# #313f09

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

## Values

- Hex: `#313f09`
- RGB: rgb(49, 63, 9)
- HSL: hsl(76, 75%, 14%)
- OKLCH: oklch(0.343 0.077 123.5)
- Relative luminance: 0.0423
- Nearest named color: Dark Olive (#373e02, Δ 0.932) — https://brandsweets.com/colors/dark-olive
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/313f09

## Tints & shades

- Tints (toward white): #4c620e, #6b8a14, #86ae19, #a5d61f, #b6e33b, #c3e85e, #d2ee87, #e0f3aa, #eef9d2, #fcfef6
- Shades (toward black): #2d3a08, #293608, #263107, #222d06, #1f2806, #1c2405, #181f04, #151b04, #111603, #0e1203

## Harmonies

- Complementary: #17093e
- Analogous: #3e3209, #153e09
- Triadic: #09303e, #3e0930
- Split-complementary: #09153e, #32093e
- Tetradic: #093e32, #17093e, #3e0915

## Colors that go with #313f09

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 #313f09: 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 #313f09'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), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/seagreen
- **Blue** #0000ff [pool] — 8 real palettes, including Instacart's brand system and Dunkin''s brand system put Blue beside #313f09, 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 #313f09, 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
- **Copper** #b87333 [pool] — Designers have shipped Copper with #313f09: 7 real palettes, including Notion's brand system and Bakery. Seen in: Notion (https://brandsweets.com/colors/brands/notion), Bakery (https://brandsweets.com/palettes/warm#bakery), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #313f09 in 11 real palettes, including Dunkin''s brand system and MAC Cosmetics's brand system, as the accent. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), MAC Cosmetics (https://brandsweets.com/colors/brands/maccosmetics-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), New Balance (https://brandsweets.com/colors/brands/newbalance-com). — https://brandsweets.com/colors/crimson
- **Dark Goldenrod** #b8860b [pool] — 4 real palettes, including Greige and Rolex's brand system put Dark Goldenrod beside #313f09, as the accent. Seen in: Greige (https://brandsweets.com/palettes/neutral#greige), Rolex (https://brandsweets.com/colors/brands/rolex-com), Cider (https://brandsweets.com/palettes/warm#cider), Puma (https://brandsweets.com/colors/brands/puma-com). — https://brandsweets.com/colors/darkgoldenrod
- **Cream** #fffdd0 [role] — Cream is the surface #313f09 wants: a warm off-white that shares its undertone, so #313f09 reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 11.38:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.85:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #648112 (4.69:1); AA: background → #a3a3a3 (4.51:1); AAA: text → #7fa518 (7.3:1); AAA: background → #cccccc (7.09:1)

## 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/313f09-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: "#313f09" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.