# #1b1b28

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

## Values

- Hex: `#1b1b28`
- RGB: rgb(27, 27, 40)
- HSL: hsl(240, 19%, 13%)
- OKLCH: oklch(0.228 0.025 284.2)
- Relative luminance: 0.0117
- Nearest named color: Night Demons (#201b20, Δ 1.8) — https://brandsweets.com/colors/night-demons
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/1b1b28

## Tints & shades

- Tints (toward white): #2d2d43, #3e3e5b, #515176, #61618f, #7979a4, #9292b5, #adadc7, #c5c5d8, #e1e1ea, #f9f9fb
- Shades (toward black): #191924, #171721, #15151e, #13131b, #13131b, #111118, #0e0e15, #0c0c12, #0a0a0f, #08080c

## Harmonies

- Complementary: #27271b
- Analogous: #1b2127, #211b27
- Triadic: #271b1b, #1b271b
- Split-complementary: #27211b, #21271b
- Tetradic: #271b21, #27271b, #1b2721

## Colors that go with #1b1b28

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 #1b1b28 without the hard edge of pure #000. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Audi (https://brandsweets.com/colors/brands/audi-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #1b1b28 in 18 real palettes, including Warner Bros.'s brand system and Google's brand system, as the accent. Seen in: Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Google (https://brandsweets.com/colors/brands/google-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 23 real palettes, including Warp's brand system and Signal's brand system put Blue beside #1b1b28, 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), Bumble (https://brandsweets.com/colors/brands/bumble-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #1b1b28 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 Graphite Mono and Estate put Blush Pink beside #1b1b28, as the accent. Seen in: Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono), Estate (https://brandsweets.com/palettes/luxury#estate), Cartier (https://brandsweets.com/colors/brands/cartier-com), 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 #1b1b28, 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), Typewriter (https://brandsweets.com/palettes/editorial#typewriter). — 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 #1b1b28, 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 #1b1b28 in 6 real palettes, including Coffee Bar and Kiln, as the accent. Seen in: Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Kiln (https://brandsweets.com/palettes/dark#kiln), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/burlywood

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

- On white (#ffffff): 17.02:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.23:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #70709e (4.5:1); AA: background → #858585 (4.61:1); AAA: text → #9292b5 (7:1); AAA: background → #a8a8a8 (7.16:1)

## Brands using this color

- **Formula 1** — text #1c1c25 (Δ 0.806) — https://brandsweets.com/colors/brands/formula1-com
- **Airtable** — accent #181d26 (Δ 1.041) — https://brandsweets.com/colors/brands/airtable-com
- **Asana** — secondary #151b26 (Δ 1.166) — https://brandsweets.com/colors/brands/asana-com
- **Audi** — secondary #181d25 (Δ 1.179) — https://brandsweets.com/colors/brands/audi-com
- **Qatar Airways** — secondary #181825 (Δ 1.292) — https://brandsweets.com/colors/brands/qatarairways-com
- **Pinterest** — text #211922 (Δ 1.566) — https://brandsweets.com/colors/brands/pinterest-com
- **NFL** — accent #172029 (Δ 1.806) — https://brandsweets.com/colors/brands/nfl-com
- **Box** — text #151f26 (Δ 1.841) — https://brandsweets.com/colors/brands/box-com
- **Allbirds** — primary #241c24 (Δ 1.997) — https://brandsweets.com/colors/brands/allbirds-com

## Curated palettes containing it

- **Pastel Pop** (pastel, playful, vivid, light) — #ff9fb2, #9ad0ec, #ffe08a, #ffffff, #1f1f2e — Pastels pushed to the saturated end — pink, sky and lemon — for brands that want soft AND loud. — tool: https://brandsweets.com/palettes/new/ff9fb2-9ad0ec-ffe08a-ffffff-1f1f2e — collection: https://brandsweets.com/palettes/pastel
- **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

## 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/1b1b28-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: "#1b1b28" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.