Color

#803eb1

#803eb1
hex#803eb1
rgbrgb(128, 62, 177)
hslhsl(274, 48%, 47%)
oklchoklch(0.503 0.179 307.6)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.1121

Tints & shades

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

Harmonies

Complementary

Open in tool →

#70b13e

#463eb1 · #b13eaa

#b1803e · #3eb180

Split-complementary

Open in tool →

#aab13e · #3eb146

#b1463e · #70b13e · #3eaab1

Contrast

#803eb1 as textRatioAAAA largeAAAFix
Aaon white
6.48:1passpassfail
  • AAA: use #773aa6 as the text (7.14:1)
Aaon black
3.24:1failpassfail
  • AA: use #9659c5 as the text (4.53:1)
  • AAA: use #b386d5 as the text (7.29:1)
  • AA: or shift the background to #d9d9d9 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #803eb1 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

#803eb1 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #803eb1
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 #803eb1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/803eb1-b79cc4-c2cb62-2d1f2d-eae9f1?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