# #280529

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

## Values

- Hex: `#280529`
- RGB: rgb(40, 5, 41)
- HSL: hsl(298, 78%, 9%)
- OKLCH: oklch(0.203 0.079 326.8)
- Relative luminance: 0.0072
- Nearest named color: Black Sabbath (#220022, Δ 2.686) — https://brandsweets.com/colors/black-sabbath
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/280529

## Tints & shades

- Tints (toward white): #4f0a52, #770f7b, #9f14a3, #c619cc, #df2ee5, #e553ea, #eb7bef, #f1a4f4, #f7cdf9, #fef6fe
- Shades (toward black): #280529, #230424, #230424, #1f0420, #1f0420, #1a031b, #1a031b, #160317, #160317, #120212

## Harmonies

- Complementary: #062905
- Analogous: #160529, #290518
- Triadic: #292805, #052928
- Split-complementary: #182905, #052916
- Tetradic: #291605, #062905, #051829

## Colors that go with #280529

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Blue Violet** #8a2be2 [harmony, pool: analogous] — Blue Violet is #280529's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #280529: softer than #000 and cool enough to feel like part of the same palette. Seen in: PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com), Asana (https://brandsweets.com/colors/brands/asana-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Audi (https://brandsweets.com/colors/brands/audi-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #280529 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Asana (https://brandsweets.com/colors/brands/asana-com), Next.js (https://brandsweets.com/colors/brands/nextjs-org), Kia (https://brandsweets.com/colors/brands/kia-com). — https://brandsweets.com/colors/seagreen
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #280529: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Clinic (https://brandsweets.com/palettes/clean#clinic), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #280529 in 18 real palettes, including Blueprint and Southwest Airlines's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Southwest Airlines (https://brandsweets.com/colors/brands/southwest-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 19 real palettes, including Warp's brand system and Penpot's brand system put Blue beside #280529, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Penpot (https://brandsweets.com/colors/brands/penpot-app), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Sketch (https://brandsweets.com/colors/brands/sketch-com). — https://brandsweets.com/colors/blue
- **Brown** #a52a2a [pool] — 5 real palettes, including Garnet and Velvet put Brown beside #280529, as the lead colour. Seen in: Garnet (https://brandsweets.com/palettes/warm#garnet), Velvet (https://brandsweets.com/palettes/luxury#velvet), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/brown
- **Burgundy** #800020 [pool] — 4 real palettes, including Qatar Airways's brand system and Candlelight put Burgundy beside #280529, as the accent. Seen in: Qatar Airways (https://brandsweets.com/colors/brands/qatarairways-com), Candlelight (https://brandsweets.com/palettes/warm#candlelight), Mailchimp (https://brandsweets.com/colors/brands/mailchimp-com), Rare Beauty (https://brandsweets.com/colors/brands/rarebeauty-com). — https://brandsweets.com/colors/burgundy

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

- On white (#ffffff): 18.36:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.14:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #cb1ad1 (4.61:1); AA: background → #808080 (4.65:1); AAA: text → #e65ceb (7.1:1); AAA: background → #a1a1a1 (7.11:1)

## 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/280529-c19fbe-98cb62-2d1f28-ede9f1?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: "#280529" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.