Color

#ac1557

#ac1557
hex#ac1557
rgbrgb(172, 21, 87)
hslhsl(334, 78%, 38%)
oklchoklch(0.488 0.186 2.4)
Closest name: Fancy Red Wine (#b40441)Relative luminance 0.1

Tints & shades

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

Harmonies

Complementary

Open in tool →

#15ac6b

#ac15a2 · #ac1f15

#57ac15 · #1557ac

Split-complementary

Open in tool →

#15ac1f · #15a2ac

#a2ac15 · #15ac6b · #1f15ac

Contrast

#ac1557 as textRatioAAAA largeAAAFix
Aaon white
7:1passpasspassPasses AAA — no fix needed.
Aaon black
3:1failfailfail
  • AA: use #e31c72 as the text (4.68:1)
  • AAA: use #ec69a2 as the text (7.11:1)
  • AA: or shift the background to #d1d1d1 (4.59:1)
  • AAA: or shift the background to #ffffff (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ac1557 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

#ac1557 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ac1557
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 #ac1557 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ac1557-c49ca9-62cb6b-2d1f1f-f1e9f0?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