# #1f512f

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

## Values

- Hex: `#1f512f`
- RGB: rgb(31, 81, 47)
- HSL: hsl(139, 45%, 22%)
- OKLCH: oklch(0.391 0.079 151.5)
- Relative luminance: 0.0638
- Nearest named color: O Tannenbaum (#005522, Δ 3.092) — https://brandsweets.com/colors/o-tannenbaum
- Moods: dark, luxury, bold
- Page: https://brandsweets.com/colors/1f512f

## Tints & shades

- Tints (toward white): #2a6f40, #34894f, #3fa660, #4ebc70, #6bc788, #89d2a0, #a3dcb5, #c0e7cc, #daf1e1, #f8fcf9
- Shades (toward black): #1c4a2b, #194326, #183f24, #153720, #12301c, #0f2917, #0d2113, #0b1e11, #08160d, #060f09

## Harmonies

- Complementary: #511f41
- Analogous: #28511f, #1f5148
- Triadic: #2f1f51, #512f1f
- Split-complementary: #481f51, #511f28
- Tetradic: #1f2851, #511f41, #51481f

## Colors that go with #1f512f

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: triadic] — Royal Blue completes a triad with #1f512f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Zoom (https://brandsweets.com/colors/brands/zoom-us), Console Light (https://brandsweets.com/palettes/technical#console-light), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: analogous] — Teal is #1f512f's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Gusto (https://brandsweets.com/colors/brands/gusto-com), N26 (https://brandsweets.com/colors/brands/n26-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/teal
- **Blue** #0000ff [pool] — 6 real palettes, including Rolex's brand system and Jeep's brand system put Blue beside #1f512f, as the accent. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/blue
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #1f512f in 6 real palettes, including Neon's brand system and CircleCI's brand system, as the lead colour. Seen in: Neon (https://brandsweets.com/colors/brands/neon-tech), CircleCI (https://brandsweets.com/colors/brands/circleci-com), Chime (https://brandsweets.com/colors/brands/chime-com), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com). — https://brandsweets.com/colors/emerald-green
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #1f512f in 5 real palettes, including Neon's brand system and HubSpot's brand system, as the accent. Seen in: Neon (https://brandsweets.com/colors/brands/neon-tech), HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Clerk (https://brandsweets.com/colors/brands/clerk-com). — https://brandsweets.com/colors/orangered
- **Rust** #b7410e [harmony, pool: triadic] — Rust completes a triad with #1f512f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), IHG (https://brandsweets.com/colors/brands/ihg-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/rust
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #1f512f: 5 real palettes, including Pine & Birch and Stone, as the supporting colour. Seen in: Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Stone (https://brandsweets.com/palettes/neutral#stone), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/sage-green
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #1f512f: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 9.23:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.28:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #32854d (4.6:1); AA: background → #b8b8b8 (4.65:1); AAA: text → #41aa62 (7.15:1); AAA: background → #e3e3e3 (7.19:1)

## 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/1f512f-a2beae-c059d4-1f2d2a-ebf1e9?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: "#1f512f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.