# #18084f

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

## Values

- Hex: `#18084f`
- RGB: rgb(24, 8, 79)
- HSL: hsl(254, 82%, 17%)
- OKLCH: oklch(0.224 0.117 281.7)
- Relative luminance: 0.0093
- Nearest named color: Deadly Depths (#111144, Δ 2.729) — https://brandsweets.com/colors/deadly-depths
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/18084f

## Tints & shades

- Tints (toward white): #240b74, #2f0f99, #3b13be, #4616e3, #653cec, #8261ef, #a086f3, #bdabf7, #dad1fa, #f8f6fe
- Shades (toward black): #17074a, #140641, #13063c, #110638, #100533, #0d042a, #0b0425, #0a0320, #070217, #060213

## Harmonies

- Complementary: #3e4f08
- Analogous: #081b4f, #3c084f
- Triadic: #4f1808, #084f18
- Split-complementary: #4f3c08, #1b4f08
- Tetradic: #4f081b, #3e4f08, #084f3c

## Colors that go with #18084f

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 #18084f: softer than #000 and cool enough to feel like part of the same palette. Seen in: Microsoft (https://brandsweets.com/colors/brands/microsoft-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Volkswagen (https://brandsweets.com/colors/brands/vw-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [harmony, pool: analogous] — Denim is #18084f's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: British Airways (https://brandsweets.com/colors/brands/britishairways-com), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Bank of America (https://brandsweets.com/colors/brands/bankofamerica-com), FIFA (https://brandsweets.com/colors/brands/fifa-com). — https://brandsweets.com/colors/denim
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #18084f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Intel (https://brandsweets.com/colors/brands/intel-com), Asana (https://brandsweets.com/colors/brands/asana-com), Kia (https://brandsweets.com/colors/brands/kia-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #18084f in 7 real palettes, including Southwest Airlines's brand system and Blueprint, as the accent. Seen in: Southwest Airlines (https://brandsweets.com/colors/brands/southwest-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Penpot's brand system and Monzo's brand system put Blue beside #18084f, as the supporting colour. Seen in: Penpot (https://brandsweets.com/colors/brands/penpot-app), Monzo (https://brandsweets.com/colors/brands/monzo-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Sketch (https://brandsweets.com/colors/brands/sketch-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #18084f: 7 real palettes, including SoFi's brand system and Arctic, as the supporting colour. Seen in: SoFi (https://brandsweets.com/colors/brands/sofi-com), Arctic (https://brandsweets.com/palettes/clean#arctic), Open House (https://brandsweets.com/palettes/clean#open-house), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #18084f: 13 real palettes, including Glacier and Air France's brand system, as the accent. Seen in: Glacier (https://brandsweets.com/palettes/cool#glacier), Air France (https://brandsweets.com/colors/brands/airfrance-com), MLB (https://brandsweets.com/colors/brands/mlb-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #18084f in 8 real palettes, including Nintendo's brand system and Formula 1's brand system, as the supporting colour. Seen in: Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Pinterest (https://brandsweets.com/colors/brands/pinterest-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 17.7:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.19:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #7f5def (4.71:1); AA: background → #828282 (4.61:1); AAA: text → #a086f3 (7.2:1); AAA: background → #a3a3a3 (7.02:1)

## Brands using this color

- **Railway** — primary #13044c (Δ 1.544) — https://brandsweets.com/colors/brands/railway-app

## 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/18084f-aa9cc4-dfbb4e-291f2d-e9ebf1?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: "#18084f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.