# #0664d0

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

## Values

- Hex: `#0664d0`
- RGB: rgb(6, 100, 208)
- HSL: hsl(212, 94%, 42%)
- OKLCH: oklch(0.521 0.184 257.3)
- Relative luminance: 0.1371
- Nearest named color: Denim (#1560bd, Δ 3.039) — https://brandsweets.com/colors/denim
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/0664d0

## Tints & shades

- Tints (toward white): #0773ed, #1680f8, #3490f9, #4d9df9, #6baefa, #88befb, #a1ccfc, #bfdcfd, #d7e9fe, #f5faff
- Shades (toward black): #065bbc, #0551a8, #054a99, #044186, #043772, #032d5e, #02244a, #021d3b, #011328, #010a14

## Harmonies

- Complementary: #d07206
- Analogous: #06c9d0, #0d06d0
- Triadic: #d00664, #64d006
- Split-complementary: #d00d06, #c9d006
- Tetradic: #d006c9, #d07206, #06d00d

## Colors that go with #0664d0

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 #0664d0: 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 #0664d0 — 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), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com). — https://brandsweets.com/colors/crimson
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #0664d0 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 #0664d0 in 9 real palettes, including NBA's brand system and Wikipedia's brand system, as the lead colour. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Walmart (https://brandsweets.com/colors/brands/walmart-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 16 real palettes, including Pixar's brand system and Headspace's brand system put Blue beside #0664d0, as the accent. Seen in: Pixar (https://brandsweets.com/colors/brands/pixar-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Activision (https://brandsweets.com/colors/brands/activision-com), BBC (https://brandsweets.com/colors/brands/bbc-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #0664d0: 8 real palettes, including NBA's brand system and Gopro's brand system, as the accent. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-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 #0664d0: 7 real palettes, including Venmo's brand system and Astro's brand system, as the supporting colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Astro (https://brandsweets.com/colors/brands/astro-build), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Elastic (https://brandsweets.com/colors/brands/elastic-co). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #0664d0: 8 real palettes, including Apple's brand system and HashiCorp's brand system, as the supporting colour. Seen in: Apple (https://brandsweets.com/colors/brands/apple-com), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), ASUS (https://brandsweets.com/colors/brands/asus-com), Coursera (https://brandsweets.com/colors/brands/coursera-org). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 5.61:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0656b2 (7.04:1)
- On black (#000000): 3.74:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #0770e9 (4.5:1); AA: background → #e8e8e8 (4.58:1); AAA: text → #4398f9 (7.1:1)

## Brands using this color

- **Postman** — accent #0265d2 (Δ 0.38) — https://brandsweets.com/colors/brands/postman-com
- **Apple** — accent #0066cc (Δ 0.841) — https://brandsweets.com/colors/brands/apple-com
- **Dyson** — accent #0066cc (Δ 0.841) — https://brandsweets.com/colors/brands/dyson-com
- **Unilever** — accent #0066cc (Δ 0.841) — https://brandsweets.com/colors/brands/unilever-com
- **Strava** — accent #0060d0 (Δ 1.077) — https://brandsweets.com/colors/brands/strava-com
- **Fitbit** — secondary #1967d2 (Δ 1.138) — https://brandsweets.com/colors/brands/fitbit-com
- **Box** — primary #0061d5 (Δ 1.143) — https://brandsweets.com/colors/brands/box-com
- **Box** — secondary #0061d5 (Δ 1.143) — https://brandsweets.com/colors/brands/box-com
- **NBA** — secondary #0268d6 (Δ 1.329) — https://brandsweets.com/colors/brands/nba-com
- **YouTube** — accent #065fd4 (Δ 1.442) — https://brandsweets.com/colors/brands/youtube-com
- **Nissan** — accent #005fcc (Δ 1.454) — https://brandsweets.com/colors/brands/nissanusa-com
- **HashiCorp** — primary #2264d6 (Δ 1.473) — https://brandsweets.com/colors/brands/hashicorp-com
- **HashiCorp** — accent #2264d6 (Δ 1.473) — https://brandsweets.com/colors/brands/hashicorp-com
- **Khan Academy** — accent #0069d6 (Δ 1.516) — https://brandsweets.com/colors/brands/khanacademy-org
- **Philips** — secondary #0b5ed7 (Δ 1.884) — https://brandsweets.com/colors/brands/philips-com
- **Foot Locker** — accent #036ad8 (Δ 1.91) — https://brandsweets.com/colors/brands/footlocker-com
- **GitHub** — accent #0969da (Δ 1.976) — https://brandsweets.com/colors/brands/github

## 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/0664d0-9caac4-df564e-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: "#0664d0" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.