# #03030d

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

## Values

- Hex: `#03030d`
- RGB: rgb(3, 3, 13)
- HSL: hsl(240, 63%, 3%)
- OKLCH: oklch(0.106 0.029 280.4)
- Relative luminance: 0.0011
- Nearest named color: Eight Ball (#03050a, Δ 1.712) — https://brandsweets.com/colors/eight-ball
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/03030d

## Tints & shades

- Tints (toward white): #0c0c36, #15155b, #1e1e85, #2727aa, #3333d1, #5959d9, #8282e3, #a8a8eb, #d1d1f5, #f7f7fd
- Shades (toward black): #03030c, #03030c, #03030c, #03030c, #040411, #040411, #040411, #040411, #040411, #040411

## Harmonies

- Complementary: #0c0c03
- Analogous: #03080c, #08030c
- Triadic: #0c0303, #030c03
- Split-complementary: #0c0803, #080c03
- Tetradic: #0c0308, #0c0c03, #030c08

## Colors that go with #03030d

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 that reads cleanly against #03030d without the hard edge of pure #000. 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
- **Amber** #ffbf00 [pool] — Amber is paired with #03030d in 15 real palettes, including Southwest Airlines's brand system and Ahrefs's brand system, as the accent. Seen in: Southwest Airlines (https://brandsweets.com/colors/brands/southwest-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 42 real palettes, including Glossier's brand system and Uber's brand system put Blue beside #03030d, as the accent. Seen in: Glossier (https://brandsweets.com/colors/brands/glossier-com), Uber (https://brandsweets.com/colors/brands/uber-com), Pfizer (https://brandsweets.com/colors/brands/pfizer-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #03030d in 11 real palettes, including Circuit and Gemstone, as the lead colour. Seen in: Circuit (https://brandsweets.com/palettes/technical#circuit), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Render (https://brandsweets.com/colors/brands/render-com), Twitch (https://brandsweets.com/colors/brands/twitch-tv). — https://brandsweets.com/colors/blueviolet
- **Burgundy** #800020 [pool] — 4 real palettes, including Rare Beauty's brand system and Mailchimp's brand system put Burgundy beside #03030d, as the supporting colour. Seen in: Rare Beauty (https://brandsweets.com/colors/brands/rarebeauty-com), Mailchimp (https://brandsweets.com/colors/brands/mailchimp-com), Qatar Airways (https://brandsweets.com/colors/brands/qatarairways-com), Heinz (https://brandsweets.com/colors/brands/heinz-com). — https://brandsweets.com/colors/burgundy
- **Burlywood** #deb887 [pool] — Burlywood is paired with #03030d in 4 real palettes, including Velvet and Coffee Bar, as the accent. Seen in: Velvet (https://brandsweets.com/palettes/luxury#velvet), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Converse (https://brandsweets.com/colors/brands/converse-com), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/burlywood
- **Champagne** #f7e7ce [pool] — 6 real palettes, including Midnight Luxe and Sweetgreen's brand system put Champagne beside #03030d, as the text colour against it. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Bramble (https://brandsweets.com/palettes/muted#bramble), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #03030d: 24 real palettes, including Oreo's brand system and Intel's brand system, as the lead colour. Seen in: Oreo (https://brandsweets.com/colors/brands/oreo-com), Intel (https://brandsweets.com/colors/brands/intel-com), Behance (https://brandsweets.com/colors/brands/behance-net), Purina Pro Plan (https://brandsweets.com/colors/brands/chewy-com). — https://brandsweets.com/colors/cobalt

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

- On white (#ffffff): 20.53:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.02:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6969dd (4.67:1); AA: background → #787878 (4.65:1); AAA: text → #8f8fe6 (7.24:1); AAA: background → #999999 (7.21:1)

## 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/03030d-a19cc4-df994e-251f2d-e9edf1?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: "#03030d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.