# #15326a A color — cool, vivid, dark, technical, modern, luxury, bold. Deterministic analysis from BrandSweets (no inference). ## Values - Hex: `#15326a` - RGB: rgb(21, 50, 106) - HSL: hsl(220, 67%, 25%) - OKLCH: oklch(0.33 0.104 261.9) - Relative luminance: 0.0348 - Nearest named color: Atlantic Navy (#13336f, Δ 0.887) — https://brandsweets.com/colors/atlantic-navy - Moods: cool, vivid, dark, technical, modern, luxury, bold - Page: https://brandsweets.com/colors/15326a ## Tints & shades - Tints (toward white): #1b3f88, #224faa, #285dc8, #3b70d8, #5d88df, #7b9ee5, #99b4eb, #b7caf1, #d9e3f7, #f6f9fd - Shades (toward black): #132e62, #122a59, #102651, #0e2248, #0d1e40, #0a1833, #08142b, #071022, #050c1a, #030811 ## Harmonies - Complementary: #6a4e15 - Analogous: #155c6a, #23156a - Triadic: #6a1532, #326a15 - Split-complementary: #6a2315, #5c6a15 - Tetradic: #6a155c, #6a4e15, #156a23 ## Colors that go with #15326a Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first: - **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #15326a's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Glacier (https://brandsweets.com/palettes/cool#glacier), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/steelblue - **Blue** #0000ff [pool] — 10 real palettes, including Alaska Airlines's brand system and Monzo's brand system put Blue beside #15326a, as the accent. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Monzo (https://brandsweets.com/colors/brands/monzo-com), Sketch (https://brandsweets.com/colors/brands/sketch-com), Procter & Gamble (https://brandsweets.com/colors/brands/pg-com). — https://brandsweets.com/colors/blue - **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #15326a: 6 real palettes, including Open House and Coastal, as the supporting colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Coastal (https://brandsweets.com/palettes/cool#coastal), SoFi (https://brandsweets.com/colors/brands/sofi-com), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/cadetblue - **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #15326a: 4 real palettes, including Purina Pro Plan's brand system and Blue Mono, as the accent. Seen in: Purina Pro Plan (https://brandsweets.com/colors/brands/chewy-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), MLB (https://brandsweets.com/colors/brands/mlb-com), Unilever (https://brandsweets.com/colors/brands/unilever-com). — https://brandsweets.com/colors/cobalt - **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #15326a: 4 real palettes, including Blue Mono and Blizzard's brand system, as the supporting colour. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Peacock (https://brandsweets.com/colors/brands/peacocktv-com), Retool (https://brandsweets.com/colors/brands/retool-com). — https://brandsweets.com/colors/cornflowerblue - **Crimson** #dc143c [pool] — Crimson is paired with #15326a in 10 real palettes, including Casper Sleep's brand system and Marvel's brand system, as the lead colour. Seen in: Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson - **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #15326a: 5 real palettes, including Lamborghini's brand system and Kraken's brand system, as the supporting colour. Seen in: Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Kraken (https://brandsweets.com/colors/brands/kraken-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue - **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #15326a: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke ## Contrast (WCAG 2.x, as text) - On white (#ffffff): 12.38:1 — AA pass, AA-large pass, AAA pass - On black (#000000): 1.7:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #3f73d9 (4.67:1); AA: background → #9c9c9c (4.51:1); AAA: text → #6e95e2 (7.06:1); AAA: background → #c4c4c4 (7.1:1) ## Brands using this color - **Gillette** — accent #182f6e (Δ 1.153) — https://brandsweets.com/colors/brands/gillette-com - **Confluent** — primary #143464 (Δ 1.277) — https://brandsweets.com/colors/brands/confluent-io - **Casper Sleep** — accent #1e306e (Δ 1.287) — https://brandsweets.com/colors/brands/casper-com - **Marvel** — secondary #223364 (Δ 1.817) — https://brandsweets.com/colors/brands/marvel-com ## Fonts for this mood - technical: https://brandsweets.com/fonts/mood/technical - modern: https://brandsweets.com/fonts/mood/modern - luxury: https://brandsweets.com/fonts/mood/luxury - bold: https://brandsweets.com/fonts/mood/bold ## Palette tool Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/15326a-9ca5c4-df694e-211f2d-e9f0f1?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: "#15326a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.