# #1e6366

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

## Values

- Hex: `#1e6366`
- RGB: rgb(30, 99, 102)
- HSL: hsl(183, 55%, 26%)
- OKLCH: oklch(0.459 0.067 199.3)
- Relative luminance: 0.1016
- Nearest named color: Beau Vert (#0c6064, Δ 1.42) — https://brandsweets.com/colors/beau-vert
- Moods: cool, dark, luxury, bold, modern
- Page: https://brandsweets.com/colors/1e6366

## Tints & shades

- Tints (toward white): #267e82, #2e989e, #37b7be, #4dc5cb, #69ced3, #84d7db, #a0e0e3, #c0eaed, #dbf3f5, #f7fcfd
- Shades (toward black): #1c5b5f, #195457, #16484b, #144143, #11393b, #0f3233, #0d2a2b, #091e20, #071718, #050f10

## Harmonies

- Complementary: #67211e
- Analogous: #1e6746, #1e3f67
- Triadic: #671e63, #63671e
- Split-complementary: #671e3f, #67461e
- Tetradic: #461e67, #67211e, #3f671e

## Colors that go with #1e6366

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

- **Crimson** #dc143c [harmony, pool: complementary] — Crimson sits directly opposite #1e6366 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/crimson
- **Blue** #0000ff [pool] — 6 real palettes, including Rolex's brand system and Warp's brand system put Blue beside #1e6366, as the accent. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Jeep (https://brandsweets.com/colors/brands/jeep-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #1e6366: 4 real palettes, including Alpine and Open House, as the supporting colour. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine), Open House (https://brandsweets.com/palettes/clean#open-house), Dusk (https://brandsweets.com/palettes/cool#dusk), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/cadetblue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #1e6366: 4 real palettes, including Desert Road and Dusk, as the lead colour. Seen in: Desert Road (https://brandsweets.com/palettes/warm#desert-road), Dusk (https://brandsweets.com/palettes/cool#dusk), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #1e6366: 12 real palettes, including HP's brand system and The New York Times's brand system, as the accent. Seen in: HP (https://brandsweets.com/colors/brands/hp-com), The New York Times (https://brandsweets.com/colors/brands/nytimes-com), Dutch Bros (https://brandsweets.com/colors/brands/dutchbros-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #1e6366 in 5 real palettes, including Fireside and Mid-Century, as the accent. Seen in: Fireside (https://brandsweets.com/palettes/dark#fireside), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Open House (https://brandsweets.com/palettes/clean#open-house), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/goldenrod
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #1e6366 in 5 real palettes, including Console Light and Undergrowth, as the accent. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/mediumseagreen
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #1e6366: 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): 6.93:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1d5f63 (7.32:1)
- On black (#000000): 3.03:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #278286 (4.62:1); AA: background → #d1d1d1 (4.54:1); AAA: text → #31a4aa (7.02:1)

## Brands using this color

- **Pampers** — accent #0a6365 (Δ 0.929) — https://brandsweets.com/colors/brands/pampers-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/1e6366-a2b9be-d4598e-1f262d-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: "#1e6366" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.