# #0f73ff

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

## Values

- Hex: `#0f73ff`
- RGB: rgb(15, 115, 255)
- HSL: hsl(215, 100%, 53%)
- OKLCH: oklch(0.59 0.225 259.4)
- Relative luminance: 0.1958
- Nearest named color: Azure (#007fff, Δ 2.896) — https://brandsweets.com/colors/azure-2
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/0f73ff

## Tints & shades

- Tints (toward white): #2982ff, #3d8eff, #579dff, #6ba9ff, #85b8ff, #99c3ff, #b3d2ff, #c7deff, #e0edff, #f5f9ff
- Shades (toward black): #0066f5, #005bdb, #0051c2, #0046a8, #003e94, #00337a, #002861, #001e47, #00132e, #000814

## Harmonies

- Complementary: #ff9b0f
- Analogous: #0febff, #230fff
- Triadic: #ff0f73, #73ff0f
- Split-complementary: #ff230f, #ebff0f
- Tetradic: #ff0feb, #ff9b0f, #0fff23

## Colors that go with #0f73ff

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 #0f73ff: 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 #0f73ff — 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
- **Copper** #b87333 [harmony, pool: complementary] — Copper sits directly opposite #0f73ff on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Notion (https://brandsweets.com/colors/brands/notion). — https://brandsweets.com/colors/copper
- **Amber** #ffbf00 [pool] — Amber is paired with #0f73ff in 8 real palettes, including Walmart's brand system and Google's brand system, as the accent. Seen in: Walmart (https://brandsweets.com/colors/brands/walmart-com), Google (https://brandsweets.com/colors/brands/google-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/amber
- **Blue** #0000ff [pool] — 13 real palettes, including Penpot's brand system and Cargo's brand system put Blue beside #0f73ff, as the supporting colour. Seen in: Penpot (https://brandsweets.com/colors/brands/penpot-app), Cargo (https://brandsweets.com/colors/brands/cargo-site), Samsung (https://brandsweets.com/colors/brands/samsung-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #0f73ff: 12 real palettes, including Behance's brand system and Carrefour's brand system, as the supporting colour. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Nivea (https://brandsweets.com/colors/brands/nivea-com), Nokia (https://brandsweets.com/colors/brands/nokia-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #0f73ff: 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 #0f73ff: 8 real palettes, including Elastic's brand system and Patreon's brand system, as the supporting colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Patreon (https://brandsweets.com/colors/brands/patreon-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 4.27:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #056dff (4.53:1); AA: background → #0d0d0d (4.55:1); AAA: text → #0051c2 (7.1:1)
- On black (#000000): 4.92:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #4d97ff (7.19:1)

## Brands using this color

- **Penpot** — accent #1677ff (Δ 1.04) — https://brandsweets.com/colors/brands/penpot-app
- **Elastic** — accent #0d6efd (Δ 1.241) — https://brandsweets.com/colors/brands/elastic-co
- **Confluent** — secondary #0079ff (Δ 1.411) — https://brandsweets.com/colors/brands/confluent-io
- **Absolut** — secondary #007aff (Δ 1.655) — https://brandsweets.com/colors/brands/absolut-com
- **Abstract** — accent #007aff (Δ 1.655) — https://brandsweets.com/colors/brands/abstract-com
- **ASUS** — secondary #007aff (Δ 1.655) — https://brandsweets.com/colors/brands/asus-com
- **Cargo** — primary #007aff (Δ 1.655) — https://brandsweets.com/colors/brands/cargo-site
- **Databricks** — accent #007aff (Δ 1.655) — https://brandsweets.com/colors/brands/databricks-com
- **Liquid Death** — secondary #007aff (Δ 1.655) — https://brandsweets.com/colors/brands/liquiddeath-com
- **PostHog** — primary #007aff (Δ 1.655) — https://brandsweets.com/colors/brands/posthog-com
- **Samsung** — secondary #007aff (Δ 1.655) — https://brandsweets.com/colors/brands/samsung-com
- **OnePlus** — secondary #007bff (Δ 1.9) — https://brandsweets.com/colors/brands/oneplus-com
- **MongoDB** — secondary #006cfa (Δ 1.937) — 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/0f73ff-9ca8c4-df5d4e-201f2d-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: "#0f73ff" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.