# #166bc0

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

## Values

- Hex: `#166bc0`
- RGB: rgb(22, 107, 192)
- HSL: hsl(210, 79%, 42%)
- OKLCH: oklch(0.527 0.153 253.4)
- Relative luminance: 0.1449
- Nearest named color: Denim (#1560bd, Δ 3.001) — https://brandsweets.com/colors/denim
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/166bc0

## Tints & shades

- Tints (toward white): #1a7adb, #2887e6, #4496e9, #5ba3ec, #76b3ef, #91c2f2, #a8cff5, #c4def8, #daebfb, #f6fafe
- Shades (toward black): #1461ad, #12579b, #114f8d, #0e457b, #0c3b69, #0a3057, #082644, #061f37, #041425, #020a12

## Harmonies

- Complementary: #c06b16
- Analogous: #16c0c0, #1616c0
- Triadic: #c0166b, #6bc016
- Split-complementary: #c01616, #c0c016
- Tetradic: #c016c0, #c06b16, #16c016

## Colors that go with #166bc0

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 #166bc0: 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 #166bc0 — 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), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #166bc0 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 #166bc0 in 10 real palettes, including Wikipedia's brand system and McDonald's's brand system, as the accent. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 16 real palettes, including Activision's brand system and Pixar's brand system put Blue beside #166bc0, 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), EA (https://brandsweets.com/colors/brands/ea-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #166bc0: 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), Unilever (https://brandsweets.com/colors/brands/unilever-com), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #166bc0: 7 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 #166bc0: 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): 5.39:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1359a0 (7.08:1)
- On black (#000000): 3.9:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #1975d2 (4.52:1); AA: background → #ebebeb (4.52:1); AAA: text → #4899ea (7.02:1)

## Brands using this color

- **PlanetScale** — accent #0b6ec5 (Δ 1.028) — https://brandsweets.com/colors/brands/planetscale-com
- **KLM** — secondary #0070c2 (Δ 1.349) — https://brandsweets.com/colors/brands/klm-com
- **Linkedin** — secondary #0a66c2 (Δ 1.565) — https://brandsweets.com/colors/brands/linkedin-com
- **State Farm** — accent #0a70bc (Δ 1.601) — https://brandsweets.com/colors/brands/statefarm-com
- **Intel** — secondary #0071c5 (Δ 1.675) — https://brandsweets.com/colors/brands/intel-com
- **LEGO** — accent #006db7 (Δ 1.721) — https://brandsweets.com/colors/brands/lego-com
- **Venmo** — accent #0070ba (Δ 1.828) — https://brandsweets.com/colors/brands/venmo-com
- **Xbox** — secondary #0067b8 (Δ 1.83) — https://brandsweets.com/colors/brands/xbox-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/166bc0-9cabc4-df514e-1f202d-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: "#166bc0" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.