c6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6301c6
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 #6301c6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6301c6-b59cc4-c9cb62-2c1f2d-eae9f1?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