# #0d0029

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

## Values

- Hex: `#0d0029`
- RGB: rgb(13, 0, 41)
- HSL: hsl(259, 100%, 8%)
- OKLCH: oklch(0.146 0.082 290.7)
- Relative luminance: 0.0025
- Nearest named color: Midnight (#03012d, Δ 3.028) — https://brandsweets.com/colors/midnight
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/0d0029

## Tints & shades

- Tints (toward white): #1b0057, #2a0085, #3900b3, #4700e0, #5b0fff, #7b3dff, #9a6bff, #b999ff, #d9c7ff, #f8f5ff
- Shades (toward black): #0d0029, #0b0024, #0b0024, #0a001f, #0a001f, #0a001f, #080019, #080019, #060014, #060014

## Harmonies

- Complementary: #1c2900
- Analogous: #000729, #210029
- Triadic: #290d00, #00290d
- Split-complementary: #292100, #072900
- Tetradic: #290007, #1c2900, #002921

## Colors that go with #0d0029

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 #0d0029: 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 #0d0029'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), Coinbase (https://brandsweets.com/colors/brands/coinbase), Slate Workspace (https://brandsweets.com/palettes/minimal#slate-workspace), Cisco (https://brandsweets.com/colors/brands/cisco-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #0d0029 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Kia (https://brandsweets.com/colors/brands/kia-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #0d0029 in 11 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 #0d0029, 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 #0d0029 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), Circuit (https://brandsweets.com/palettes/technical#circuit), Render (https://brandsweets.com/colors/brands/render-com). — https://brandsweets.com/colors/blueviolet
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #0d0029: 4 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 Midnight Luxe and Allbirds's brand system put Champagne beside #0d0029, as the text colour against it. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Allbirds (https://brandsweets.com/colors/brands/allbirds-com), 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): 20.02:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.05:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #854dff (4.5:1); AA: background → #787878 (4.53:1); AAA: text → #a880ff (7.2:1); AAA: background → #999999 (7.03:1)

## 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/0d0029-ad9cc4-dfc74e-2a1f2d-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: "#0d0029" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.