# #285aa4

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

## Values

- Hex: `#285aa4`
- RGB: rgb(40, 90, 164)
- HSL: hsl(216, 61%, 40%)
- OKLCH: oklch(0.474 0.131 258.3)
- Relative luminance: 0.1044
- Nearest named color: Blasphemous Blue (#3356aa, Δ 1.773) — https://brandsweets.com/colors/blasphemous-blue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/285aa4

## Tints & shades

- Tints (toward white): #2e67bd, #3a76cf, #4e84d4, #6795da, #80a6e0, #98b7e6, #b1c9ec, #c6d7f1, #dee8f7, #f7f9fd
- Shades (toward black): #245194, #214a87, #1d4177, #1a3a6b, #16315a, #12284a, #0f223e, #0b192d, #081221, #040910

## Harmonies

- Complementary: #a47228
- Analogous: #2898a4, #3428a4
- Triadic: #a4285a, #5aa428
- Split-complementary: #a43428, #98a428
- Tetradic: #a42898, #a47228, #28a434

## Colors that go with #285aa4

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 #285aa4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Amazon (https://brandsweets.com/colors/brands/amazon-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Firebrick** #b22222 [harmony, pool: triadic] — Firebrick completes a triad with #285aa4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Campbell's (https://brandsweets.com/colors/brands/campbells-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com), AT&T (https://brandsweets.com/colors/brands/att-com), MLB (https://brandsweets.com/colors/brands/mlb-com). — https://brandsweets.com/colors/firebrick
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #285aa4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/seagreen
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #285aa4 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 #285aa4 in 7 real palettes, including Warner Bros.'s brand system and McDonald's's brand system, as the accent. Seen in: Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Tesco's brand system and Activision's brand system put Blue beside #285aa4, as the supporting colour. Seen in: Tesco (https://brandsweets.com/colors/brands/tesco-com), Activision (https://brandsweets.com/colors/brands/activision-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), CVS (https://brandsweets.com/colors/brands/cvs-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #285aa4: 4 real palettes, including Coca-Cola's brand system and Gopro's brand system, as the supporting colour. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #285aa4 in 17 real palettes, including Costco's brand system and Target : Expect More. Pay Less.'s brand system, as the lead colour. Seen in: Costco (https://brandsweets.com/colors/brands/costco-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Chase (https://brandsweets.com/colors/brands/chase-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 6.8:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #2757a0 (7.1:1)
- On black (#000000): 3.09:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #3673ce (4.5:1); AA: background → #d4d4d4 (4.59:1); AAA: text → #6b98db (7.14:1)

## Brands using this color

- **Ikea** — accent #045ca4 (Δ 1.731) — https://brandsweets.com/colors/brands/ikea-com
- **Costco** — secondary #005daa (Δ 1.952) — https://brandsweets.com/colors/brands/costco-com
- **Dairy Queen** — secondary #005baa (Δ 1.97) — https://brandsweets.com/colors/brands/dairyqueen-com

## 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/285aa4-9ca7c4-df5f4e-201f2d-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: "#285aa4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.