# #866aec

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

## Values

- Hex: `#866aec`
- RGB: rgb(134, 106, 236)
- HSL: hsl(253, 77%, 67%)
- OKLCH: oklch(0.616 0.188 289.6)
- Relative luminance: 0.2143
- Nearest named color: mediumslateblue (#7b68ee, Δ 1.871) — https://brandsweets.com/colors/mediumslateblue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/866aec

## Tints & shades

- Tints (toward white): #9178ed, #9c85ef, #a793f1, #b2a0f3, #c1b2f5, #ccc0f7, #d7cdf9, #e2dbfa, #ede8fc, #f8f6fe
- Shades (toward black): #704fe8, #572fe4, #451cd9, #3c19be, #3415a2, #2a1183, #210d68, #180a4d, #0e062d, #060212

## Harmonies

- Complementary: #d0ec6a
- Analogous: #6a8fec, #c76aec
- Triadic: #ec866a, #6aec86
- Split-complementary: #ecc76a, #8fec6a
- Tetradic: #ec6a8f, #d0ec6a, #6aecc7

## Colors that go with #866aec

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 #866aec in 5 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), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Qualcomm's brand system and Signal's brand system put Blue beside #866aec, 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), Readymag (https://brandsweets.com/colors/brands/readymag-com). — https://brandsweets.com/colors/blue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #866aec: 4 real palettes, including Linkedin's brand system and Fivetran blue's brand system, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com), Coursera (https://brandsweets.com/colors/brands/coursera-org), Guinness (https://brandsweets.com/colors/brands/guinness-com). — https://brandsweets.com/colors/denim
- **Light Sky Blue** #87cefa [pool] — Light Sky Blue is paired with #866aec in 4 real palettes, including Calm's brand system and Sentry's brand system, as the supporting colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Sentry (https://brandsweets.com/colors/brands/sentry-io), Opensea (https://brandsweets.com/colors/brands/opensea-io), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/lightskyblue
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Lavender Haze and Discord's brand system put Midnight Blue beside #866aec, 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
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #866aec in 5 real palettes, including Clerk's brand system and Google's brand system, as the supporting colour. Seen in: Clerk (https://brandsweets.com/colors/brands/clerk-com), Google (https://brandsweets.com/colors/brands/google-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Databricks (https://brandsweets.com/colors/brands/databricks-com). — https://brandsweets.com/colors/orangered
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #866aec: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/charcoal
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #866aec 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): 3.97:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #7b5dea (4.57:1); AA: background → #171717 (4.51:1); AAA: text → #572fe4 (7.16:1)
- On black (#000000): 5.29:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9c85ef (7.01:1)

## Brands using this color

- **ClickUp** — secondary #7b68ee (Δ 1.871) — https://brandsweets.com/colors/brands/clickup-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/866aec-a99cc4-dfb84e-281f2d-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: "#866aec" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.