# #373f09

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

## Values

- Hex: `#373f09`
- RGB: rgb(55, 63, 9)
- HSL: hsl(69, 75%, 14%)
- OKLCH: oklch(0.349 0.074 117.9)
- Relative luminance: 0.0439
- Nearest named color: Dark Olive (#373e02, Δ 0.525) — https://brandsweets.com/colors/dark-olive
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/373f09

## Tints & shades

- Tints (toward white): #56620e, #798a14, #98ae19, #bbd61f, #cae33b, #d3e85e, #deee87, #e8f3aa, #f3f9d2, #fdfef6
- Shades (toward black): #333a08, #2f3608, #2b3107, #272d06, #232806, #1f2405, #1b1f04, #171b04, #131603, #101203

## Harmonies

- Complementary: #11093e
- Analogous: #3e2c09, #1c3e09
- Triadic: #09363e, #3e0936
- Split-complementary: #091c3e, #2c093e
- Tetradic: #093e2c, #11093e, #3e091c

## Colors that go with #373f09

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 #373f09: 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
- **Blue** #0000ff [pool] — 8 real palettes, including Instacart's brand system and Dunkin''s brand system put Blue beside #373f09, 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] — 4 real palettes, including Garden Wedding and Nursery put Blush Pink beside #373f09, as the supporting colour. Seen in: Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Nursery (https://brandsweets.com/palettes/light#nursery), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/blush-pink
- **Copper** #b87333 [pool] — Designers have shipped Copper with #373f09: 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 #373f09 in 10 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), Burger King (https://brandsweets.com/colors/brands/bk-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/crimson
- **Dark Goldenrod** #b8860b [pool] — 4 real palettes, including Greige and Rolex's brand system put Dark Goldenrod beside #373f09, 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
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #373f09 in 7 real palettes, including Olive Grove and Undergrowth, as the lead colour. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/darkolivegreen
- **Cream** #fffdd0 [role] — Cream is the surface #373f09 wants: a warm off-white that shares its undertone, so #373f09 reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 11.19:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.88:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6d7d12 (4.59:1); AA: background → #a6a6a6 (4.59:1); AAA: text → #8ca117 (7.23:1); AAA: background → #cfcfcf (7.18:1)

## 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/373f09-b7bea2-4e7edf-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: "#373f09" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.