# #1978b8

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

## Values

- Hex: `#1978b8`
- RGB: rgb(25, 120, 184)
- HSL: hsl(204, 76%, 41%)
- OKLCH: oklch(0.553 0.129 244.8)
- Relative luminance: 0.171
- Nearest named color: Haddock’s Sweater (#277aba, Δ 1.006) — https://brandsweets.com/colors/haddocks-sweater
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/1978b8

## Tints & shades

- Tints (toward white): #1d8ad3, #2897e2, #43a4e5, #5db1e9, #78beed, #8fc9f0, #aad6f3, #c5e3f7, #dbeefa, #f6fbfe
- Shades (toward black): #176da6, #156499, #125887, #104c75, #0e4467, #0c3855, #092c43, #072031, #051824, #020c12

## Harmonies

- Complementary: #b85919
- Analogous: #19b8a8, #1929b8
- Triadic: #b81978, #78b819
- Split-complementary: #b81929, #b8a819
- Tetradic: #a819b8, #b85919, #29b819

## Colors that go with #1978b8

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 #1978b8: softer than #000 and cool enough to feel like part of the same palette. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Disney (https://brandsweets.com/colors/brands/disney-com), Amazon (https://brandsweets.com/colors/brands/amazon-com). — https://brandsweets.com/colors/charcoal
- **Rust** #b7410e [harmony, pool: split] — Rust is a split-complement of #1978b8: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Etsy (https://brandsweets.com/colors/brands/etsy-com), Semrush (https://brandsweets.com/colors/brands/semrush-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/rust
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #1978b8 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 #1978b8 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), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 13 real palettes, including Activision's brand system and Pixar's brand system put Blue beside #1978b8, 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 #1978b8: 10 real palettes, including Glacier and Hershey's's brand system, as the accent. Seen in: Glacier (https://brandsweets.com/palettes/cool#glacier), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), General Mills (https://brandsweets.com/colors/brands/generalmills-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #1978b8 in 16 real palettes, including NASCAR's brand system and State Farm's brand system, as the supporting colour. Seen in: NASCAR (https://brandsweets.com/colors/brands/nascar-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #1978b8: 7 real palettes, including Deep Water and Venmo's brand system, as the lead colour. Seen in: Deep Water (https://brandsweets.com/palettes/dark#deep-water), Venmo (https://brandsweets.com/colors/brands/venmo-com), Astro (https://brandsweets.com/colors/brands/astro-build), Telegram (https://brandsweets.com/colors/brands/telegram-org). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 4.75:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #135b8b (7.25:1)
- On black (#000000): 4.42:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #1a7bbc (4.6:1); AA: background → #fafafa (4.55:1); AAA: text → #359ee3 (7.15:1)

## Brands using this color

- **FedEx** — accent #007ab7 (Δ 0.807) — https://brandsweets.com/colors/brands/fedex-com
- **Hershey's** — accent #007bbd (Δ 1.063) — https://brandsweets.com/colors/brands/hersheys-com
- **Dollar General** — accent #2a77bd (Δ 1.25) — https://brandsweets.com/colors/brands/dollargeneral-com
- **American Express** — primary #2e77bc (Δ 1.34) — https://brandsweets.com/colors/brands/americanexpress-com
- **Wired** — primary #057dbc (Δ 1.411) — https://brandsweets.com/colors/brands/wired-com
- **Capital One** — accent #0276b1 (Δ 1.422) — https://brandsweets.com/colors/brands/capitalone-com
- **NASCAR** — accent #007ac2 (Δ 1.571) — https://brandsweets.com/colors/brands/nascar-com
- **Honda** — accent #337ab7 (Δ 1.658) — https://brandsweets.com/colors/brands/honda-com
- **Linkedin** — primary #0073b1 (Δ 1.945) — https://brandsweets.com/colors/brands/linkedin-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/1978b8-9cafc4-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: "#1978b8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.