# #2163fd

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

## Values

- Hex: `#2163fd`
- RGB: rgb(33, 99, 253)
- HSL: hsl(222, 98%, 56%)
- OKLCH: oklch(0.56 0.238 263.2)
- Relative luminance: 0.1634
- Nearest named color: Bluerocratic (#1f66ff, Δ 0.721) — https://brandsweets.com/colors/bluerocratic
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/2163fd

## Tints & shades

- Tints (toward white): #3571fd, #497ffd, #6291fd, #779ffe, #8badfe, #9fbcfe, #b3cafe, #cddcfe, #e1eaff, #f5f8ff
- Shades (toward black): #0851fd, #0247e8, #023eca, #0236b1, #022f97, #01277e, #011f65, #011647, #000e2d, #000614

## Harmonies

- Complementary: #fdbb21
- Analogous: #21d1fd, #4d21fd
- Triadic: #fd2163, #63fd21
- Split-complementary: #fd4d21, #d1fd21
- Tetradic: #fd21d1, #fdbb21, #21fd4d

## Colors that go with #2163fd

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 #2163fd: 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), Disney (https://brandsweets.com/colors/brands/disney-com), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #2163fd — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: WWE (https://brandsweets.com/colors/brands/wwe-com), Toyota (https://brandsweets.com/colors/brands/toyota-com), Behance (https://brandsweets.com/colors/brands/behance-net), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/crimson
- **Amber** #ffbf00 [pool] — Amber is paired with #2163fd in 7 real palettes, including Walmart's brand system and NBA's brand system, as the accent. Seen in: Walmart (https://brandsweets.com/colors/brands/walmart-com), NBA (https://brandsweets.com/colors/brands/nba-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Dropbox's brand system and MongoDB's brand system put Blue beside #2163fd, as the accent. Seen in: Dropbox (https://brandsweets.com/colors/brands/dropbox-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Signal (https://brandsweets.com/colors/brands/signal-org). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #2163fd: 11 real palettes, including Nivea's brand system and Behance's brand system, as the lead colour. Seen in: Nivea (https://brandsweets.com/colors/brands/nivea-com), Behance (https://brandsweets.com/colors/brands/behance-net), Nokia (https://brandsweets.com/colors/brands/nokia-com), Carrefour (https://brandsweets.com/colors/brands/carrefour-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #2163fd: 7 real palettes, including Roblox's brand system and Webflow's brand system, as the supporting colour. Seen in: Roblox (https://brandsweets.com/colors/brands/roblox-com), Webflow (https://brandsweets.com/colors/brands/webflow-com), NBA (https://brandsweets.com/colors/brands/nba-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #2163fd: 6 real palettes, including Elastic's brand system and Calm's brand system, as the supporting colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Calm (https://brandsweets.com/colors/brands/calm-com), Patreon (https://brandsweets.com/colors/brands/patreon-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #2163fd: 7 real palettes, including OnePlus's brand system and ASUS's brand system, as the supporting colour. Seen in: OnePlus (https://brandsweets.com/colors/brands/oneplus-com), ASUS (https://brandsweets.com/colors/brands/asus-com), PostHog (https://brandsweets.com/colors/brands/posthog-com), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 4.92:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0246e3 (7.03:1)
- On black (#000000): 4.27:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #2b6afd (4.58:1); AA: background → #f5f5f5 (4.51:1); AAA: text → #6895fd (7.31:1)

## Brands using this color

- **Docker** — secondary #2560ff (Δ 0.695) — https://brandsweets.com/colors/brands/docker-com
- **IBM** — secondary #0f62fe (Δ 0.818) — https://brandsweets.com/colors/brands/ibm-com
- **WWE** — accent #0166ff (Δ 1.069) — https://brandsweets.com/colors/brands/wwe-com
- **Nivea** — secondary #0f60ff (Δ 1.136) — https://brandsweets.com/colors/brands/nivea-com
- **IBM** — accent #0062fe (Δ 1.145) — https://brandsweets.com/colors/brands/ibm-com
- **Toyota** — accent #145fff (Δ 1.198) — https://brandsweets.com/colors/brands/toyota-com
- **Cisco** — secondary #0a60ff (Δ 1.237) — https://brandsweets.com/colors/brands/cisco-com
- **Dropbox** — secondary #0061fe (Δ 1.267) — https://brandsweets.com/colors/brands/dropbox-com
- **Dropbox** — primary #0061ff (Δ 1.28) — https://brandsweets.com/colors/brands/dropbox-com
- **Behance** — primary #1769ff (Δ 1.333) — https://brandsweets.com/colors/brands/behance-net
- **Yahoo** — accent #0f69ff (Δ 1.363) — https://brandsweets.com/colors/brands/yahoo-com
- **OnePlus** — accent #2660f5 (Δ 1.372) — https://brandsweets.com/colors/brands/oneplus-com
- **Square** — primary #006aff (Δ 1.638) — https://brandsweets.com/colors/brands/squareup-com
- **Square** — accent #006aff (Δ 1.638) — https://brandsweets.com/colors/brands/squareup-com
- **Roblox** — primary #345cfc (Δ 1.711) — https://brandsweets.com/colors/brands/roblox-com
- **Spectrum** — accent #005eff (Δ 1.755) — https://brandsweets.com/colors/brands/spectrum-com
- **Wayfair** — secondary #1364f1 (Δ 1.947) — https://brandsweets.com/colors/brands/wayfair-com
- **Zoom** — primary #0b5cff (Δ 1.95) — https://brandsweets.com/colors/brands/zoom-us
- **Zoom** — secondary #0b5cff (Δ 1.95) — https://brandsweets.com/colors/brands/zoom-us

## 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/2163fd-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: "#2163fd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.