Color

#a1212e

#a1212e
hex#a1212e
rgbrgb(161, 33, 46)
hslhsl(354, 66%, 38%)
oklchoklch(0.466 0.163 21.4)
Closest name: brown (#a52a2a)Relative luminance 0.0886

Tints & shades

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

Harmonies

Complementary

Open in tool →

#21a194

#a1216e · #a15421

#2ea121 · #212ea1

Split-complementary

Open in tool →

#21a154 · #216ea1

#6ea121 · #21a194 · #5421a1

Contrast

#a1212e as textRatioAAAA largeAAAFix
Aaon white
7.57:1passpasspassPasses AAA — no fix needed.
Aaon black
2.77:1failfailfail
  • AA: use #d63848 as the text (4.52:1)
  • AAA: use #e37882 as the text (7.28:1)
  • AA: or shift the background to #c9c9c9 (4.57:1)
  • AAA: or shift the background to #f7f7f7 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a1212e 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

#a1212e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a1212e
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 #a1212e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a1212e-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