Color

#623fca

#623fca
hex#623fca
rgbrgb(98, 63, 202)
hslhsl(255, 57%, 52%)
oklchoklch(0.492 0.203 288.1)
Closest name: Blurple (#5539cc)Relative luminance 0.1042

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a7ca3f

#3f62ca · #a73fca

#ca623f · #3fca62

Split-complementary

Open in tool →

#caa73f · #62ca3f

#ca3f62 · #a7ca3f · #3fcaa7

Contrast

#623fca as textRatioAAAA largeAAAFix
Aaon white
6.81:1passpassfail
  • AAA: use #5e3bc9 as the text (7.13:1)
Aaon black
3.08:1failpassfail
  • AA: use #7f63d4 as the text (4.64:1)
  • AAA: use #a08bdf as the text (7.25:1)
  • AA: or shift the background to #d4d4d4 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #623fca 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

#623fca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #623fca
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 #623fca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/623fca-ab9cc4-dfbd4e-291f2d-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