# #312f17

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

## Values

- Hex: `#312f17`
- RGB: rgb(49, 47, 23)
- HSL: hsl(55, 36%, 14%)
- OKLCH: oklch(0.301 0.039 104.3)
- Relative luminance: 0.0275
- Nearest named color: Secret Passage (#372a05, Δ 2.187) — https://brandsweets.com/colors/secret-passage
- Moods: warm, dark, luxury, bold
- Page: https://brandsweets.com/colors/312f17

## Tints & shades

- Tints (toward white): #4c4924, #6c6733, #878140, #a69f4e, #b7b066, #c4bf82, #d3cfa1, #e0ddbd, #efeddc, #fcfbf8
- Shades (toward black): #2d2b15, #2a2814, #262412, #232110, #1f1e0f, #1c1b0d, #18170b, #15140a, #111108, #0e0d07

## Harmonies

- Complementary: #171931
- Analogous: #312217, #263117
- Triadic: #17312e, #2e1731
- Split-complementary: #172631, #221731
- Tetradic: #173122, #171931, #311726

## Colors that go with #312f17

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 #312f17: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Squarespace (https://brandsweets.com/colors/brands/squarespace-com), Chobani (https://brandsweets.com/colors/brands/chobani-com), Boeing (https://brandsweets.com/colors/brands/boeing-com), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: analogous] — Sea Green is #312f17'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
- **Sienna** #a0522d [harmony, pool: analogous] — Sienna is #312f17's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Harvest (https://brandsweets.com/palettes/warm#harvest), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/sienna
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #312f17: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. 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
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #312f17 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Mid-Century (https://brandsweets.com/palettes/warm#mid-century), N26 (https://brandsweets.com/colors/brands/n26-com), Saffron (https://brandsweets.com/palettes/warm#saffron), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/teal
- **Slate Blue** #6a5acd [harmony, pool: complementary] — Slate Blue sits directly opposite #312f17 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), GitLab (https://brandsweets.com/colors/brands/gitlab), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas). — https://brandsweets.com/colors/slateblue
- **Amber** #ffbf00 [pool] — Amber is paired with #312f17 in 8 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), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 14 real palettes, including Headspace's brand system and Minecraft's brand system put Blue beside #312f17, as the accent. Seen in: Headspace (https://brandsweets.com/colors/brands/headspace-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Readymag (https://brandsweets.com/colors/brands/readymag-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/blue

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

- On white (#ffffff): 13.55:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.55:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #7d773b (4.57:1); AA: background → #969696 (4.58:1); AAA: text → #a0984b (7.09:1); AAA: background → #bdbdbd (7.21:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- 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/312f17-bdbea2-4ea0df-282d1f-f1ede9?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: "#312f17" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.