Color

#623caa

#623caa
hex#623caa
rgbrgb(98, 60, 170)
hslhsl(261, 48%, 45%)
oklchoklch(0.462 0.168 294.9)
Closest name: rebeccapurple (#663399)Relative luminance 0.0873

Tints & shades

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

Harmonies

Complementary

Open in tool →

#83aa3c

#3c4caa · #993caa

#aa623c · #3caa62

Split-complementary

Open in tool →

#aa993c · #4caa3c

#aa3c4c · #83aa3c · #3caa99

Contrast

#623caa as textRatioAAAA largeAAAFix
Aaon white
7.65:1passpasspassPasses AAA — no fix needed.
Aaon black
2.75:1failfailfail
  • AA: use #8764c9 as the text (4.7:1)
  • AAA: use #a58ad6 as the text (7.21:1)
  • AA: or shift the background to #c7c7c7 (4.52:1)
  • AAA: or shift the background to #f5f5f5 (7.01:1)

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

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

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

tool url/palettes/new/623caa-af9cc4-dfcb4e-2a1f2d-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