# #273603

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

## Values

- Hex: `#273603`
- RGB: rgb(39, 54, 3)
- HSL: hsl(78, 89%, 11%)
- OKLCH: oklch(0.308 0.075 125.4)
- Relative luminance: 0.0308
- Nearest named color: Darkest Forest (#223311, Δ 1.998) — https://brandsweets.com/colors/darkest-forest
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/273603

## Tints & shades

- Tints (toward white): #456006, #618708, #80b20a, #9fde0d, #b5f226, #c2f54d, #d1f778, #e0faa3, #edfcca, #fcfef5
- Shades (toward black): #233003, #233003, #1f2b03, #1c2702, #1c2702, #182202, #151d02, #111801, #111801, #0e1301

## Harmonies

- Complementary: #120335
- Analogous: #352b03, #0d3503
- Triadic: #032635, #350326
- Split-complementary: #030d35, #2b0335
- Tetradic: #03352b, #120335, #35030d

## Colors that go with #273603

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 #273603: 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 #273603 — 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), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Svelte (https://brandsweets.com/colors/brands/svelte-dev). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #273603: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Headspace (https://brandsweets.com/colors/brands/headspace-com), Loom (https://brandsweets.com/colors/brands/loom-com), Chevrolet (https://brandsweets.com/colors/brands/chevrolet-com), Rotten Tomatoes (https://brandsweets.com/colors/brands/rottentomatoes-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: analogous] — Sea Green is #273603'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
- **Steel Blue** #4682b4 [harmony, pool: triadic] — Steel Blue completes a triad with #273603 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Launch Orange (https://brandsweets.com/palettes/bold#launch-orange). — https://brandsweets.com/colors/steelblue
- **Blue Violet** #8a2be2 [harmony, pool: complementary] — Blue Violet sits directly opposite #273603 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com). — https://brandsweets.com/colors/blueviolet
- **Amber** #ffbf00 [pool] — Amber is paired with #273603 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), Maple (https://brandsweets.com/palettes/warm#maple), Trailhead (https://brandsweets.com/palettes/warm#trailhead). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Instacart's brand system and Headspace's brand system put Blue beside #273603, 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

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

- On white (#ffffff): 13:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.62:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5d8208 (4.66:1); AA: background → #999999 (4.56:1); AAA: text → #76a40a (7.08:1); AAA: background → #bfbfbf (7.07:1)

## 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/273603-b2bea2-4e69df-232d1f-f1f0e9?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: "#273603" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.