# #ac91fd

A color — cool, vivid, light, technical, modern, clean. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#ac91fd`
- RGB: rgb(172, 145, 253)
- HSL: hsl(255, 96%, 78%)
- OKLCH: oklch(0.725 0.154 293.7)
- Relative luminance: 0.3611
- Nearest named color: Dreamy Candy Forest (#b195e4, Δ 4.128) — https://brandsweets.com/colors/dreamy-candy-forest
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/ac91fd

## Tints & shades

- Tints (toward white): #b49bfd, #bba5fd, #c3affd, #cab9fe, #d2c3fe, #d9cdfe, #e1d7fe, #e8e1fe, #f0ebff, #f7f5ff
- Shades (toward black): #926efc, #7346fb, #5923fb, #4005f0, #3604cd, #2d03aa, #220382, #19025f, #0f0137, #050014

## Harmonies

- Complementary: #e2fd91
- Analogous: #91acfd, #e291fd
- Triadic: #fdac91, #91fdac
- Split-complementary: #fde291, #acfd91
- Tetradic: #fd91ac, #e2fd91, #91fde2

## Colors that go with #ac91fd

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

- **Amber** #ffbf00 [pool] — Amber is paired with #ac91fd in 4 real palettes, including Ahrefs's brand system and Blueprint, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Blue Mono and Lavender Haze put Midnight Blue beside #ac91fd, as the text colour against it. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #ac91fd in 6 real palettes, including Roblox's brand system and Sephora's brand system, as the lead colour. Seen in: Roblox (https://brandsweets.com/colors/brands/roblox-com), Sephora (https://brandsweets.com/colors/brands/sephora-com), Webflow (https://brandsweets.com/colors/brands/webflow-com), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/royalblue
- **Dark Khaki** #bdb76b [harmony: complementary] — Dark Khaki sits directly opposite #ac91fd on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/darkkhaki
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #ac91fd: softer than #000 and cool enough to feel like part of the same palette. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com), Mercury (https://brandsweets.com/colors/brands/mercury-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #ac91fd: 3 real palettes, including Blueprint and Calm's brand system, as the lead colour. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Calm (https://brandsweets.com/colors/brands/calm-com), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #ac91fd in 3 real palettes, including Obsidian's brand system and Mastodon hosted on mastodon.social's brand system, as the supporting colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze). — https://brandsweets.com/colors/mediumslateblue
- **Periwinkle** #ccccff [pool] — Periwinkle shows up next to #ac91fd in 3 real palettes, including Blue Mono and Calendly's brand system, as the accent. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Calendly (https://brandsweets.com/colors/brands/calendly-com), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk). — https://brandsweets.com/colors/periwinkle

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

- On white (#ffffff): 2.55:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #7f55fc (4.56:1); AA: background → #383838 (4.59:1); AAA: text → #551efa (7.11:1); AAA: background → #171717 (7.02:1)
- On black (#000000): 8.22:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Obsidian** — primary #ac8cfc (Δ 1.191) — https://brandsweets.com/colors/brands/obsidian-md

## Fonts for this mood

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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/ac91fd-ab9cc4-dfbd4e-291f2d-e9ebf1?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: "#ac91fd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.