# #5f55ec

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

## Values

- Hex: `#5f55ec`
- RGB: rgb(95, 85, 236)
- HSL: hsl(244, 80%, 63%)
- OKLCH: oklch(0.551 0.219 279.4)
- Relative luminance: 0.1499
- Nearest named color: Arcane Brew (#5260e1, Δ 3.227) — https://brandsweets.com/colors/arcane-brew
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/5f55ec

## Tints & shades

- Tints (toward white): #7168ee, #7d75f0, #8f88f2, #9c95f3, #ada8f5, #bab6f7, #cbc8f9, #d8d6fa, #e9e8fc, #f6f6fe
- Shades (toward black): #453ae9, #2b1ee6, #2317cf, #1e14b3, #1b119c, #160e81, #110b65, #0d0849, #08052e, #030212

## Harmonies

- Complementary: #e2ec55
- Analogous: #5597ec, #ab55ec
- Triadic: #ec5f55, #55ec5f
- Split-complementary: #ecab55, #97ec55
- Tetradic: #ec5597, #e2ec55, #55ecab

## Colors that go with #5f55ec

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 #5f55ec: 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), UEFA (https://brandsweets.com/colors/brands/uefa-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #5f55ec — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), 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). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #5f55ec in 6 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), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 12 real palettes, including Signal's brand system and Headspace's brand system put Blue beside #5f55ec, 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 #5f55ec: 10 real palettes, including Nivea's brand system and Nokia's brand system, as the lead colour. Seen in: Nivea (https://brandsweets.com/colors/brands/nivea-com), Nokia (https://brandsweets.com/colors/brands/nokia-com), Behance (https://brandsweets.com/colors/brands/behance-net), NHL (https://brandsweets.com/colors/brands/nhl-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #5f55ec: 6 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), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #5f55ec in 12 real palettes, including Toyota's brand system and Chase's brand system, as the supporting colour. Seen in: Toyota (https://brandsweets.com/colors/brands/toyota-com), Chase (https://brandsweets.com/colors/brands/chase-com), Behance (https://brandsweets.com/colors/brands/behance-net), WWE (https://brandsweets.com/colors/brands/wwe-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #5f55ec: 6 real palettes, including Calm's brand system and Elastic's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), Render (https://brandsweets.com/colors/brands/render-com), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 5.25:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #4135e9 (7.21:1)
- On black (#000000): 4:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #6c63ee (4.66:1); AA: background → #f0f0f0 (4.61:1); AAA: text → #938cf2 (7.27:1)

## 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/5f55ec-a39cc4-dfa24e-261f2d-e9edf1?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: "#5f55ec" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.