# #ac81cf

A color — cool, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#ac81cf`
- RGB: rgb(172, 129, 207)
- HSL: hsl(273, 45%, 66%)
- OKLCH: oklch(0.674 0.121 308.8)
- Relative luminance: 0.2898
- Nearest named color: Petrified Purple (#9c87c1, Δ 3.791) — https://brandsweets.com/colors/petrified-purple
- Moods: cool, modern
- Page: https://brandsweets.com/colors/ac81cf

## Tints & shades

- Tints (toward white): #b48cd4, #bb97d8, #c5a6dd, #ccb1e2, #d3bce6, #dac8ea, #e2d3ee, #ece1f4, #f3edf8, #faf8fc
- Shades (toward black): #9e6bc7, #8f55be, #7d42ae, #6d3a98, #5d3181, #4d296b, #3d2055, #2b163b, #1b0e25, #0b060f

## Harmonies

- Complementary: #a4cf81
- Analogous: #8581cf, #cf81cb
- Triadic: #cfac81, #81cfac
- Split-complementary: #cbcf81, #81cf85
- Tetradic: #cf8581, #a4cf81, #81cbcf

## Colors that go with #ac81cf

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #ac81cf: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: complementary] — Medium Sea Green sits directly opposite #ac81cf on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/mediumseagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #ac81cf in 3 real palettes, including Blueprint and Mastodon hosted on mastodon.social's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 3 real palettes, including Canva's brand system and Spotify's brand system put Blue beside #ac81cf, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com). — https://brandsweets.com/colors/blue
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #ac81cf in 3 real palettes, including Obsidian's brand system and Ledger Dark, as the accent. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Supabase (https://brandsweets.com/colors/brands/supabase). — https://brandsweets.com/colors/emerald-green
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Plaid's brand system and First Snow put Midnight Blue beside #ac81cf, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #ac81cf in 3 real palettes, including Sephora's brand system and Loom's brand system, as the supporting colour. Seen in: Sephora (https://brandsweets.com/colors/brands/sephora-com), Loom (https://brandsweets.com/colors/brands/loom-com), Roblox (https://brandsweets.com/colors/brands/roblox-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #ac81cf in 3 real palettes, including Obsidian's brand system and Dusk, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Dusk (https://brandsweets.com/palettes/cool#dusk), Loom (https://brandsweets.com/colors/brands/loom-com). — https://brandsweets.com/colors/taupe

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 3.09:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #945cc1 (4.61:1); AA: background → #2b2b2b (4.58:1); AAA: text → #753ea3 (7.06:1)
- On black (#000000): 6.8:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #af85d1 (7.1:1)

## Fonts for this mood

- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/ac81cf-b79cc4-c4cb62-2d1f2d-eae9f1?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#ac81cf" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.