Color

#7b1818

#7b1818
hex#7b1818
rgbrgb(123, 24, 24)
hslhsl(0, 67%, 29%)
oklchoklch(0.383 0.134 26.3)
Closest name: Blackened Sun (#77150e)Relative luminance 0.0493

Tints & shades

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

Harmonies

Complementary

Open in tool →

#187b7b

#7b184a · #7b4a18

#187b18 · #18187b

Split-complementary

Open in tool →

#187b4a · #184a7b

#4a7b18 · #187b7b · #4a187b

Contrast

#7b1818 as textRatioAAAA largeAAAFix
Aaon white
10.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #d83b3b as the text (4.61:1)
  • AAA: use #e47777 as the text (7.2:1)
  • AA: or shift the background to #ababab (4.6:1)
  • AAA: or shift the background to #d4d4d4 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #7b1818 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

#7b1818 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7b1818
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 #7b1818 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7b1818-c4a19c-62cb98-2d251f-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