# #0d012d

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

## Values

- Hex: `#0d012d`
- RGB: rgb(13, 1, 45)
- HSL: hsl(256, 96%, 9%)
- OKLCH: oklch(0.155 0.085 287.1)
- Relative luminance: 0.003
- Nearest named color: Midnight (#03012d, Δ 2.769) — https://brandsweets.com/colors/midnight
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/0d012d

## Tints & shades

- Tints (toward white): #19025a, #260387, #3304b4, #3f05e1, #5519fa, #7341fb, #946efc, #b59bfd, #d6c8fe, #f8f5ff
- Shades (toward black): #0d012d, #0b0128, #0b0128, #0a0123, #0a0123, #08011e, #08011e, #070119, #070119, #060014

## Harmonies

- Complementary: #212d01
- Analogous: #010b2d, #23012d
- Triadic: #2d0d01, #012d0d
- Split-complementary: #2d2301, #0b2d01
- Tetradic: #2d010b, #212d01, #012d23

## Colors that go with #0d012d

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 #0d012d: softer than #000 and cool enough to feel like part of the same palette. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Amazon (https://brandsweets.com/colors/brands/amazon-com), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #0d012d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Penpot (https://brandsweets.com/colors/brands/penpot-app), Slate Workspace (https://brandsweets.com/palettes/minimal#slate-workspace), Cisco (https://brandsweets.com/colors/brands/cisco-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #0d012d — 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), Kia (https://brandsweets.com/colors/brands/kia-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #0d012d in 13 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), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 16 real palettes, including Penpot's brand system and League of Legends's brand system put Blue beside #0d012d, as the supporting colour. Seen in: Penpot (https://brandsweets.com/colors/brands/penpot-app), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Kia (https://brandsweets.com/colors/brands/kia-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #0d012d in 9 real palettes, including Gemstone and Twitch's brand system, as the supporting colour. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Twitch (https://brandsweets.com/colors/brands/twitch-tv), Render (https://brandsweets.com/colors/brands/render-com), Circuit (https://brandsweets.com/palettes/technical#circuit). — https://brandsweets.com/colors/blueviolet
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #0d012d: 5 real palettes, including Estate and Arctic, as the supporting colour. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Arctic (https://brandsweets.com/palettes/clean#arctic), SoFi (https://brandsweets.com/colors/brands/sofi-com), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Allbirds's brand system and Midnight Luxe put Champagne beside #0d012d, as the accent. Seen in: Allbirds (https://brandsweets.com/colors/brands/allbirds-com), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Bramble (https://brandsweets.com/palettes/muted#bramble), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com). — https://brandsweets.com/colors/champagne

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

- On white (#ffffff): 19.82:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.06:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8155fc (4.64:1); AA: background → #7a7a7a (4.62:1); AAA: text → #a382fc (7.16:1); AAA: background → #9c9c9c (7.22:1)

## 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/0d012d-ab9cc4-dfbf4e-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: "#0d012d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.