# #6d51ec

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

## Values

- Hex: `#6d51ec`
- RGB: rgb(109, 81, 236)
- HSL: hsl(251, 80%, 62%)
- OKLCH: oklch(0.555 0.221 284.9)
- Relative luminance: 0.1519
- Nearest named color: Candy Grape Fizz (#7755ee, Δ 1.937) — https://brandsweets.com/colors/candy-grape-fizz
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/6d51ec

## Tints & shades

- Tints (toward white): #7c63ee, #8871ef, #9783f1, #a391f3, #b2a3f5, #c2b6f7, #cdc3f8, #dcd6fa, #e8e3fc, #f7f6fe
- Shades (toward black): #5635e9, #3f19e6, #3917cf, #3114b3, #2a1197, #220e7c, #1a0b60, #140849, #0d052e, #050212

## Harmonies

- Complementary: #cfec51
- Analogous: #5182ec, #bb51ec
- Triadic: #ec6d51, #51ec6d
- Split-complementary: #ecbb51, #82ec51
- Tetradic: #ec5182, #cfec51, #51ecbb

## Colors that go with #6d51ec

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 #6d51ec: 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), Campus (https://brandsweets.com/palettes/friendly#campus), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #6d51ec — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #6d51ec in 5 real palettes, including Mastodon hosted on mastodon.social's brand system and Wikipedia's brand system, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Walmart (https://brandsweets.com/colors/brands/walmart-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Signal's brand system and Headspace's brand system put Blue beside #6d51ec, as the supporting colour. Seen in: Signal (https://brandsweets.com/colors/brands/signal-org), Headspace (https://brandsweets.com/colors/brands/headspace-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #6d51ec: 7 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), Nokia (https://brandsweets.com/colors/brands/nokia-com), NHL (https://brandsweets.com/colors/brands/nhl-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #6d51ec: 5 real palettes, including Mastodon hosted on mastodon.social's brand system and Roblox's brand system, as the supporting colour. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Roblox (https://brandsweets.com/colors/brands/roblox-com), Webflow (https://brandsweets.com/colors/brands/webflow-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #6d51ec in 11 real palettes, including Gemstone and Toyota's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Toyota (https://brandsweets.com/colors/brands/toyota-com), Behance (https://brandsweets.com/colors/brands/behance-net), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #6d51ec: 4 real palettes, including Calm's brand system and Render's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Render (https://brandsweets.com/colors/brands/render-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 5.2:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #5230e8 (7.13:1)
- On black (#000000): 4.04:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #795eed (4.64:1); AA: background → #f0f0f0 (4.56:1); AAA: text → #9b88f2 (7.2:1)

## 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/6d51ec-a89cc4-dfb34e-281f2d-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: "#6d51ec" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.