Color

#803caa

#803caa
hex#803caa
rgbrgb(128, 60, 170)
hslhsl(277, 48%, 45%)
oklchoklch(0.496 0.174 310)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.1072

Tints & shades

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

Harmonies

Complementary

Open in tool →

#66aa3c

#493caa · #aa3c9d

#aa803c · #3caa80

Split-complementary

Open in tool →

#9daa3c · #3caa49

#aa493c · #66aa3c · #3c9daa

Contrast

#803caa as textRatioAAAA largeAAAFix
Aaon white
6.68:1passpassfail
  • AAA: use #7a39a2 as the text (7.16:1)
Aaon black
3.14:1failpassfail
  • AA: use #9b59c5 as the text (4.63:1)
  • AAA: use #b482d3 as the text (7.07:1)
  • AA: or shift the background to #d4d4d4 (4.51:1)

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

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

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

tool url/palettes/new/803caa-b99cc4-bdcb62-2d1f2c-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