# #2864fb

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

## Values

- Hex: `#2864fb`
- RGB: rgb(40, 100, 251)
- HSL: hsl(223, 96%, 57%)
- OKLCH: oklch(0.562 0.233 263.9)
- Relative luminance: 0.1653
- Nearest named color: Bluerocratic (#1f66ff, Δ 0.811) — https://brandsweets.com/colors/bluerocratic
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/2864fb

## Tints & shades

- Tints (toward white): #3c72fb, #5081fb, #648ffc, #789efc, #91b0fd, #a5befd, #b9ccfe, #cddbfe, #e1e9fe, #f5f8ff
- Shades (toward black): #0f52fa, #0545e6, #043dcd, #0436b4, #032e9b, #03257d, #021e64, #02164b, #010d2d, #000614

## Harmonies

- Complementary: #fbbf28
- Analogous: #28cdfb, #5628fb
- Triadic: #fb2864, #64fb28
- Split-complementary: #fb5628, #cdfb28
- Tetradic: #fb28cd, #fbbf28, #28fb56

## Colors that go with #2864fb

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 #2864fb: 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 #2864fb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), WWE (https://brandsweets.com/colors/brands/wwe-com), Toyota (https://brandsweets.com/colors/brands/toyota-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/crimson
- **Amber** #ffbf00 [pool] — Amber is paired with #2864fb 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] — 12 real palettes, including Dropbox's brand system and MongoDB's brand system put Blue beside #2864fb, 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 #2864fb: 12 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), Carrefour (https://brandsweets.com/colors/brands/carrefour-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #2864fb: 6 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 #2864fb: 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 #2864fb: 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): 4.88:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0543e1 (7.25:1)
- On black (#000000): 4.31:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #326bfb (4.63:1); AA: background → #f7f7f7 (4.55:1); AAA: text → #6993fc (7.18:1)

## Brands using this color

- **Docker** — secondary #2560ff (Δ 1.101) — https://brandsweets.com/colors/brands/docker-com
- **OnePlus** — accent #2660f5 (Δ 1.326) — https://brandsweets.com/colors/brands/oneplus-com
- **Behance** — primary #1769ff (Δ 1.328) — https://brandsweets.com/colors/brands/behance-net
- **IBM** — secondary #0f62fe (Δ 1.368) — https://brandsweets.com/colors/brands/ibm-com
- **Yahoo** — accent #0f69ff (Δ 1.437) — https://brandsweets.com/colors/brands/yahoo-com
- **WWE** — accent #0166ff (Δ 1.443) — https://brandsweets.com/colors/brands/wwe-com
- **IBM** — accent #0062fe (Δ 1.677) — https://brandsweets.com/colors/brands/ibm-com
- **Nivea** — secondary #0f60ff (Δ 1.694) — https://brandsweets.com/colors/brands/nivea-com
- **Roblox** — primary #345cfc (Δ 1.734) — https://brandsweets.com/colors/brands/roblox-com
- **Square** — primary #006aff (Δ 1.737) — https://brandsweets.com/colors/brands/squareup-com
- **Square** — accent #006aff (Δ 1.737) — https://brandsweets.com/colors/brands/squareup-com
- **Toyota** — accent #145fff (Δ 1.74) — https://brandsweets.com/colors/brands/toyota-com
- **Cisco** — secondary #0a60ff (Δ 1.795) — https://brandsweets.com/colors/brands/cisco-com
- **Dropbox** — secondary #0061fe (Δ 1.806) — https://brandsweets.com/colors/brands/dropbox-com
- **Rotten Tomatoes** — secondary #326af6 (Δ 1.83) — https://brandsweets.com/colors/brands/rottentomatoes-com
- **Dropbox** — primary #0061ff (Δ 1.836) — https://brandsweets.com/colors/brands/dropbox-com
- **Wayfair** — secondary #1364f1 (Δ 1.883) — https://brandsweets.com/colors/brands/wayfair-com
- **MongoDB** — secondary #006cfa (Δ 1.994) — https://brandsweets.com/colors/brands/mongodb-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/2864fb-9ca3c4-df704e-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: "#2864fb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.