Color

#78121c

#78121c
hex#78121c
rgbrgb(120, 18, 28)
hslhsl(354, 74%, 27%)
oklchoklch(0.373 0.135 22.5)
Closest name: Blackened Sun (#77150e)Relative luminance 0.0451

Colors that go with #78121c

Teal, Denim and Taupe 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 →

#12786e

#78124f · #783b12

#1c7812 · #121c78

Split-complementary

Open in tool →

#12783b · #124f78

#4f7812 · #12786e · #3b1278

Contrast

#78121c as textRatioAAAA largeAAAFix
Aaon white
11.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.9:1failfailfail
  • AA: use #df2a3c as the text (4.53:1)
  • AAA: use #ea717d as the text (7.16:1)
  • AA: or shift the background to #a6a6a6 (4.54:1)
  • AAA: or shift the background to #cfcfcf (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 #78121c 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

#78121c reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #78121c
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 #78121c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78121c-c49d9c-62cb8e-2d241f-f1e9ee?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