Color

#815451

#815451
hex#815451
rgbrgb(129, 84, 81)
hslhsl(4, 23%, 41%)
oklchoklch(0.495 0.061 23.7)
Closest name: Acorn (#7f5e50)Relative luminance 0.116

Tints & shades

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

Harmonies

Complementary

Open in tool →

#517d81

#815165 · #816c51

#518154 · #545181

Split-complementary

Open in tool →

#51816c · #516581

#658151 · #517d81 · #6c5181

Contrast

#815451 as textRatioAAAA largeAAAFix
Aaon white
6.32:1passpassfail
  • AAA: use #774e4b as the text (7.06:1)
Aaon black
3.32:1failpassfail
  • AA: use #9d6662 as the text (4.51:1)
  • AAA: use #b68e8b as the text (7.23:1)
  • AA: or shift the background to #dbdbdb (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #815451 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

#815451 reads as warm, muted, editorial. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #815451
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 #815451 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/815451-c4a39c-62cb9f-2d261f-f1e9ed?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