# #0a2d7f

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

## Values

- Hex: `#0a2d7f`
- RGB: rgb(10, 45, 127)
- HSL: hsl(222, 85%, 27%)
- OKLCH: oklch(0.335 0.144 263.2)
- Relative luminance: 0.0347
- Nearest named color: Below the Surface (#0a2f7c, Δ 0.716) — https://brandsweets.com/colors/below-the-surface
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/0a2d7f

## Tints & shades

- Tints (toward white): #0d39a0, #1045c1, #1251e2, #2b65ee, #5081f1, #7198f4, #92b0f6, #b4c8f9, #d5e0fc, #f6f8fe
- Shades (toward black): #0a2a76, #082568, #08225e, #071e55, #061b4b, #05163d, #041334, #030f2a, #020a1c, #020713

## Harmonies

- Complementary: #7f5c0a
- Analogous: #0a687f, #220a7f
- Triadic: #7f0a2d, #2d7f0a
- Split-complementary: #7f220a, #687f0a
- Tetradic: #7f0a68, #7f5c0a, #0a7f22

## Colors that go with #0a2d7f

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 #0a2d7f: softer than #000 and cool enough to feel like part of the same palette. Seen in: Boeing (https://brandsweets.com/colors/brands/boeing-com), CeraVe (https://brandsweets.com/colors/brands/cerave-com), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #0a2d7f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Pepsi (https://brandsweets.com/colors/brands/pepsi-com). — https://brandsweets.com/colors/crimson
- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #0a2d7f's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Glacier (https://brandsweets.com/palettes/cool#glacier), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/steelblue
- **Blue** #0000ff [pool] — 4 real palettes, including Alaska Airlines's brand system and Procter & Gamble's brand system put Blue beside #0a2d7f, as the accent. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Procter & Gamble (https://brandsweets.com/colors/brands/pg-com), CVS (https://brandsweets.com/colors/brands/cvs-com), Tesco (https://brandsweets.com/colors/brands/tesco-com). — https://brandsweets.com/colors/blue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #0a2d7f: 13 real palettes, including Bank of America's brand system and Panasonic's brand system, as the accent. Seen in: Bank of America (https://brandsweets.com/colors/brands/bankofamerica-com), Panasonic (https://brandsweets.com/colors/brands/panasonic-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Warbyparker (https://brandsweets.com/colors/brands/warbyparker-com). — https://brandsweets.com/colors/denim
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #0a2d7f in 10 real palettes, including Discord's brand system and Confluent's brand system, as the lead colour. Seen in: Discord (https://brandsweets.com/colors/brands/discord), Confluent (https://brandsweets.com/colors/brands/confluent-io), Nivea (https://brandsweets.com/colors/brands/nivea-com), Nokia (https://brandsweets.com/colors/brands/nokia-com). — https://brandsweets.com/colors/royalblue
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #0a2d7f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/olive
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #0a2d7f: 3 real palettes, including Open House and SoFi's brand system, as the supporting colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), SoFi (https://brandsweets.com/colors/brands/sofi-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/cadetblue

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

- On white (#ffffff): 12.39:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.69:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #346cef (4.54:1); AA: background → #9c9c9c (4.51:1); AAA: text → #6d95f3 (7.24:1); AAA: background → #c4c4c4 (7.1:1)

## Brands using this color

- **Purina Pro Plan** — secondary #09267b (Δ 1.894) — https://brandsweets.com/colors/brands/chewy-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/0a2d7f-9ca3c4-df6e4e-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: "#0a2d7f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.