Color

#7a151d

#7a151d
hex#7a151d
rgbrgb(122, 21, 29)
hslhsl(355, 71%, 28%)
oklchoklch(0.379 0.135 22.9)
Closest name: Blackened Sun (#77150e)Relative luminance 0.0476

Tints & shades

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

Harmonies

Complementary

Open in tool →

#157a72

#7a1550 · #7a3f15

#1d7a15 · #151d7a

Split-complementary

Open in tool →

#157a3f · #15507a

#507a15 · #157a72 · #3f157a

Contrast

#7a151d as textRatioAAAA largeAAAFix
Aaon white
10.76:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #dc3240 as the text (4.57:1)
  • AAA: use #e7737d as the text (7.15:1)
  • AA: or shift the background to #a8a8a8 (4.52:1)
  • AAA: or shift the background to #d1d1d1 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #7a151d 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

#7a151d reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7a151d
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 #7a151d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7a151d-c49e9c-62cb8f-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