# #515a02

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

## Values

- Hex: `#515a02`
- RGB: rgb(81, 90, 2)
- HSL: hsl(66, 96%, 18%)
- OKLCH: oklch(0.444 0.101 116.3)
- Relative luminance: 0.0907
- Nearest named color: Ayahuasca Vine (#665500, Δ 3.678) — https://brandsweets.com/colors/ayahuasca-vine
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/515a02

## Tints & shades

- Tints (toward white): #758203, #99aa03, #bdd204, #e1fa05, #e6fb2d, #ebfc55, #f0fc7d, #f4fda5, #f9fecd, #fefff5
- Shades (toward black): #4d5502, #444b02, #3f4601, #363c01, #323701, #2d3201, #242801, #202301, #171901, #121400

## Harmonies

- Complementary: #0b025a
- Analogous: #5a3702, #255a02
- Triadic: #02515a, #5a0251
- Split-complementary: #02255a, #37025a
- Tetradic: #025a37, #0b025a, #5a0225

## Colors that go with #515a02

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 #515a02: 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). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #515a02: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #515a02: 6 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 #515a02 in 17 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 #515a02 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
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #515a02 in 3 real palettes, including Undergrowth and Console Light, as the lead colour. Seen in: Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Console Light (https://brandsweets.com/palettes/technical#console-light), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern). — https://brandsweets.com/colors/mediumseagreen
- **Rust** #b7410e [pool] — Rust shows up next to #515a02 in 3 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). — https://brandsweets.com/colors/rust
- **Saddle Brown** #8b4513 [pool] — Designers have shipped Saddle Brown with #515a02: 3 real palettes, including Cider and Bookshop, as the lead colour. Seen in: Cider (https://brandsweets.com/palettes/warm#cider), Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Darkroom (https://brandsweets.com/palettes/muted#darkroom). — https://brandsweets.com/colors/saddlebrown

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

- On white (#ffffff): 7.46:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.81:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #717d03 (4.64:1); AA: background → #c9c9c9 (4.51:1); AAA: text → #90a003 (7.22:1); AAA: background → #fafafa (7.15:1)

## 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/515a02-b8bea2-4e86df-262d1f-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: "#515a02" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.