# #5375ca

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

## Values

- Hex: `#5375ca`
- RGB: rgb(83, 117, 202)
- HSL: hsl(223, 53%, 56%)
- OKLCH: oklch(0.578 0.137 265.9)
- Relative luminance: 0.1883
- Nearest named color: Flood (#6677bb, Δ 3.376) — https://brandsweets.com/colors/flood
- Moods: cool, modern
- Page: https://brandsweets.com/colors/5375ca

## Tints & shades

- Tints (toward white): #6382cf, #738ed4, #869eda, #96aadf, #a5b7e3, #b5c3e8, #c4d0ed, #d8e0f3, #e8ecf8, #f7f9fd
- Shades (toward black): #4065c4, #375ab3, #304f9c, #2a4589, #243b75, #1e3162, #18274e, #111c37, #0b1223, #050810

## Harmonies

- Complementary: #caa953
- Analogous: #53b0ca, #6d53ca
- Triadic: #ca5375, #75ca53
- Split-complementary: #ca6d53, #b0ca53
- Tetradic: #ca53b0, #caa953, #53ca6d

## Colors that go with #5375ca

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 #5375ca: softer than #000 and cool enough to feel like part of the same palette. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #5375ca — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-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
- **Amber** #ffbf00 [pool] — Amber is paired with #5375ca in 12 real palettes, including Wikipedia's brand system and Wired's brand system, as the accent. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Wired (https://brandsweets.com/colors/brands/wired-com), Walmart (https://brandsweets.com/colors/brands/walmart-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 14 real palettes, including Qualcomm's brand system and Readymag's brand system put Blue beside #5375ca, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), BBC (https://brandsweets.com/colors/brands/bbc-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #5375ca: 12 real palettes, including General Mills's brand system and Intel's brand system, as the supporting colour. Seen in: General Mills (https://brandsweets.com/colors/brands/generalmills-com), Intel (https://brandsweets.com/colors/brands/intel-com), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #5375ca in 16 real palettes, including Marvel's brand system and Pizza Hut's brand system, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #5375ca: 9 real palettes, including Astro's brand system and Deep Water, as the supporting colour. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Telegram (https://brandsweets.com/colors/brands/telegram-org), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/deepskyblue
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #5375ca in 4 real palettes, including Playground and Ledger Dark, as the accent. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Docker (https://brandsweets.com/colors/brands/docker-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/emerald-green

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

- On white (#ffffff): 4.41:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #4f72c9 (4.58:1); AA: background → #080808 (4.54:1); AAA: text → #3454a8 (7.05:1)
- On black (#000000): 4.77:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #7a94d6 (7.03:1)

## Brands using this color

- **Brilliant** — accent #5d74cc (Δ 1.247) — https://brandsweets.com/colors/brands/brilliant-org

## 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/5375ca-9ca3c4-df704e-211f2d-e9eff1?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: "#5375ca" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.