Color

#6368fd

#6368fd
hex#6368fd
rgbrgb(99, 104, 253)
hslhsl(238, 97%, 69%)
oklchoklch(0.598 0.217 276.2)
Closest name: mediumslateblue (#7b68ee)Relative luminance 0.1965

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fdf863

#63b5fd · #ab63fd

#fd6368 · #68fd63

Split-complementary

Open in tool →

#fdab63 · #b5fd63

#fd63b5 · #fdf863 · #63fdab

Contrast

#6368fd as textRatioAAAA largeAAAFix
Aaon white
4.26:1failpassfail
  • AA: use #595ffc as the text (4.7:1)
  • AAA: use #2c33fc as the text (7.03:1)
  • AA: or shift the background to #0d0d0d (4.56:1)
Aaon black
4.93:1passpassfail
  • AAA: use #868afd as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6368fd as the background.

Brands using this color

Fonts for this mood

#6368fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6368fd
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 #6368fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6368fd-9f9cc4-df944e-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