Color

#803acb

#803acb
hex#803acb
rgbrgb(128, 58, 203)
hslhsl(269, 58%, 51%)
oklchoklch(0.518 0.211 301.3)
Closest name: Hokkaido Lavender (#7736d9)Relative luminance 0.1193

Colors that go with #803acb

Denim, Midnight Blue and Royal Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#84cb3a

#3a3ccb · #c83acb

#cb803a · #3acb80

Split-complementary

Open in tool →

#cbc83a · #3ccb3a

#cb3a3c · #84cb3a · #3acbc8

Contrast

#803acb as textRatioAAAA largeAAAFix
Aaon white
6.2:1passpassfail
  • AAA: use #7632bd as the text (7.09:1)
Aaon black
3.39:1failpassfail
  • AA: use #945ad3 as the text (4.66:1)
  • AAA: use #ae82de as the text (7.05:1)
  • AA: or shift the background to #dedede (4.61:1)

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

Brands using this color

Fonts for this mood

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

mcpConnect your agent — build around #803acb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #803acb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/803acb-b49cc4-cbcb62-2c1f2d-e9e9f1?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