# #105e7f

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

## Values

- Hex: `#105e7f`
- RGB: rgb(16, 94, 127)
- HSL: hsl(198, 78%, 28%)
- OKLCH: oklch(0.454 0.088 232.8)
- Relative luminance: 0.0965
- Nearest named color: Blue Velvet (#0d6183, Δ 0.997) — https://brandsweets.com/colors/blue-velvet
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/105e7f

## Tints & shades

- Tints (toward white): #14759f, #188dbf, #1ba4de, #37b2e6, #57beea, #77caee, #97d7f2, #b6e3f6, #d6effa, #f6fbfe
- Shades (toward black): #0f5776, #0d4d68, #0c465f, #0a3c52, #093649, #082f40, #062532, #051e29, #03141b, #020d12

## Harmonies

- Complementary: #7f3110
- Analogous: #107f69, #10267f
- Triadic: #7f105e, #5e7f10
- Split-complementary: #7f1026, #7f6910
- Tetradic: #69107f, #7f3110, #267f10

## Colors that go with #105e7f

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: split] — Crimson is a split-complement of #105e7f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Costco (https://brandsweets.com/colors/brands/costco-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #105e7f's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Motorola (https://brandsweets.com/colors/brands/motorola-com), Stripe (https://brandsweets.com/colors/brands/stripe), GitHub (https://brandsweets.com/colors/brands/github), Carrefour (https://brandsweets.com/colors/brands/carrefour-com). — https://brandsweets.com/colors/royalblue
- **Blue** #0000ff [pool] — 8 real palettes, including Tesco's brand system and CVS's brand system put Blue beside #105e7f, as the supporting colour. Seen in: Tesco (https://brandsweets.com/colors/brands/tesco-com), CVS (https://brandsweets.com/colors/brands/cvs-com), Activision (https://brandsweets.com/colors/brands/activision-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 #105e7f: 4 real palettes, including Open House and Alpine, as the supporting colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Alpine (https://brandsweets.com/palettes/cool#alpine), Dusk (https://brandsweets.com/palettes/cool#dusk), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/cadetblue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #105e7f: 4 real palettes, including Unilever's brand system and Fintech Trust, as the lead colour. Seen in: Unilever (https://brandsweets.com/colors/brands/unilever-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Intel (https://brandsweets.com/colors/brands/intel-com), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #105e7f: 16 real palettes, including Dutch Bros's brand system and The New York Times's brand system, as the accent. Seen in: Dutch Bros (https://brandsweets.com/colors/brands/dutchbros-com), The New York Times (https://brandsweets.com/colors/brands/nytimes-com), HP (https://brandsweets.com/colors/brands/hp-com), Costco (https://brandsweets.com/colors/brands/costco-com). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #105e7f: 5 real palettes, including Fireside and Wendy's's brand system, as the lead colour. Seen in: Fireside (https://brandsweets.com/palettes/dark#fireside), Wendy's (https://brandsweets.com/colors/brands/wendys-com), AT&T (https://brandsweets.com/colors/brands/att-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com). — https://brandsweets.com/colors/firebrick
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #105e7f: 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): 7.17:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.93:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #157fac (4.66:1); AA: background → #cfcfcf (4.6:1); AAA: text → #1ba1da (7.16:1); AAA: background → #ffffff (7.17:1)

## Brands using this color

- **Capital One** — secondary #255f82 (Δ 1.416) — https://brandsweets.com/colors/brands/capitalone-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/105e7f-9cb3c4-df4e69-1f232d-e9f1f0?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: "#105e7f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.