Color

#a91414

#a91414
hex#a91414
rgbrgb(169, 20, 20)
hslhsl(0, 79%, 37%)
oklchoklch(0.47 0.181 27.9)
Closest name: Blood Rush (#aa2222)Relative luminance 0.0899

Tints & shades

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

Harmonies

Complementary

Open in tool →

#14a9a9

#a9145e · #a95e14

#14a914 · #1414a9

Split-complementary

Open in tool →

#14a95e · #145ea9

#5ea914 · #14a9a9 · #5e14a9

Contrast

#a91414 as textRatioAAAA largeAAAFix
Aaon white
7.51:1passpasspassPasses AAA — no fix needed.
Aaon black
2.8:1failfailfail
  • AA: use #e51f1f as the text (4.55:1)
  • AAA: use #ee6d6d as the text (7.04:1)
  • AA: or shift the background to #c9c9c9 (4.53:1)
  • AAA: or shift the background to #f7f7f7 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a91414 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

#a91414 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a91414
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 #a91414 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a91414-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