Color

#6d33e1

#6d33e1
hex#6d33e1
rgbrgb(109, 51, 225)
hslhsl(260, 74%, 54%)
oklchoklch(0.508 0.24 290.2)
Closest name: Hokkaido Lavender (#7736d9)Relative luminance 0.1106

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a7e133

#3350e1 · #c433e1

#e16d33 · #33e16d

Split-complementary

Open in tool →

#e1c433 · #50e133

#e13350 · #a7e133 · #33e1c4

Contrast

#6d33e1 as textRatioAAAA largeAAAFix
Aaon white
6.54:1passpassfail
  • AAA: use #662adf as the text (7.09:1)
Aaon black
3.21:1failpassfail
  • AA: use #895be6 as the text (4.7:1)
  • AAA: use #a683ec as the text (7.08:1)
  • AA: or shift the background to #d9d9d9 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6d33e1 as the background.

Brands using this color

Fonts for this mood

#6d33e1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6d33e1
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 #6d33e1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6d33e1-ae9cc4-dfc94e-2a1f2d-e9ebf1?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