Color

#6317fd

#6317fd
hex#6317fd
rgbrgb(99, 23, 253)
hslhsl(260, 98%, 54%)
oklchoklch(0.506 0.286 284.2)
Closest name: Electric Indigo (#6600ff)Relative luminance 0.1036

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b0fd17

#173dfd · #d617fd

#fd6317 · #17fd63

Split-complementary

Open in tool →

#fdd617 · #3dfd17

#fd173d · #b0fd17 · #17fdd6

Contrast

#6317fd as textRatioAAAA largeAAAFix
Aaon white
6.84:1passpassfail
  • AAA: use #5d0dfd as the text (7.14:1)
Aaon black
3.07:1failpassfail
  • AA: use #894efd as the text (4.57:1)
  • AAA: use #aa81fe as the text (7.28:1)
  • AA: or shift the background to #d4d4d4 (4.61:1)

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

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

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

tool url/palettes/new/6317fd-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