# #313d0f

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

## Values

- Hex: `#313d0f`
- RGB: rgb(49, 61, 15)
- HSL: hsl(76, 61%, 15%)
- OKLCH: oklch(0.338 0.069 122.7)
- Relative luminance: 0.0402
- Nearest named color: Dark Olive (#373e02, Δ 1.347) — https://brandsweets.com/colors/dark-olive
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/313d0f

## Tints & shades

- Tints (toward white): #4b5e17, #698320, #83a428, #9dc530, #b1d44e, #bfdc6f, #cee490, #dcecb1, #edf5d6, #fbfdf7
- Shades (toward black): #2e390e, #2b350d, #27310c, #242d0b, #21290a, #1a2108, #171d07, #141906, #101505, #0d1004

## Harmonies

- Complementary: #1b0f3e
- Analogous: #3e330f, #1a3e0f
- Triadic: #0f313e, #3e0f31
- Split-complementary: #0f1a3e, #330f3e
- Tetradic: #0f3e33, #1b0f3e, #3e0f1a

## Colors that go with #313d0f

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #313d0f: 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), Docker (https://brandsweets.com/colors/brands/docker-com), Rotten Tomatoes (https://brandsweets.com/colors/brands/rottentomatoes-com), Loom (https://brandsweets.com/colors/brands/loom-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: analogous] — Sea Green is #313d0f'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), Asana (https://brandsweets.com/colors/brands/asana-com), Wellness (https://brandsweets.com/palettes/warm#wellness), 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 #313d0f — 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), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Auth0 (https://brandsweets.com/colors/brands/auth0-com). — https://brandsweets.com/colors/steelblue
- **Blue Violet** #8a2be2 [harmony, pool: complementary] — Blue Violet sits directly opposite #313d0f 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 #313d0f in 5 real palettes, including Trailhead and McDonald's's brand system, as the accent. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 9 real palettes, including Instacart's brand system and Dunkin''s brand system put Blue beside #313d0f, as the accent. Seen in: Instacart (https://brandsweets.com/colors/brands/instacart-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 5 real palettes, including Garden Wedding and Rain Garden put Blush Pink beside #313d0f, as the supporting colour. Seen in: Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Nursery (https://brandsweets.com/palettes/light#nursery), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/blush-pink
- **Cream** #fffdd0 [role] — Cream is the surface #313d0f wants: a warm off-white that shares its undertone, so #313d0f reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 11.63:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.8:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #667f1f (4.62:1); AA: background → #a1a1a1 (4.5:1); AAA: text → #83a428 (7.31:1); AAA: background → #c9c9c9 (7.03:1)

## 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/313d0f-b3bea2-4e6edf-232d1f-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: "#313d0f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.