# #17434a

A color — cool, dark, luxury, bold, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#17434a`
- RGB: rgb(23, 67, 74)
- HSL: hsl(188, 53%, 19%)
- OKLCH: oklch(0.356 0.049 209.6)
- Relative luminance: 0.0469
- Nearest named color: Cold and Dark (#154250, Δ 1.219) — https://brandsweets.com/colors/cold-and-dark
- Moods: cool, dark, luxury, bold, modern
- Page: https://brandsweets.com/colors/17434a

## Tints & shades

- Tints (toward white): #206069, #2a7c89, #3498a8, #40b3c4, #5fbfce, #7acad6, #9ad6e0, #b9e3e9, #d8eff3, #f7fcfd
- Shades (toward black): #164046, #13393e, #12353b, #102e33, #0e2a2f, #0c2327, #0b2023, #08191b, #071517, #050e10

## Harmonies

- Complementary: #4a1e17
- Analogous: #174a37, #172a4a
- Triadic: #4a1743, #434a17
- Split-complementary: #4a172a, #4a3717
- Tetradic: #37174a, #4a1e17, #2a4a17

## Colors that go with #17434a

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #17434a's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Astro (https://brandsweets.com/colors/brands/astro-build), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: analogous] — Teal is #17434a's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Stanley (https://brandsweets.com/colors/brands/stanley1913-com), N26 (https://brandsweets.com/colors/brands/n26-com), Gusto (https://brandsweets.com/colors/brands/gusto-com), Mid-Century (https://brandsweets.com/palettes/warm#mid-century). — https://brandsweets.com/colors/teal
- **Rust** #b7410e [harmony, pool: complementary] — Rust sits directly opposite #17434a on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: IHG (https://brandsweets.com/colors/brands/ihg-com), Trailhead (https://brandsweets.com/palettes/warm#trailhead). — https://brandsweets.com/colors/rust
- **Amber** #ffbf00 [pool] — Amber is paired with #17434a in 4 real palettes, including Beach Hut and McDonald's's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Jeep's brand system and Alaska Airlines's brand system put Blue beside #17434a, as the accent. Seen in: Jeep (https://brandsweets.com/colors/brands/jeep-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 5 real palettes, including Garden Wedding and Rain Garden put Blush Pink beside #17434a, as the supporting colour. Seen in: Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Nursery (https://brandsweets.com/palettes/light#nursery), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/blush-pink
- **Burlywood** #deb887 [pool] — Burlywood is paired with #17434a in 4 real palettes, including Polaroid and Coastal, as the accent. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Coastal (https://brandsweets.com/palettes/cool#coastal), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/burlywood
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #17434a: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 10.83:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.94:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2b7f8c (4.52:1); AA: background → #a8a8a8 (4.56:1); AAA: text → #37a3b3 (7.05:1); AAA: background → #d1d1d1 (7.1:1)

## Brands using this color

- **HubSpot** — primary #124548 (Δ 0.914) — https://brandsweets.com/colors/brands/hubspot-com
- **HubSpot** — accent #124548 (Δ 0.914) — https://brandsweets.com/colors/brands/hubspot-com
- **Jeep** — secondary #1e4544 (Δ 1.541) — https://brandsweets.com/colors/brands/jeep-com
- **Disney** — secondary #054553 (Δ 1.647) — https://brandsweets.com/colors/brands/disney-com
- **Codecademy** — primary #1c4454 (Δ 1.853) — https://brandsweets.com/colors/brands/codecademy-com
- **Zendesk** — accent #17494d (Δ 1.973) — https://brandsweets.com/colors/brands/zendesk-com

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold
- 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/17434a-a2b7be-df4e81-1f252d-e9f1ee?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: "#17434a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.