# #1271af

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

## Values

- Hex: `#1271af`
- RGB: rgb(18, 113, 175)
- HSL: hsl(204, 81%, 38%)
- OKLCH: oklch(0.53 0.126 244.8)
- Relative luminance: 0.1503
- Nearest named color: Brilliant Blue (#0075b3, Δ 1.173) — https://brandsweets.com/colors/brilliant-blue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/1271af

## Tints & shades

- Tints (toward white): #1582cb, #1894e7, #34a1ea, #50aeed, #6bbbef, #87c7f2, #a3d4f5, #bee1f8, #daeefb, #f6fbfe
- Shades (toward black): #1168a2, #0f5c8f, #0e5381, #0c476f, #0a3e61, #093553, #072941, #052133, #031520, #020c12

## Harmonies

- Complementary: #af5112
- Analogous: #12afa0, #1222af
- Triadic: #af1271, #71af12
- Split-complementary: #af1222, #afa012
- Tetradic: #a012af, #af5112, #22af12

## Colors that go with #1271af

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 #1271af: softer than #000 and cool enough to feel like part of the same palette. Seen in: Amazon (https://brandsweets.com/colors/brands/amazon-com), Auth0 (https://brandsweets.com/colors/brands/auth0-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #1271af 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 #1271af in 8 real palettes, including Lemon Squeezy's brand system and McDonald's's brand system, as the lead colour. Seen in: Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-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] — 10 real palettes, including Activision's brand system and Pixar's brand system put Blue beside #1271af, as the accent. Seen in: Activision (https://brandsweets.com/colors/brands/activision-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), Tesco (https://brandsweets.com/colors/brands/tesco-com), Readymag (https://brandsweets.com/colors/brands/readymag-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #1271af: 10 real palettes, including Glacier and General Mills's brand system, as the accent. Seen in: Glacier (https://brandsweets.com/palettes/cool#glacier), General Mills (https://brandsweets.com/colors/brands/generalmills-com), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #1271af: 4 real palettes, including Coca-Cola's brand system and NBA's brand system, as the supporting colour. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), NBA (https://brandsweets.com/colors/brands/nba-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #1271af in 16 real palettes, including McDonald's's brand system and State Farm's brand system, as the supporting colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #1271af: 6 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): 5.24:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0f5c8f (7.12:1)
- On black (#000000): 4.01:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #147cc2 (4.69:1); AA: background → #f0f0f0 (4.6:1); AAA: text → #2b9de9 (7.1:1)

## Brands using this color

- **AT&T** — secondary #0072b2 (Δ 0.579) — https://brandsweets.com/colors/brands/att-com
- **Linkedin** — primary #0073b1 (Δ 0.636) — https://brandsweets.com/colors/brands/linkedin-com
- **Discover** — secondary #1e71ac (Δ 0.637) — https://brandsweets.com/colors/brands/discover-com
- **Lemon Squeezy** — accent #0075ad (Δ 1.275) — https://brandsweets.com/colors/brands/lemonsqueezy-com
- **Capital One** — accent #0276b1 (Δ 1.39) — https://brandsweets.com/colors/brands/capitalone-com
- **Venmo** — accent #0070ba (Δ 1.843) — https://brandsweets.com/colors/brands/venmo-com
- **McDonald's** — accent #006bae (Δ 1.888) — https://brandsweets.com/colors/brands/mcdonalds-com
- **LEGO** — accent #006db7 (Δ 1.943) — https://brandsweets.com/colors/brands/lego-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/1271af-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: "#1271af" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.