Color

#77181b

#77181b
hex#77181b
rgbrgb(119, 24, 27)
hslhsl(358, 66%, 28%)
oklchoklch(0.375 0.129 24.6)
Closest name: Blackened Sun (#77150e)Relative luminance 0.0465

Tints & shades

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

Harmonies

Complementary

Open in tool →

#187773

#77184b · #774418

#1b7718 · #181b77

Split-complementary

Open in tool →

#187744 · #184b77

#4b7718 · #187773 · #441877

Contrast

#77181b as textRatioAAAA largeAAAFix
Aaon white
10.88:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #d73c41 as the text (4.61:1)
  • AAA: use #e3787b as the text (7.24:1)
  • AA: or shift the background to #a8a8a8 (4.57:1)
  • AAA: or shift the background to #d1d1d1 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #77181b 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

#77181b reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #77181b
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 #77181b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/77181b-c49f9c-62cb95-2d251f-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