# #0d78bf

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

## Values

- Hex: `#0d78bf`
- RGB: rgb(13, 120, 191)
- HSL: hsl(204, 87%, 40%)
- OKLCH: oklch(0.555 0.139 246.2)
- Relative luminance: 0.1728
- Nearest named color: Haddock’s Sweater (#277aba, Δ 1.491) — https://brandsweets.com/colors/haddocks-sweater
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/0d78bf

## Tints & shades

- Tints (toward white): #0f8adb, #1a9aef, #32a4f1, #4fb1f3, #6bbef5, #88caf7, #a4d7f9, #bce2fa, #d9eefc, #f5fbfe
- Shades (toward black): #0c6cac, #0b639d, #0a578a, #094e7c, #074269, #063656, #052d48, #042134, #031826, #010c13

## Harmonies

- Complementary: #bf540d
- Analogous: #0dbfad, #0d1fbf
- Triadic: #bf0d78, #78bf0d
- Split-complementary: #bf0d1f, #bfad0d
- Tetradic: #ad0dbf, #bf540d, #1fbf0d

## Colors that go with #0d78bf

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 #0d78bf: softer than #000 and cool enough to feel like part of the same palette. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Auth0 (https://brandsweets.com/colors/brands/auth0-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #0d78bf — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: NASCAR (https://brandsweets.com/colors/brands/nascar-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/crimson
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #0d78bf 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 #0d78bf in 10 real palettes, including Wired's brand system and Lemon Squeezy's brand system, as the accent. Seen in: Wired (https://brandsweets.com/colors/brands/wired-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Walmart (https://brandsweets.com/colors/brands/walmart-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 14 real palettes, including Activision's brand system and Pixar's brand system put Blue beside #0d78bf, as the accent. Seen in: Activision (https://brandsweets.com/colors/brands/activision-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), BBC (https://brandsweets.com/colors/brands/bbc-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #0d78bf: 12 real palettes, including Hershey's's brand system and General Mills's brand system, as the supporting colour. Seen in: Hershey's (https://brandsweets.com/colors/brands/hersheys-com), General Mills (https://brandsweets.com/colors/brands/generalmills-com), Glacier (https://brandsweets.com/palettes/cool#glacier), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #0d78bf: 4 real palettes, including NBA's brand system and Coca-Cola's brand system, as the accent. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-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 #0d78bf: 7 real palettes, including Deep Water and Astro's brand system, as the lead colour. Seen in: Deep Water (https://brandsweets.com/palettes/dark#deep-water), Astro (https://brandsweets.com/colors/brands/astro-build), Venmo (https://brandsweets.com/colors/brands/venmo-com), Telegram (https://brandsweets.com/colors/brands/telegram-org). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 4.71:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0a5a8f (7.31:1)
- On black (#000000): 4.46:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #0e7bc4 (4.65:1); AA: background → #fafafa (4.52:1); AAA: text → #1f9cef (7.06:1)

## Brands using this color

- **NASCAR** — accent #007ac2 (Δ 0.65) — https://brandsweets.com/colors/brands/nascar-com
- **Hershey's** — accent #007bbd (Δ 0.964) — https://brandsweets.com/colors/brands/hersheys-com
- **Dollar General** — accent #2a77bd (Δ 1.166) — https://brandsweets.com/colors/brands/dollargeneral-com
- **General Mills** — accent #0074c1 (Δ 1.309) — https://brandsweets.com/colors/brands/generalmills-com
- **American Express** — primary #2e77bc (Δ 1.43) — https://brandsweets.com/colors/brands/americanexpress-com
- **Skechers** — accent #1973c1 (Δ 1.48) — https://brandsweets.com/colors/brands/skechers-com
- **FedEx** — accent #007ab7 (Δ 1.517) — https://brandsweets.com/colors/brands/fedex-com
- **Wired** — primary #057dbc (Δ 1.582) — https://brandsweets.com/colors/brands/wired-com

## Curated palettes containing it

- **Glacier** (winter, cool, clean, technical) — #0077b6, #90e0ef, #023e8a, #f3f9fc, #03045e — Three blues from ice to deep water on a pale surface — a monochromatic winter set with real depth. — tool: https://brandsweets.com/palettes/new/0077b6-90e0ef-023e8a-f3f9fc-03045e — collection: https://brandsweets.com/palettes/winter
- **Deep Water** (ocean, dark, cool, luxury) — #00b4d8, #0077b6, #caf0f8, #03045e, #e8f6fb — Cyan and mid-blue on abyss navy with a foam highlight — the ocean at depth; the darker the surface, the brighter the water. — tool: https://brandsweets.com/palettes/new/00b4d8-0077b6-caf0f8-03045e-e8f6fb — collection: https://brandsweets.com/palettes/ocean

## 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/0d78bf-9cafc4-df4e5a-1f222d-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: "#0d78bf" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.