# #2173de

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

## Values

- Hex: `#2173de`
- RGB: rgb(33, 115, 222)
- HSL: hsl(214, 74%, 50%)
- OKLCH: oklch(0.568 0.181 257.3)
- Relative luminance: 0.1786
- Nearest named color: Royal Blue (#4169e1, Δ 3.127) — https://brandsweets.com/colors/royalblue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/2173de

## Tints & shades

- Tints (toward white): #3781e1, #4e8fe4, #5f9ae7, #75a8ea, #8cb6ee, #a2c4f1, #b8d2f4, #caddf7, #e0ebfa, #f6f9fe
- Shades (toward black): #1e67c8, #1b5eb6, #1853a0, #154a8e, #123e78, #0f3362, #0c2950, #091e3a, #061528, #030912

## Harmonies

- Complementary: #de8c21
- Analogous: #21d1de, #2e21de
- Triadic: #de2173, #73de21
- Split-complementary: #de2e21, #d1de21
- Tetradic: #de21d1, #de8c21, #21de2e

## Colors that go with #2173de

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 #2173de: softer than #000 and cool enough to feel like part of the same palette. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #2173de — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com). — https://brandsweets.com/colors/crimson
- **Copper** #b87333 [harmony, pool: complementary] — Copper sits directly opposite #2173de 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 #2173de in 11 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), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 14 real palettes, including BBC's brand system and EA's brand system put Blue beside #2173de, as the accent. Seen in: BBC (https://brandsweets.com/colors/brands/bbc-com), EA (https://brandsweets.com/colors/brands/ea-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #2173de: 14 real palettes, including Carrefour's brand system and Intel's brand system, as the accent. Seen in: Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Intel (https://brandsweets.com/colors/brands/intel-com), Nokia (https://brandsweets.com/colors/brands/nokia-com), Unilever (https://brandsweets.com/colors/brands/unilever-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #2173de: 6 real palettes, including NBA's brand system and Webflow's brand system, as the accent. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Webflow (https://brandsweets.com/colors/brands/webflow-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Roblox (https://brandsweets.com/colors/brands/roblox-com). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #2173de: 8 real palettes, including Astro's brand system and Elastic's brand system, as the supporting colour. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Elastic (https://brandsweets.com/colors/brands/elastic-co), Patreon (https://brandsweets.com/colors/brands/patreon-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 4.59:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1957a9 (7.05:1)
- On black (#000000): 4.57:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #5b97e6 (7.01:1)

## Brands using this color

- **Walmart** — secondary #0071dc (Δ 1.276) — https://brandsweets.com/colors/brands/walmart-com
- **Motorola** — secondary #0e77da (Δ 1.355) — https://brandsweets.com/colors/brands/motorola-com
- **Disney** — primary #0077da (Δ 1.476) — https://brandsweets.com/colors/brands/disney-com
- **Guinness** — secondary #1a73e8 (Δ 1.531) — https://brandsweets.com/colors/brands/guinness-com
- **Chevrolet** — secondary #0077d9 (Δ 1.57) — https://brandsweets.com/colors/brands/chevrolet-com
- **Subaru** — secondary #1971d4 (Δ 1.677) — https://brandsweets.com/colors/brands/subaru-com
- **Carrefour** — secondary #0970e6 (Δ 1.738) — https://brandsweets.com/colors/brands/carrefour-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/2173de-9ca9c4-df5a4e-1f1f2d-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: "#2173de" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.