# #8a66ff

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

## Values

- Hex: `#8a66ff`
- RGB: rgb(138, 102, 255)
- HSL: hsl(254, 100%, 70%)
- OKLCH: oklch(0.626 0.217 289.5)
- Relative luminance: 0.2213
- Nearest named color: mediumslateblue (#7b68ee, Δ 3.449) — https://brandsweets.com/colors/mediumslateblue
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/8a66ff

## Tints & shades

- Tints (toward white): #9575ff, #a185ff, #a98fff, #b59eff, #c0adff, #ccbdff, #d8ccff, #e0d6ff, #ebe5ff, #f7f5ff
- Shades (toward black): #6e42ff, #5724ff, #3c00ff, #3400e0, #2c00bd, #240099, #1d007a, #140057, #0d0038, #050014

## Harmonies

- Complementary: #dbff66
- Analogous: #668fff, #d666ff
- Triadic: #ff8a66, #66ff8a
- Split-complementary: #ffd666, #8fff66
- Tetradic: #ff668f, #dbff66, #66ffd6

## Colors that go with #8a66ff

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

- **Midnight Blue** #191970 [pool] — 4 real palettes, including Lavender Haze and Discord's brand system put Midnight Blue beside #8a66ff, as that palette's text colour. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Discord (https://brandsweets.com/colors/brands/discord), Marvel (https://brandsweets.com/colors/brands/marvel-com), Penpot (https://brandsweets.com/colors/brands/penpot-app). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #8a66ff in 4 real palettes, including Stripe's brand system and Loom's brand system, as the accent. Seen in: Stripe (https://brandsweets.com/colors/brands/stripe), Loom (https://brandsweets.com/colors/brands/loom-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #8a66ff in 4 real palettes, including Obsidian's brand system and Zed's brand system, as that palette's text colour. 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), Rotten Tomatoes (https://brandsweets.com/colors/brands/rottentomatoes-com). — https://brandsweets.com/colors/taupe
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #8a66ff 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/olive
- **Olive Drab** #6b8e23 [harmony, pool: split] — Olive Drab is a split-complement of #8a66ff: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Spline (https://brandsweets.com/colors/brands/spline-design). — https://brandsweets.com/colors/olivedrab
- **Amber** #ffbf00 [pool] — Amber is paired with #8a66ff in 3 real palettes, including Mastodon hosted on mastodon.social's brand system and Blueprint, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 3 real palettes, including Qualcomm's brand system and Signal's brand system put Blue beside #8a66ff, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Signal (https://brandsweets.com/colors/brands/signal-org), Penpot (https://brandsweets.com/colors/brands/penpot-app). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role] — Charcoal is the text near-black for #8a66ff: softer than #000 and cool enough to feel like part of the same palette. — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 3.87:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #7a52ff (4.69:1); AA: background → #171717 (4.63:1); AAA: text → #4f1aff (7.18:1)
- On black (#000000): 5.43:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a185ff (7.31:1)

## 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/8a66ff-aa9cc4-dfbb4e-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: "#8a66ff" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.