# #05051f

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

## Values

- Hex: `#05051f`
- RGB: rgb(5, 5, 31)
- HSL: hsl(240, 72%, 7%)
- OKLCH: oklch(0.138 0.056 276.3)
- Relative luminance: 0.0024
- Nearest named color: Mysterious Depths (#060929, Δ 2.624) — https://brandsweets.com/colors/mysterious-depths
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/05051f

## Tints & shades

- Tints (toward white): #0b0b46, #12126e, #181895, #1f1fbd, #3131dd, #5858e4, #8080ea, #a7a7f1, #cfcff7, #f6f6fe
- Shades (toward black): #05051f, #04041a, #04041a, #04041a, #04041a, #040416, #040416, #040416, #030312, #030312

## Harmonies

- Complementary: #1f1f05
- Analogous: #05121f, #12051f
- Triadic: #1f0505, #051f05
- Split-complementary: #1f1205, #121f05
- Tetradic: #1f0512, #1f1f05, #051f12

## Colors that go with #05051f

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 #05051f: 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
- **Dark Olive Green** #556b2f [harmony, pool: split] — Dark Olive Green is a split-complement of #05051f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Cohere (https://brandsweets.com/colors/brands/cohere-com), Miro (https://brandsweets.com/colors/brands/miro-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/darkolivegreen
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #05051f — 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), Coinbase (https://brandsweets.com/colors/brands/coinbase), Kia (https://brandsweets.com/colors/brands/kia-com), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/seagreen
- **Sienna** #a0522d [harmony, pool: split] — Sienna is a split-complement of #05051f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Oatly (https://brandsweets.com/colors/brands/oatly-com), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/sienna
- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #05051f's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Olympics (https://brandsweets.com/colors/brands/olympics-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), American Express (https://brandsweets.com/colors/brands/americanexpress-com), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #05051f in 14 real palettes, including Southwest Airlines's brand system and Lemon Squeezy's brand system, as the accent. Seen in: Southwest Airlines (https://brandsweets.com/colors/brands/southwest-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 17 real palettes, including Pfizer's brand system and Kia's brand system put Blue beside #05051f, as the supporting colour. Seen in: Pfizer (https://brandsweets.com/colors/brands/pfizer-com), Kia (https://brandsweets.com/colors/brands/kia-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Glossier (https://brandsweets.com/colors/brands/glossier-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #05051f in 10 real palettes, including Gemstone and Circuit, as the supporting colour. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Circuit (https://brandsweets.com/palettes/technical#circuit), Twitch (https://brandsweets.com/colors/brands/twitch-tv), Render (https://brandsweets.com/colors/brands/render-com). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 20.04:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.05:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6565e6 (4.56:1); AA: background → #787878 (4.54:1); AAA: text → #8d8dec (7.15:1); AAA: background → #999999 (7.03:1)

## Brands using this color

- **Midjourney** — text #06051d (Δ 0.515) — https://brandsweets.com/colors/brands/midjourney-com

## 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/05051f-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: "#05051f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.