# #21786f

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

## Values

- Hex: `#21786f`
- RGB: rgb(33, 120, 111)
- HSL: hsl(174, 57%, 30%)
- OKLCH: oklch(0.52 0.081 185)
- Relative luminance: 0.149
- Nearest named color: Emperor Jade (#007b75, Δ 1.267) — https://brandsweets.com/colors/emperor-jade
- Moods: dark, luxury, bold
- Page: https://brandsweets.com/colors/21786f

## Tints & shades

- Tints (toward white): #299489, #30b0a3, #37c8ba, #53d0c3, #6fd8cd, #8bdfd7, #a7e7e0, #bfede9, #dbf5f3, #f7fdfc
- Shades (toward black): #1e6c64, #1b645d, #185852, #16504a, #13443f, #0f3834, #0d302d, #0a2421, #081c1a, #04100f

## Harmonies

- Complementary: #78212a
- Analogous: #217844, #215578
- Triadic: #6f2178, #786f21
- Split-complementary: #782155, #784421
- Tetradic: #442178, #78212a, #557821

## Colors that go with #21786f

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 #21786f: softer than #000 and cool enough to feel like part of the same palette. Seen in: Gusto (https://brandsweets.com/colors/brands/gusto-com), N26 (https://brandsweets.com/colors/brands/n26-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Medium Violet Red** #c71585 [harmony, pool: complementary] — Medium Violet Red sits directly opposite #21786f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/mediumvioletred
- **Amber** #ffbf00 [pool] — Amber is paired with #21786f in 4 real palettes, including Lemon Squeezy's brand system and Beach Hut, as the lead colour. Seen in: Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/amber
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #21786f: 4 real palettes, including Intel's brand system and Ink & Paper, as the lead colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [pool] — Designers have shipped Copper with #21786f: 5 real palettes, including Riverbed and Clay & Linen, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #21786f in 9 real palettes, including Gemstone and Redfin's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Redfin (https://brandsweets.com/colors/brands/redfin-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #21786f: 12 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #21786f: 5 real palettes, including Fireside and Wendy's's brand system, as the lead colour. Seen in: Fireside (https://brandsweets.com/palettes/dark#fireside), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Newsprint (https://brandsweets.com/palettes/editorial#newsprint), AT&T (https://brandsweets.com/colors/brands/att-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 5.28:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1a6059 (7.34:1)
- On black (#000000): 3.98:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #24847b (4.66:1); AA: background → #ededed (4.51:1); AAA: text → #2ea89c (7.2:1)

## Brands using this color

- **Gusto** — secondary #1e7676 (Δ 1.456) — https://brandsweets.com/colors/brands/gusto-com

## Curated palettes containing it

- **Magazine Ochre** (editorial, warm, muted) — #b45309, #6b5b45, #0f766e, #f7f3ec, #1f1a14 — Ochre and walnut on unbleached stock, with teal as the counterpoint — a features-section palette with some heat in it. — tool: https://brandsweets.com/palettes/new/b45309-6b5b45-0f766e-f7f3ec-1f1a14 — collection: https://brandsweets.com/palettes/editorial
- **Saffron** (warm, vivid, elegant) — #d97706, #7c2d12, #0f766e, #fffaf0, #2a1b0c — Saffron and clove with a teal counterpoint — spice-market warmth, balanced so it doesn't go orange everywhere. — tool: https://brandsweets.com/palettes/new/d97706-7c2d12-0f766e-fffaf0-2a1b0c — collection: https://brandsweets.com/palettes/warm
- **Gemstone** (jewel-tones, vivid, dark, luxury) — #0f766e, #7e22ce, #e11d48, #0f0a1a, #f5eef8 — Emerald, amethyst and ruby on velvet-black — the jewel-tone trio; the surface must be dark or the stones go plastic. — tool: https://brandsweets.com/palettes/new/0f766e-7e22ce-e11d48-0f0a1a-f5eef8 — 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/21786f-a2bebe-d459a1-1f292d-e9f1ed?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: "#21786f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.