# #515b10

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

## Values

- Hex: `#515b10`
- RGB: rgb(81, 91, 16)
- HSL: hsl(68, 70%, 21%)
- OKLCH: oklch(0.448 0.095 117.2)
- Relative luminance: 0.0927
- Nearest named color: Forestial Outpost (#556611, Δ 3.468) — https://brandsweets.com/colors/forestial-outpost
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/515b10

## Tints & shades

- Tints (toward white): #707e16, #8b9c1c, #aabf22, #c3da2f, #cde052, #d6e670, #e0ec93, #eaf2b5, #f3f7d4, #fdfdf6
- Shades (toward black): #49520f, #454e0e, #3e450c, #363d0b, #32380a, #2a3008, #232707, #1b1e05, #171a05, #0f1103

## Harmonies

- Complementary: #1a105b
- Analogous: #5b4010, #2c5b10
- Triadic: #10515b, #5b1051
- Split-complementary: #102c5b, #40105b
- Tetradic: #105b40, #1a105b, #5b102c

## Colors that go with #515b10

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 #515b10: 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 #515b10: 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), Xbox (https://brandsweets.com/colors/brands/xbox-com), Console Light (https://brandsweets.com/palettes/technical#console-light), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/royalblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #515b10: 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
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #515b10: 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), Homestead (https://brandsweets.com/palettes/warm#homestead), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal). — https://brandsweets.com/colors/sage-green
- **Taupe** #483c32 [pool] — Taupe is paired with #515b10 in 18 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), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/taupe
- **Blue Violet** #8a2be2 [harmony: complementary] — Blue Violet sits directly opposite #515b10 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/blueviolet
- **Champagne** #f7e7ce [pool] — 3 real palettes, including BrandSweets's brand system and Darkroom put Champagne beside #515b10. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/champagne
- **Crimson** #dc143c [pool] — Crimson is paired with #515b10 in 3 real palettes, including MAC Cosmetics's brand system and Five Guys's brand system, as the supporting colour. Seen in: MAC Cosmetics (https://brandsweets.com/colors/brands/maccosmetics-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 7.36:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.85:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #707e16 (4.68:1); AA: background → #cccccc (4.58:1); AAA: text → #8fa01c (7.21:1); AAA: background → #fafafa (7.05:1)

## 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/515b10-b7bea2-4e81df-252d1f-f1eee9?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: "#515b10" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.