# #7a66ff

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

## Values

- Hex: `#7a66ff`
- RGB: rgb(122, 102, 255)
- HSL: hsl(248, 100%, 70%)
- OKLCH: oklch(0.613 0.218 283.8)
- Relative luminance: 0.2086
- Nearest named color: mediumslateblue (#7b68ee, Δ 2.614) — https://brandsweets.com/colors/mediumslateblue
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/7a66ff

## Tints & shades

- Tints (toward white): #8875ff, #9585ff, #9e8fff, #ab9eff, #b8adff, #c6bdff, #d3ccff, #dcd6ff, #e9e5ff, #f6f5ff
- Shades (toward black): #5b42ff, #4124ff, #2200ff, #1e00e0, #1900bd, #140099, #10007a, #0c0057, #070038, #030014

## Harmonies

- Complementary: #ebff66
- Analogous: #669eff, #c766ff
- Triadic: #ff7a66, #66ff7a
- Split-complementary: #ffc766, #9eff66
- Tetradic: #ff669e, #ebff66, #66ffc7

## Colors that go with #7a66ff

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 #7a66ff in 5 real palettes, including Mastodon hosted on mastodon.social's brand system and Google's brand system, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Google (https://brandsweets.com/colors/brands/google-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Walmart (https://brandsweets.com/colors/brands/walmart-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Signal's brand system and Qualcomm's brand system put Blue beside #7a66ff, as the supporting colour. Seen in: Signal (https://brandsweets.com/colors/brands/signal-org), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Penpot (https://brandsweets.com/colors/brands/penpot-app), Cargo (https://brandsweets.com/colors/brands/cargo-site). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #7a66ff: 4 real palettes, including Behance's brand system and Nivea's brand system, as the supporting colour. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), Nivea (https://brandsweets.com/colors/brands/nivea-com), Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Nokia (https://brandsweets.com/colors/brands/nokia-com). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #7a66ff in 5 real palettes, including Behance's brand system and WWE's brand system, as the accent. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), WWE (https://brandsweets.com/colors/brands/wwe-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Toyota (https://brandsweets.com/colors/brands/toyota-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #7a66ff: 6 real palettes, including Calm's brand system and Blueprint, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Elastic (https://brandsweets.com/colors/brands/elastic-co), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #7a66ff: 9 real palettes, including Fivetran blue's brand system and Coursera's brand system, as the supporting colour. Seen in: Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com), Coursera (https://brandsweets.com/colors/brands/coursera-org), Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Guinness (https://brandsweets.com/colors/brands/guinness-com). — https://brandsweets.com/colors/denim
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #7a66ff: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Zoom (https://brandsweets.com/colors/brands/zoom-us). — https://brandsweets.com/colors/charcoal
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #7a66ff 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

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

- On white (#ffffff): 4.06:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #6d57ff (4.71:1); AA: background → #141414 (4.54:1); AAA: text → #4124ff (7.19:1)
- On black (#000000): 5.17:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9585ff (7.08:1)

## 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/7a66ff-a69cc4-dfac4e-271f2d-e9ecf1?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: "#7a66ff" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.