# #213706

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

## Values

- Hex: `#213706`
- RGB: rgb(33, 55, 6)
- HSL: hsl(87, 80%, 12%)
- OKLCH: oklch(0.307 0.077 131.2)
- Relative luminance: 0.0307
- Nearest named color: Melancholia (#12390d, Δ 1.571) — https://brandsweets.com/colors/melancholia
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/213706

## Tints & shades

- Tints (toward white): #3a600b, #50850f, #69ae13, #7fd317, #95e830, #abed5a, #bdf17e, #d2f5a8, #e5f9cd, #fafef6
- Shades (toward black): #1e3206, #1c2e05, #1c2e05, #192905, #162504, #132004, #111c03, #111c03, #0e1703, #0b1202

## Harmonies

- Complementary: #1c0637
- Analogous: #373506, #093706
- Triadic: #062137, #370621
- Split-complementary: #060937, #350637
- Tetradic: #063735, #1c0637, #370609

## Colors that go with #213706

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 body-text near-black for #213706: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Chobani (https://brandsweets.com/colors/brands/chobani-com), Squarespace (https://brandsweets.com/colors/brands/squarespace-com), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #213706 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: New Balance (https://brandsweets.com/colors/brands/newbalance-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Svelte (https://brandsweets.com/colors/brands/svelte-dev). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [harmony, pool: triadic] — Denim completes a triad with #213706 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), YouTube (https://brandsweets.com/colors/brands/youtube-com), UEFA (https://brandsweets.com/colors/brands/uefa-com), Nikon (https://brandsweets.com/colors/brands/nikon-com). — https://brandsweets.com/colors/denim
- **Sea Green** #2e8b57 [harmony, pool: analogous] — Sea Green is #213706's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Wellness (https://brandsweets.com/palettes/warm#wellness), Asana (https://brandsweets.com/colors/brands/asana-com), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #213706 in 7 real palettes, including McDonald's's brand system and Wikipedia's brand system, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Instacart's brand system and Headspace's brand system put Blue beside #213706, as the accent. Seen in: Instacart (https://brandsweets.com/colors/brands/instacart-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 5 real palettes, including Rain Garden and Garden Wedding put Blush Pink beside #213706, as the accent. Seen in: Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Blush (https://brandsweets.com/palettes/light#blush), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/blush-pink
- **Burlywood** #deb887 [pool] — Burlywood is paired with #213706 in 4 real palettes, including Chalkboard and Polaroid, as the lead colour. Seen in: Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Polaroid (https://brandsweets.com/palettes/light#polaroid), Kiln (https://brandsweets.com/palettes/dark#kiln), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/burlywood

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

- On white (#ffffff): 13.01:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.61:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #50850f (4.7:1); AA: background → #999999 (4.57:1); AAA: text → #66aa13 (7.32:1); AAA: background → #bfbfbf (7.08:1)

## 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/213706-aebea2-4e53df-212d1f-f1f1e9?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: "#213706" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.