# #5683eb

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

## Values

- Hex: `#5683eb`
- RGB: rgb(86, 131, 235)
- HSL: hsl(222, 79%, 63%)
- OKLCH: oklch(0.629 0.164 264.6)
- Relative luminance: 0.2421
- Nearest named color: Blue Jay (#5588dd, Δ 2.694) — https://brandsweets.com/colors/blue-jay
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/5683eb

## Tints & shades

- Tints (toward white): #6890ed, #769aef, #88a8f1, #96b2f3, #a8bff5, #b6c9f6, #c8d7f9, #d6e1fa, #e8eefc, #f6f8fe
- Shades (toward black): #3b6fe8, #1f5be5, #184ecd, #1544b2, #123b9b, #0f3180, #0c2664, #091c49, #05112e, #020712

## Harmonies

- Complementary: #ebbe56
- Analogous: #56cdeb, #7456eb
- Triadic: #eb5683, #83eb56
- Split-complementary: #eb7456, #cdeb56
- Tetradic: #eb56cd, #ebbe56, #56eb74

## Colors that go with #5683eb

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 #5683eb: softer than #000 and cool enough to feel like part of the same palette. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/charcoal
- **Red** #ff0000 [harmony, pool: triadic] — Red completes a triad with #5683eb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Databricks (https://brandsweets.com/colors/brands/databricks-com), Vercel (https://brandsweets.com/colors/brands/vercel), Rotten Tomatoes (https://brandsweets.com/colors/brands/rottentomatoes-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com). — https://brandsweets.com/colors/red
- **Amber** #ffbf00 [pool] — Amber is paired with #5683eb in 12 real palettes, including Google's brand system and Heatwave, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 13 real palettes, including Qualcomm's brand system and Readymag's brand system put Blue beside #5683eb, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Unity (https://brandsweets.com/colors/brands/unity-com), Cargo (https://brandsweets.com/colors/brands/cargo-site). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #5683eb: 10 real palettes, including Carrefour's brand system and Blue Mono, as the accent. Seen in: Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Behance (https://brandsweets.com/colors/brands/behance-net), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #5683eb in 11 real palettes, including NASCAR's brand system and Pizza Hut's brand system, as the supporting colour. Seen in: NASCAR (https://brandsweets.com/colors/brands/nascar-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/crimson
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #5683eb in 4 real palettes, including Playground and Elastic's brand system, as the lead colour. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Elastic (https://brandsweets.com/colors/brands/elastic-co), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #5683eb: 11 real palettes, including Patreon's brand system and Venmo's brand system, as the supporting colour. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Telegram (https://brandsweets.com/colors/brands/telegram-org), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 3.59:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #3b6fe8 (4.54:1); AA: background → #1f1f1f (4.59:1); AAA: text → #184dc9 (7.13:1)
- On black (#000000): 5.84:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6d94ee (7.12:1)

## Brands using this color

- **Qualcomm** — secondary #5e83e2 (Δ 1.559) — https://brandsweets.com/colors/brands/qualcomm-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/5683eb-9ca3c4-df6e4e-211f2d-e9eff1?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: "#5683eb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.