# #191721

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

## Values

- Hex: `#191721`
- RGB: rgb(25, 23, 33)
- HSL: hsl(252, 18%, 11%)
- OKLCH: oklch(0.212 0.02 293.8)
- Relative luminance: 0.0093
- Nearest named color: Violet Void (#1a161d, Δ 0.782) — https://brandsweets.com/colors/violet-void
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/191721

## Tints & shades

- Tints (toward white): #2d2a3c, #403b54, #544d6f, #69608a, #8078a1, #9690b2, #b0abc4, #c9c6d7, #e0dee8, #f9f9fb
- Shades (toward black): #17151e, #17151e, #14131b, #121118, #121118, #100f15, #0e0d12, #0b0a0f, #0b0a0f, #09080c

## Harmonies

- Complementary: #1f2117
- Analogous: #171a21, #1e1721
- Triadic: #211917, #172119
- Split-complementary: #211e17, #1a2117
- Tetradic: #21171a, #1f2117, #17211e

## Colors that go with #191721

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 #191721 without the hard edge of pure #000. Seen in: Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Asana (https://brandsweets.com/colors/brands/asana-com), Puma (https://brandsweets.com/colors/brands/puma-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #191721 in 18 real palettes, including Warner Bros.'s brand system and Blueprint, as the accent. Seen in: Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 23 real palettes, including Warp's brand system and Signal's brand system put Blue beside #191721, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Signal (https://brandsweets.com/colors/brands/signal-org), CVS (https://brandsweets.com/colors/brands/cvs-com), Monzo (https://brandsweets.com/colors/brands/monzo-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #191721 in 10 real palettes, including Yahoo's brand system and ClickUp's brand system, as the supporting colour. Seen in: Yahoo (https://brandsweets.com/colors/brands/yahoo-com), ClickUp (https://brandsweets.com/colors/brands/clickup-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
- **Blush Pink** #e8b4b8 [pool] — 5 real palettes, including Estate and Cartier's brand system put Blush Pink beside #191721, as the accent. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Cartier (https://brandsweets.com/colors/brands/cartier-com), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/blush-pink
- **Brown** #a52a2a [pool] — 5 real palettes, including Woodsmoke and State Farm's brand system put Brown beside #191721, as the accent. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Garnet (https://brandsweets.com/palettes/warm#garnet), Velvet (https://brandsweets.com/palettes/luxury#velvet). — https://brandsweets.com/colors/brown
- **Burgundy** #800020 [pool] — 4 real palettes, including Qatar Airways's brand system and Mailchimp's brand system put Burgundy beside #191721, as the accent. Seen in: Qatar Airways (https://brandsweets.com/colors/brands/qatarairways-com), Mailchimp (https://brandsweets.com/colors/brands/mailchimp-com), Candlelight (https://brandsweets.com/palettes/warm#candlelight), Rare Beauty (https://brandsweets.com/colors/brands/rarebeauty-com). — https://brandsweets.com/colors/burgundy
- **Burlywood** #deb887 [pool] — Burlywood is paired with #191721 in 6 real palettes, including Coffee Bar and Velvet, as the accent. Seen in: Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Velvet (https://brandsweets.com/palettes/luxury#velvet), Kiln (https://brandsweets.com/palettes/dark#kiln), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard). — https://brandsweets.com/colors/burlywood

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

- On white (#ffffff): 17.71:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.19:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #776f9b (4.53:1); AA: background → #828282 (4.61:1); AAA: text → #9993b4 (7.19:1); AAA: background → #a3a3a3 (7.02:1)

## Brands using this color

- **Qatar Airways** — secondary #181825 (Δ 0.787) — https://brandsweets.com/colors/brands/qatarairways-com
- **Warp** — text #1a1522 (Δ 0.811) — https://brandsweets.com/colors/brands/warp-dev
- **Philips** — primary #15191e (Δ 1.308) — https://brandsweets.com/colors/brands/philips-com
- **Philips** — text #15191e (Δ 1.308) — https://brandsweets.com/colors/brands/philips-com
- **JetBrains** — text #19191c (Δ 1.429) — https://brandsweets.com/colors/brands/jetbrains-com
- **Vimeo** — text #141a20 (Δ 1.432) — https://brandsweets.com/colors/brands/vimeo-com
- **Spline** — text #191a1d (Δ 1.565) — https://brandsweets.com/colors/brands/spline-design
- **Asana** — secondary #151b26 (Δ 1.569) — https://brandsweets.com/colors/brands/asana-com
- **Affirm** — text #101820 (Δ 1.659) — https://brandsweets.com/colors/brands/affirm-com
- **Chase** — text #101820 (Δ 1.659) — https://brandsweets.com/colors/brands/chase-com
- **Netlify** — text #181a1c (Δ 1.73) — https://brandsweets.com/colors/brands/netlify-com
- **Pinterest** — text #211922 (Δ 1.842) — https://brandsweets.com/colors/brands/pinterest-com
- **Character** — primary #11181c (Δ 1.92) — https://brandsweets.com/colors/brands/character-ai
- **Character** — text #11181c (Δ 1.92) — https://brandsweets.com/colors/brands/character-ai
- **Formula 1** — text #1c1c25 (Δ 1.926) — https://brandsweets.com/colors/brands/formula1-com
- **Huawei** — text #191919 (Δ 1.979) — https://brandsweets.com/colors/brands/huawei-com
- **Notion** — primary #191919 (Δ 1.979) — https://brandsweets.com/colors/brands/notion
- **Puma** — primary #191919 (Δ 1.979) — https://brandsweets.com/colors/brands/puma-com
- **Puma** — text #191919 (Δ 1.979) — https://brandsweets.com/colors/brands/puma-com
- **Yahoo** — primary #1a1919 (Δ 1.98) — https://brandsweets.com/colors/brands/yahoo-com
- **Yahoo** — text #1a1919 (Δ 1.98) — https://brandsweets.com/colors/brands/yahoo-com

## Curated palettes containing it

- **Console Light** (technical, clean, light) — #2563eb, #52525b, #16a34a, #fafafa, #18181b — A sober docs palette: one blue for interactive, one green for success, zinc greys for everything else. — tool: https://brandsweets.com/palettes/new/2563eb-52525b-16a34a-fafafa-18181b — collection: https://brandsweets.com/palettes/technical
- **Graphite** (technical, muted, dark, modern) — #a1a1aa, #71717a, #f59e0b, #18181b, #f4f4f5 — A greyscale system with a single amber — the accent does all the work, so allow one per screen. — tool: https://brandsweets.com/palettes/new/a1a1aa-71717a-f59e0b-18181b-f4f4f5 — collection: https://brandsweets.com/palettes/technical
- **Indigo SaaS** (modern, cool, clean) — #4f46e5, #6b7280, #10b981, #ffffff, #111827 — The dependable indigo-and-emerald B2B pairing: indigo for primary actions, emerald reserved for success states. — tool: https://brandsweets.com/palettes/new/4f46e5-6b7280-10b981-ffffff-111827 — collection: https://brandsweets.com/palettes/modern
- **Cobalt Pop** (bold, cool, vivid, modern) — #1e40af, #111827, #fb7185, #ffffff — One deep cobalt and one hot pink on white — a two-accent system for launches and campaign pages that need punch. — tool: https://brandsweets.com/palettes/new/1e40af-111827-fb7185-ffffff — collection: https://brandsweets.com/palettes/bold
- **Bramble** (autumn, muted, elegant, dark) — #6b2d3e, #9a6f3c, #c8a97e, #1e1519, #f2e9e4 — Blackberry and bark with a wheat highlight on a plum-black surface — late-autumn, quiet, slightly gothic. — tool: https://brandsweets.com/palettes/new/6b2d3e-9a6f3c-c8a97e-1e1519-f2e9e4 — collection: https://brandsweets.com/palettes/autumn
- **Fireside** (winter, dark, warm, luxury) — #b23a3a, #2f5d50, #d4a857, #171a1f, #f2ede4 — Cranberry, pine and brass on a charcoal night — the holiday palette without the clichés, because the surface is cold. — tool: https://brandsweets.com/palettes/new/b23a3a-2f5d50-d4a857-171a1f-f2ede4 — collection: https://brandsweets.com/palettes/winter
- **Sapphire & Gold** (jewel-tones, luxury, cool, elegant) — #1e3a8a, #c9a227, #0e7490, #f7f6f2, #111827 — Deep sapphire and gold with a teal — old-money jewel tones on an ivory ground; heraldic without a crest. — tool: https://brandsweets.com/palettes/new/1e3a8a-c9a227-0e7490-f7f6f2-111827 — collection: https://brandsweets.com/palettes/jewel-tones

## Fonts for this mood

- 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/191721-a99cc4-dfb64e-281f2d-e9ecf1?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: "#191721" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.