# #010719

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

## Values

- Hex: `#010719`
- RGB: rgb(1, 7, 25)
- HSL: hsl(225, 92%, 5%)
- OKLCH: oklch(0.133 0.043 259.6)
- Relative luminance: 0.0023
- Nearest named color: Black Knight (#010b13, Δ 2.349) — https://brandsweets.com/colors/black-knight
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/010719

## Tints & shades

- Tints (toward white): #031345, #052176, #072da2, #093ace, #144cf5, #406ef7, #6c8ff9, #98b1fb, #c9d6fd, #f5f8ff
- Shades (toward black): #010718, #010718, #010718, #010718, #010718, #010614, #010614, #010614, #010614, #010614

## Harmonies

- Complementary: #181301
- Analogous: #011318, #070118
- Triadic: #180107, #071801
- Split-complementary: #180701, #131801
- Tetradic: #180113, #181301, #011807

## Colors that go with #010719

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 #010719: 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
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #010719 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), M&M's (https://brandsweets.com/colors/brands/mms-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #010719 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. 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
- **Slate Blue** #6a5acd [harmony, pool: analogous] — Slate Blue is #010719's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Linear (https://brandsweets.com/colors/brands/linear), Sentry (https://brandsweets.com/colors/brands/sentry-io), Calm (https://brandsweets.com/colors/brands/calm-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/slateblue
- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #010719'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 #010719 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 Glossier's brand system put Blue beside #010719, as the supporting colour. Seen in: Pfizer (https://brandsweets.com/colors/brands/pfizer-com), Glossier (https://brandsweets.com/colors/brands/glossier-com), Uber (https://brandsweets.com/colors/brands/uber-com), Kia (https://brandsweets.com/colors/brands/kia-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #010719 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), Render (https://brandsweets.com/colors/brands/render-com), Twitch (https://brandsweets.com/colors/brands/twitch-tv). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 20.08:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.05:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #3b6af7 (4.59:1); AA: background → #787878 (4.55:1); AAA: text → #7193f9 (7.24:1); AAA: background → #999999 (7.05:1)

## Brands using this color

- **Rare Beauty** — primary #000914 (Δ 1.544) — https://brandsweets.com/colors/brands/rarebeauty-com
- **Rare Beauty** — text #000914 (Δ 1.544) — https://brandsweets.com/colors/brands/rarebeauty-com
- **Midjourney** — text #06051d (Δ 1.901) — 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/010719-9ca1c4-df754e-221f2d-e9eff1?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: "#010719" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.