# #3570ac

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

## Values

- Hex: `#3570ac`
- RGB: rgb(53, 112, 172)
- HSL: hsl(210, 53%, 44%)
- OKLCH: oklch(0.535 0.113 251.1)
- Relative luminance: 0.1532
- Nearest named color: Campanula (#3473b7, Δ 1.776) — https://brandsweets.com/colors/campanula
- Moods: cool, modern
- Page: https://brandsweets.com/colors/3570ac

## Tints & shades

- Tints (toward white): #3b7dbf, #4f8cc9, #6399cf, #7aa8d6, #8eb5dc, #a1c2e2, #b9d1e9, #ccdeef, #e4edf7, #f7fafd
- Shades (toward black): #30669c, #2b5c8c, #26527d, #22476d, #1d3d5e, #18334e, #13293e, #0e1f2f, #0a141f, #050a10

## Harmonies

- Complementary: #ac7035
- Analogous: #35acac, #3535ac
- Triadic: #ac3570, #70ac35
- Split-complementary: #ac3535, #acac35
- Tetradic: #ac35ac, #ac7035, #35ac35

## Colors that go with #3570ac

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 #3570ac: 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 #3570ac — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. 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
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #3570ac — 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), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/seagreen
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #3570ac 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 #3570ac 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), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 9 real palettes, including Activision's brand system and Pixar's brand system put Blue beside #3570ac, 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 #3570ac: 10 real palettes, including Glacier and Fintech Trust, as the accent. Seen in: Glacier (https://brandsweets.com/palettes/cool#glacier), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), General Mills (https://brandsweets.com/colors/brands/generalmills-com), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #3570ac: 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

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

- On white (#ffffff): 5.17:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #2a5989 (7.27:1)
- On black (#000000): 4.06:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #3878b7 (4.54:1); AA: background → #f0f0f0 (4.53:1); AAA: text → #679cd0 (7.24:1)

## Brands using this color

- **Discover** — secondary #1e71ac (Δ 1.479) — https://brandsweets.com/colors/brands/discover-com
- **The New York Times** — secondary #346eb7 (Δ 1.945) — https://brandsweets.com/colors/brands/nytimes-com

## Fonts for this mood

- 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/3570ac-9cabc4-df514e-1f202d-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: "#3570ac" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.