# #15044e

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

## Values

- Hex: `#15044e`
- RGB: rgb(21, 4, 78)
- HSL: hsl(254, 90%, 16%)
- OKLCH: oklch(0.214 0.121 280.2)
- Relative luminance: 0.008
- Nearest named color: Ravenclaw (#0a0555, Δ 2.433) — https://brandsweets.com/colors/ravenclaw
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/15044e

## Tints & shades

- Tints (toward white): #200674, #2a089b, #360ac7, #410ced, #5d2ff4, #7b55f6, #997cf8, #bba8fa, #d9cffc, #f7f5fe
- Shades (toward black): #140449, #130444, #10033a, #0f0335, #0d0330, #0c022c, #0b0227, #08021d, #070118, #050113

## Harmonies

- Complementary: #3c4e04
- Analogous: #04184e, #3a044e
- Triadic: #4e1504, #044e15
- Split-complementary: #4e3a04, #184e04
- Tetradic: #4e0418, #3c4e04, #044e3a

## Colors that go with #15044e

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 #15044e: 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), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [harmony, pool: analogous] — Denim is #15044e's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), British Airways (https://brandsweets.com/colors/brands/britishairways-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 #15044e — 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 #15044e in 4 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] — 7 real palettes, including Penpot's brand system and League of Legends's brand system put Blue beside #15044e, as the supporting colour. Seen in: Penpot (https://brandsweets.com/colors/brands/penpot-app), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Monzo (https://brandsweets.com/colors/brands/monzo-com), Sketch (https://brandsweets.com/colors/brands/sketch-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #15044e: 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), Alpine (https://brandsweets.com/palettes/cool#alpine), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/cadetblue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #15044e: 10 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), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #15044e: 4 real palettes, including Blue Mono and Blueprint, as the supporting colour. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Arctic (https://brandsweets.com/palettes/clean#arctic), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/cornflowerblue

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

- On white (#ffffff): 18.11:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.16:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #7f5af6 (4.7:1); AA: background → #808080 (4.59:1); AAA: text → #a186f9 (7.29:1); AAA: background → #a1a1a1 (7.01:1)

## Brands using this color

- **Railway** — primary #13044c (Δ 0.561) — 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/15044e-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: "#15044e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.