Color

#6317d3

#6317d3
hex#6317d3
rgbrgb(99, 23, 211)
hslhsl(264, 80%, 46%)
oklchoklch(0.462 0.246 290.9)
Closest name: Blurple (#5539cc)Relative luminance 0.0797

Tints & shades

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

Harmonies

Complementary

Open in tool →

#88d317

#172ad3 · #c017d3

#d36317 · #17d363

Split-complementary

Open in tool →

#d3c017 · #2ad317

#d3172a · #88d317 · #17d3c0

Contrast

#6317d3 as textRatioAAAA largeAAAFix
Aaon white
8.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.59:1failfailfail
  • AA: use #8f51ec as the text (4.56:1)
  • AAA: use #ac7ef1 as the text (7.01:1)
  • AA: or shift the background to #c2c2c2 (4.55:1)
  • AAA: or shift the background to #f0f0f0 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6317d3 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

#6317d3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6317d3
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 #6317d3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6317d3-b19cc4-dfd34e-2b1f2d-e9eaf1?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