# #0f678f

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

## Values

- Hex: `#0f678f`
- RGB: rgb(15, 103, 143)
- HSL: hsl(199, 81%, 31%)
- OKLCH: oklch(0.486 0.099 235.4)
- Relative luminance: 0.1179
- Nearest named color: Chill of the Night (#256d8d, Δ 2.38) — https://brandsweets.com/colors/chill-of-the-night
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/0f678f

## Tints & shades

- Tints (toward white): #127eaf, #1592cb, #1da7e7, #3db4eb, #5dc0ee, #79cbf1, #99d8f4, #bae4f8, #d5effb, #f6fbfe
- Shades (toward black): #0e5d81, #0d5678, #0b4c6a, #0a425c, #093c53, #073245, #062837, #041e2a, #031720, #020d12

## Harmonies

- Complementary: #8f380f
- Analogous: #0f8f78, #0f268f
- Triadic: #8f0f67, #678f0f
- Split-complementary: #8f0f26, #8f780f
- Tetradic: #780f8f, #8f380f, #268f0f

## Colors that go with #0f678f

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 #0f678f: softer than #000 and cool enough to feel like part of the same palette. Seen in: Amazon (https://brandsweets.com/colors/brands/amazon-com), Harbour (https://brandsweets.com/palettes/cool#harbour), Pampers (https://brandsweets.com/colors/brands/pampers-com), Gusto (https://brandsweets.com/colors/brands/gusto-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: split] — Crimson is a split-complement of #0f678f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Costco (https://brandsweets.com/colors/brands/costco-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #0f678f'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), Xbox (https://brandsweets.com/colors/brands/xbox-com), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/royalblue
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #0f678f 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 #0f678f in 7 real palettes, including McDonald's's brand system and Lemon Squeezy's brand system, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Wired (https://brandsweets.com/colors/brands/wired-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 4 real palettes, including Activision's brand system and Tesco's brand system put Blue beside #0f678f, as the accent. Seen in: Activision (https://brandsweets.com/colors/brands/activision-com), Tesco (https://brandsweets.com/colors/brands/tesco-com), CVS (https://brandsweets.com/colors/brands/cvs-com), Pixar (https://brandsweets.com/colors/brands/pixar-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #0f678f: 6 real palettes, including Fintech Trust and Glacier, as the lead colour. Seen in: Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Glacier (https://brandsweets.com/palettes/cool#glacier), Unilever (https://brandsweets.com/colors/brands/unilever-com), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #0f678f: 4 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), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 6.26:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0e5d81 (7.24:1)
- On black (#000000): 3.36:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #127eaf (4.63:1); AA: background → #dbdbdb (4.52:1); AAA: text → #179fde (7.05:1)

## Curated palettes containing it

- **Open House** (clean, cool, modern) — #2f6690, #8fa3b8, #e3a72f, #ffffff, #1b2a41 — Steel blue for trust, warm gold for the sold moment — an approachable brokerage that still feels established. — tool: https://brandsweets.com/palettes/new/2f6690-8fa3b8-e3a72f-ffffff-1b2a41 — collection: https://brandsweets.com/palettes/clean

## 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/0f678f-9cb3c4-df4e66-1f232d-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: "#0f678f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.