# #1966f5

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

## Values

- Hex: `#1966f5`
- RGB: rgb(25, 102, 245)
- HSL: hsl(219, 92%, 53%)
- OKLCH: oklch(0.558 0.226 261.6)
- Relative luminance: 0.163
- Nearest named color: Bluerocratic (#1f66ff, Δ 1.554) — https://brandsweets.com/colors/bluerocratic
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/1966f5

## Tints & shades

- Tints (toward white): #3176f6, #4583f7, #5d94f8, #71a1f9, #89b1fa, #9dbefb, #b6cefc, #c9dbfd, #e2ebfe, #f5f8ff
- Shades (toward black): #0a59eb, #094fd3, #0846ba, #073da2, #06368e, #052c76, #04235d, #031a45, #02112c, #010714

## Harmonies

- Complementary: #f5a819
- Analogous: #19d4f5, #3a19f5
- Triadic: #f51966, #66f519
- Split-complementary: #f53a19, #d4f519
- Tetradic: #f519d4, #f5a819, #19f53a

## Colors that go with #1966f5

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 #1966f5: 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 #1966f5 — 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), Behance (https://brandsweets.com/colors/brands/behance-net), Chase (https://brandsweets.com/colors/brands/chase-com), Toyota (https://brandsweets.com/colors/brands/toyota-com). — https://brandsweets.com/colors/crimson
- **Amber** #ffbf00 [pool] — Amber is paired with #1966f5 in 9 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), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 14 real palettes, including MongoDB's brand system and Headspace's brand system put Blue beside #1966f5, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), EA (https://brandsweets.com/colors/brands/ea-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #1966f5: 13 real palettes, including Nokia's brand system and Behance's brand system, as the lead colour. Seen in: Nokia (https://brandsweets.com/colors/brands/nokia-com), Behance (https://brandsweets.com/colors/brands/behance-net), Nivea (https://brandsweets.com/colors/brands/nivea-com), Carrefour (https://brandsweets.com/colors/brands/carrefour-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #1966f5: 6 real palettes, including Webflow's brand system and Roblox's brand system, as the accent. Seen in: Webflow (https://brandsweets.com/colors/brands/webflow-com), Roblox (https://brandsweets.com/colors/brands/roblox-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 #1966f5: 8 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), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #1966f5: 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), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), PostHog (https://brandsweets.com/colors/brands/posthog-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 4.93:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #094ece (7.02:1)
- On black (#000000): 4.26:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #236df6 (4.59:1); AA: background → #f5f5f5 (4.52:1); AAA: text → #5d94f8 (7.06:1)

## Brands using this color

- **Wayfair** — secondary #1364f1 (Δ 0.85) — https://brandsweets.com/colors/brands/wayfair-com
- **OnePlus** — accent #2660f5 (Δ 1.345) — https://brandsweets.com/colors/brands/oneplus-com
- **Webflow** — primary #146cf4 (Δ 1.391) — https://brandsweets.com/colors/brands/webflow-com
- **Nokia** — secondary #0065ed (Δ 1.497) — https://brandsweets.com/colors/brands/nokia-com
- **MongoDB** — secondary #006cfa (Δ 1.54) — https://brandsweets.com/colors/brands/mongodb-com
- **WWE** — accent #0166ff (Δ 1.591) — https://brandsweets.com/colors/brands/wwe-com
- **Yahoo** — accent #0f69ff (Δ 1.636) — https://brandsweets.com/colors/brands/yahoo-com
- **Behance** — primary #1769ff (Δ 1.654) — https://brandsweets.com/colors/brands/behance-net
- **IBM** — secondary #0f62fe (Δ 1.683) — https://brandsweets.com/colors/brands/ibm-com
- **GEICO** — secondary #026df1 (Δ 1.744) — https://brandsweets.com/colors/brands/geico-com
- **Square** — primary #006aff (Δ 1.753) — https://brandsweets.com/colors/brands/squareup-com
- **Square** — accent #006aff (Δ 1.753) — https://brandsweets.com/colors/brands/squareup-com
- **Headspace** — secondary #0061ef (Δ 1.81) — https://brandsweets.com/colors/brands/headspace-com
- **IBM** — accent #0062fe (Δ 1.812) — https://brandsweets.com/colors/brands/ibm-com
- **Ubisoft** — accent #006ef5 (Δ 1.827) — https://brandsweets.com/colors/brands/ubisoft-com
- **Chase** — secondary #0060f0 (Δ 1.92) — https://brandsweets.com/colors/brands/chase-com
- **Rotten Tomatoes** — secondary #326af6 (Δ 1.931) — https://brandsweets.com/colors/brands/rottentomatoes-com
- **Dropbox** — secondary #0061fe (Δ 1.953) — https://brandsweets.com/colors/brands/dropbox-com

## Curated palettes containing it

- **Console Light** (technical, clean, light) — #2563eb, #52525b, #16a34a, #fafafa, #18181b — A sober docs palette: one blue for interactive, one green for success, zinc greys for everything else. — tool: https://brandsweets.com/palettes/new/2563eb-52525b-16a34a-fafafa-18181b — collection: https://brandsweets.com/palettes/technical
- **Slate Workspace** (minimal, cool, clean, modern) — #0f172a, #64748b, #2563eb, #f8fafc — Slate on slate with a single blue — the productivity-app look where the interface disappears behind the work. — tool: https://brandsweets.com/palettes/new/0f172a-64748b-2563eb-f8fafc — collection: https://brandsweets.com/palettes/minimal
- **Telehealth** (modern, cool, friendly) — #2563eb, #93c5fd, #16a34a, #ffffff, #14213d — Friendly blue with a soft tint and a green all-clear — approachable care with a tech backbone. — tool: https://brandsweets.com/palettes/new/2563eb-93c5fd-16a34a-ffffff-14213d — collection: https://brandsweets.com/palettes/modern

## 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/1966f5-9ca5c4-df664e-211f2d-e9f0f1?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: "#1966f5" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.