Color

#81035b

#81035b
hex#81035b
rgbrgb(129, 3, 91)
hslhsl(318, 95%, 26%)
oklchoklch(0.403 0.168 346)
Closest name: Grapest (#880066)Relative luminance 0.0549

Tints & shades

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

Harmonies

Complementary

Open in tool →

#038129

#680381 · #81031d

#5b8103 · #035b81

Split-complementary

Open in tool →

#1d8103 · #038168

#816803 · #038129 · #031d81

Contrast

#81035b as textRatioAAAA largeAAAFix
Aaon white
10.01:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #db069b as the text (4.51:1)
  • AAA: use #fb51c8 as the text (7.11:1)
  • AA: or shift the background to #b0b0b0 (4.62:1)
  • AAA: or shift the background to #d9d9d9 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #81035b 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

#81035b reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81035b
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 #81035b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81035b-c19fb3-75cb62-2d1f23-f0e9f1?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