# #2d72b4

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

## Values

- Hex: `#2d72b4`
- RGB: rgb(45, 114, 180)
- HSL: hsl(209, 60%, 44%)
- OKLCH: oklch(0.541 0.124 250.4)
- Relative luminance: 0.1589
- Nearest named color: Campanula (#3473b7, Δ 0.796) — https://brandsweets.com/colors/campanula
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/2d72b4

## Tints & shades

- Tints (toward white): #327fc8, #478fd1, #5c9bd6, #74aadc, #89b7e1, #9dc3e7, #b6d2ed, #cadff2, #e2eef8, #f7fafd
- Shades (toward black): #2968a3, #255e93, #215383, #1d4972, #183e62, #143452, #102a41, #0c1f31, #081521, #040a10

## Harmonies

- Complementary: #b46e2d
- Analogous: #2db4b1, #2d2fb4
- Triadic: #b42d72, #72b42d
- Split-complementary: #b42d2f, #b4b12d
- Tetradic: #b12db4, #b46e2d, #2fb42d

## Colors that go with #2d72b4

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 #2d72b4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Amazon (https://brandsweets.com/colors/brands/amazon-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #2d72b4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: State Farm (https://brandsweets.com/colors/brands/statefarm-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/crimson
- **Rust** #b7410e [harmony, pool: split] — Rust is a split-complement of #2d72b4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Etsy (https://brandsweets.com/colors/brands/etsy-com), Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Semrush (https://brandsweets.com/colors/brands/semrush-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/rust
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #2d72b4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Intel (https://brandsweets.com/colors/brands/intel-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/seagreen
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #2d72b4 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 #2d72b4 in 9 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), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 13 real palettes, including Activision's brand system and Pixar's brand system put Blue beside #2d72b4, 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 #2d72b4: 11 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

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

- On white (#ffffff): 5.03:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #245b8f (7.08:1)
- On black (#000000): 4.18:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #2f78bc (4.53:1); AA: background → #f5f5f5 (4.61:1); AAA: text → #5c9bd6 (7.11:1)

## Brands using this color

- **The New York Times** — secondary #346eb7 (Δ 1.347) — https://brandsweets.com/colors/brands/nytimes-com
- **Discover** — secondary #1e71ac (Δ 1.652) — https://brandsweets.com/colors/brands/discover-com
- **American Express** — primary #2e77bc (Δ 1.738) — https://brandsweets.com/colors/brands/americanexpress-com
- **Dollar General** — accent #2a77bd (Δ 1.778) — https://brandsweets.com/colors/brands/dollargeneral-com
- **AT&T** — secondary #0072b2 (Δ 1.838) — https://brandsweets.com/colors/brands/att-com
- **Linkedin** — primary #0073b1 (Δ 1.86) — 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/2d72b4-9cacc4-df4e4e-1f212d-e9f1f1?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: "#2d72b4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.