# #2a040a

A color — warm, vivid, dark, playful, bold, luxury. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#2a040a`
- RGB: rgb(42, 4, 10)
- HSL: hsl(351, 83%, 9%)
- OKLCH: oklch(0.19 0.064 15.3)
- Relative luminance: 0.006
- Nearest named color: Belladonna (#220011, Δ 3.601) — https://brandsweets.com/colors/belladonna
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/2a040a

## Tints & shades

- Tints (toward white): #540813, #7e0c1d, #a81026, #d21430, #eb2846, #ef4e66, #f2788a, #f6a2ae, #faccd3, #fef6f7
- Shades (toward black): #2a040a, #250309, #250309, #210307, #210307, #1c0306, #1c0306, #170205, #170205, #130204

## Harmonies

- Complementary: #042a24
- Analogous: #2a041d, #2a1104
- Triadic: #0a2a04, #040a2a
- Split-complementary: #042a11, #041d2a
- Tetradic: #1d2a04, #042a24, #11042a

## Colors that go with #2a040a

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 body-text near-black for #2a040a: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #2a040a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: GitHub (https://brandsweets.com/colors/brands/github), NHL (https://brandsweets.com/colors/brands/nhl-com), Bose (https://brandsweets.com/colors/brands/bose-com), IBM (https://brandsweets.com/colors/brands/ibm-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #2a040a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Next.js (https://brandsweets.com/colors/brands/nextjs-org), Asana (https://brandsweets.com/colors/brands/asana-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/seagreen
- **Sienna** #a0522d [harmony, pool: analogous] — Sienna is #2a040a's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Oatly (https://brandsweets.com/colors/brands/oatly-com), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Harvest (https://brandsweets.com/palettes/warm#harvest). — https://brandsweets.com/colors/sienna
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #2a040a on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Redfin (https://brandsweets.com/colors/brands/redfin-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Saffron (https://brandsweets.com/palettes/warm#saffron), Gusto (https://brandsweets.com/colors/brands/gusto-com). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #2a040a in 17 real palettes, including Heatwave and Ember, as the supporting colour. Seen in: Heatwave (https://brandsweets.com/palettes/warm#heatwave), Ember (https://brandsweets.com/palettes/bold#ember), 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] — 22 real palettes, including Warp's brand system and native Cybersecurity's brand system put Blue beside #2a040a, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), EA (https://brandsweets.com/colors/brands/ea-com), Penpot (https://brandsweets.com/colors/brands/penpot-app). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #2a040a in 10 real palettes, including Prepare your taste buds...'s brand system and Klarna US's brand system, as the accent. Seen in: Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com), Taco Bell (https://brandsweets.com/colors/brands/tacobell-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 18.75:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.12:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #e91635 (4.63:1); AA: background → #7d7d7d (4.55:1); AAA: text → #f16a7e (7.1:1); AAA: background → #a1a1a1 (7.26:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold
- luxury: https://brandsweets.com/fonts/mood/luxury

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/2a040a-c49c9e-62cb89-2d231f-f1e9ee?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: "#2a040a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.