# #166ebb

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

## Values

- Hex: `#166ebb`
- RGB: rgb(22, 110, 187)
- HSL: hsl(208, 79%, 41%)
- OKLCH: oklch(0.531 0.143 250.9)
- Relative luminance: 0.1491
- Nearest named color: Brilliant Blue (#0075b3, Δ 2.556) — https://brandsweets.com/colors/brilliant-blue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/166ebb

## Tints & shades

- Tints (toward white): #197ed7, #248be5, #3f9ae9, #5ba8ec, #76b7ef, #8dc3f2, #a8d1f5, #c4e0f8, #daecfb, #f6fafe
- Shades (toward black): #1463a9, #125b9b, #105189, #0e4677, #0c3e69, #0a3357, #082844, #061e32, #041525, #020b12

## Harmonies

- Complementary: #bb6316
- Analogous: #16bbb6, #161bbb
- Triadic: #bb166e, #6ebb16
- Split-complementary: #bb161b, #bbb616
- Tetradic: #b616bb, #bb6316, #1bbb16

## Colors that go with #166ebb

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 #166ebb: softer than #000 and cool enough to feel like part of the same palette. Seen in: 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), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #166ebb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: State Farm (https://brandsweets.com/colors/brands/statefarm-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com). — https://brandsweets.com/colors/crimson
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #166ebb on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Dyson (https://brandsweets.com/colors/brands/dyson-com). — https://brandsweets.com/colors/sienna
- **Amber** #ffbf00 [pool] — Amber is paired with #166ebb in 9 real palettes, including McDonald's's brand system and Lemon Squeezy's brand system, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 15 real palettes, including Activision's brand system and Pixar's brand system put Blue beside #166ebb, as the accent. Seen in: Activision (https://brandsweets.com/colors/brands/activision-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), BBC (https://brandsweets.com/colors/brands/bbc-com), Tesco (https://brandsweets.com/colors/brands/tesco-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #166ebb: 13 real palettes, including Intel's brand system and General Mills's brand system, as the lead colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), General Mills (https://brandsweets.com/colors/brands/generalmills-com), Glacier (https://brandsweets.com/palettes/cool#glacier), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #166ebb: 6 real palettes, including Coca-Cola's brand system and NBA's brand system, as the supporting colour. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), NBA (https://brandsweets.com/colors/brands/nba-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #166ebb: 7 real palettes, including Venmo's brand system and Deep Water, as the supporting colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Astro (https://brandsweets.com/colors/brands/astro-build), Telegram (https://brandsweets.com/colors/brands/telegram-org). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 5.27:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #125b9b (7.01:1)
- On black (#000000): 3.98:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #1879cd (4.66:1); AA: background → #ededed (4.5:1); AAA: text → #3f9ae9 (7.01:1)

## Brands using this color

- **State Farm** — accent #0a70bc (Δ 0.578) — https://brandsweets.com/colors/brands/statefarm-com
- **Venmo** — accent #0070ba (Δ 0.753) — https://brandsweets.com/colors/brands/venmo-com
- **LEGO** — accent #006db7 (Δ 0.964) — https://brandsweets.com/colors/brands/lego-com
- **KLM** — secondary #0070c2 (Δ 1.174) — https://brandsweets.com/colors/brands/klm-com
- **PlanetScale** — accent #0b6ec5 (Δ 1.576) — https://brandsweets.com/colors/brands/planetscale-com
- **Skechers** — accent #1973c1 (Δ 1.608) — https://brandsweets.com/colors/brands/skechers-com
- **Intel** — secondary #0071c5 (Δ 1.642) — https://brandsweets.com/colors/brands/intel-com
- **General Mills** — accent #0074c1 (Δ 1.737) — https://brandsweets.com/colors/brands/generalmills-com
- **The New York Times** — secondary #346eb7 (Δ 1.832) — https://brandsweets.com/colors/brands/nytimes-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/166ebb-9cadc4-df4e51-1f212d-e9f1f1?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: "#166ebb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.