Color

#613e89

#613e89
hex#613e89
rgbrgb(97, 62, 137)
hslhsl(268, 38%, 39%)
oklchoklch(0.44 0.122 303.3)
Closest name: Lords of the Night (#664488)Relative luminance 0.0779

Tints & shades

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

Harmonies

Complementary

Open in tool →

#66893e

#3e4089 · #873e89

#89613e · #3e8961

Split-complementary

Open in tool →

#89873e · #40893e

#893e40 · #66893e · #3e8987

Contrast

#613e89 as textRatioAAAA largeAAAFix
Aaon white
8.21:1passpasspassPasses AAA — no fix needed.
Aaon black
2.56:1failfailfail
  • AA: use #8c64b9 as the text (4.64:1)
  • AAA: use #a98bcb as the text (7.24:1)
  • AA: or shift the background to #c2c2c2 (4.61:1)
  • AAA: or shift the background to #ededed (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 #613e89 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

#613e89 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #613e89
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 #613e89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/613e89-b39cc4-dfdc4e-2c1f2d-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