# #9b81da

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

## Values

- Hex: `#9b81da`
- RGB: rgb(155, 129, 218)
- HSL: hsl(258, 55%, 68%)
- OKLCH: oklch(0.664 0.131 296.1)
- Relative luminance: 0.2773
- Nearest named color: Perrywinkle (#8f8ce7, Δ 3.31) — https://brandsweets.com/colors/perrywinkle
- Moods: cool, modern
- Page: https://brandsweets.com/colors/9b81da

## Tints & shades

- Tints (toward white): #a58cde, #ae98e1, #b7a4e5, #c1b0e8, #cabceb, #d3c8ef, #ddd4f2, #e6dff6, #efebf9, #f9f7fd
- Shades (toward black): #8969d3, #734dcb, #6138c2, #5430a6, #48298e, #3c2277, #2e1a5b, #221443, #140b28, #080510

## Harmonies

- Complementary: #bfda81
- Analogous: #8192da, #c881da
- Triadic: #da9b81, #81da9b
- Split-complementary: #dac881, #92da81
- Tetradic: #da8192, #bfda81, #81dac8

## Colors that go with #9b81da

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 #9b81da: 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
- **Amber** #ffbf00 [pool] — Amber is paired with #9b81da in 5 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), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Plaid's brand system and Lavender Haze put Midnight Blue beside #9b81da, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #9b81da in 5 real palettes, including Sephora's brand system and Roblox's brand system, as the supporting colour. Seen in: Sephora (https://brandsweets.com/colors/brands/sephora-com), Roblox (https://brandsweets.com/colors/brands/roblox-com), Loom (https://brandsweets.com/colors/brands/loom-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #9b81da in 5 real palettes, including Obsidian's brand system and Zed's brand system, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Zed (https://brandsweets.com/colors/brands/zed-dev), Loom (https://brandsweets.com/colors/brands/loom-com), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/taupe
- **Medium Sea Green** #3cb371 [harmony, pool: split] — Medium Sea Green is a split-complement of #9b81da: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/mediumseagreen
- **Dark Goldenrod** #b8860b [harmony: complementary] — Dark Goldenrod sits directly opposite #9b81da 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/darkgoldenrod
- **Blue** #0000ff [pool] — 3 real palettes, including Canva's brand system and Spotify's brand system put Blue beside #9b81da, 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

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

- On white (#ffffff): 3.21:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8361d1 (4.57:1); AA: background → #292929 (4.54:1); AAA: text → #6339c6 (7.16:1)
- On black (#000000): 6.55:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a288dd (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/9b81da-ad9cc4-dfc44e-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: "#9b81da" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.