# #515b1f

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

## Values

- Hex: `#515b1f`
- RGB: rgb(81, 91, 31)
- HSL: hsl(70, 49%, 24%)
- OKLCH: oklch(0.449 0.084 117.9)
- Relative luminance: 0.0933
- Nearest named color: Greenhouse (#3e6334, Δ 3.27) — https://brandsweets.com/colors/greenhouse
- Moods: dark, luxury, bold
- Page: https://brandsweets.com/colors/515b1f

## Tints & shades

- Tints (toward white): #697628, #849433, #9caf3c, #b0c350, #bccc6b, #c8d585, #d6e0a4, #e2e9be, #f0f3dd, #fcfcf7
- Shades (toward black): #4a541d, #444c1a, #3d4417, #363d15, #2f3512, #292e10, #22260d, #1b1e0a, #141708, #0e0f05

## Harmonies

- Complementary: #291f5b
- Analogous: #5b471f, #335b1f
- Triadic: #1f515b, #5b1f51
- Split-complementary: #1f335b, #471f5b
- Tetradic: #1f5b47, #291f5b, #5b1f33

## Colors that go with #515b1f

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 #515b1f: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Pampers (https://brandsweets.com/colors/brands/pampers-com), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #515b1f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), Console Light (https://brandsweets.com/palettes/technical#console-light), GitHub (https://brandsweets.com/colors/brands/github), Xbox (https://brandsweets.com/colors/brands/xbox-com). — https://brandsweets.com/colors/royalblue
- **Blue Violet** #8a2be2 [harmony, pool: complementary] — Blue Violet sits directly opposite #515b1f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/blueviolet
- **Crimson** #dc143c [pool] — Crimson is paired with #515b1f in 4 real palettes, including MAC Cosmetics's brand system and Gemstone, as the supporting colour. Seen in: MAC Cosmetics (https://brandsweets.com/colors/brands/maccosmetics-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), 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 #515b1f: 5 real palettes, including Xbox's brand system and Intel's brand system, as the supporting colour. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-com), 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). — https://brandsweets.com/colors/denim
- **Rust** #b7410e [pool] — Rust shows up next to #515b1f in 4 real palettes, including Trailhead and Magazine Ochre, as the lead colour. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Harvest (https://brandsweets.com/palettes/warm#harvest), Aesop (https://brandsweets.com/colors/brands/aesop-com). — https://brandsweets.com/colors/rust
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #515b1f: 7 real palettes, including Pine & Birch and Olive Grove, as the supporting colour. Seen in: Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Homestead (https://brandsweets.com/palettes/warm#homestead). — https://brandsweets.com/colors/sage-green
- **Taupe** #483c32 [pool] — Taupe is paired with #515b1f in 21 real palettes, including Cider and Pine & Birch, as that palette's text colour. Seen in: Cider (https://brandsweets.com/palettes/warm#cider), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 7.33:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.87:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #707d2b (4.66:1); AA: background → #cccccc (4.56:1); AAA: text → #8ea037 (7.23:1); AAA: background → #fafafa (7.02:1)

## 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/515b1f-b6bea2-4e7cdf-252d1f-f1efe9?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: "#515b1f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.