# #355a43

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

## Values

- Hex: `#355a43`
- RGB: rgb(53, 90, 67)
- HSL: hsl(143, 26%, 28%)
- OKLCH: oklch(0.432 0.057 155.8)
- Relative luminance: 0.0847
- Nearest named color: Ficus (#3b593a, Δ 1.33) — https://brandsweets.com/colors/ficus
- Moods: muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/355a43

## Tints & shades

- Tints (toward white): #427054, #4f8765, #5c9d75, #72ac88, #88b99b, #9fc6ae, #b5d4c1, #cce1d4, #e2eee7, #f9fbfa
- Shades (toward black): #31543e, #2b4a37, #284332, #223a2b, #1e3326, #1a2d22, #15231a, #111d16, #0b130e, #080d0a

## Harmonies

- Complementary: #5a354c
- Analogous: #395a35, #355a56
- Triadic: #43355a, #5a4335
- Split-complementary: #56355a, #5a3539
- Tetradic: #35395a, #5a354c, #5a5635

## Colors that go with #355a43

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

- **Blue** #0000ff [pool] — 5 real palettes, including Rolex's brand system and Warp's brand system put Blue beside #355a43, as the accent. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Jeep (https://brandsweets.com/colors/brands/jeep-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #355a43 in 4 real palettes, including Codecademy's brand system and MAC Cosmetics's brand system, as the accent. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), MAC Cosmetics (https://brandsweets.com/colors/brands/maccosmetics-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #355a43: 4 real palettes, including HP's brand system and Hinge's brand system, as the accent. Seen in: HP (https://brandsweets.com/colors/brands/hp-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/denim
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #355a43 in 4 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
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #355a43 in 6 real palettes, including Console Light and Subaru's brand system, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Subaru (https://brandsweets.com/colors/brands/subaru-com), GitHub (https://brandsweets.com/colors/brands/github), Zoom (https://brandsweets.com/colors/brands/zoom-us). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: analogous] — Teal is #355a43'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), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/teal
- **Medium Violet Red** #c71585 [harmony: complementary] — Medium Violet Red sits directly opposite #355a43 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/mediumvioletred
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #355a43: 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): 7.79:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.69:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #4b8160 (4.61:1); AA: background → #c7c7c7 (4.61:1); AAA: text → #62a37a (7.04:1); AAA: background → #f5f5f5 (7.15:1)

## Brands using this color

- **Neon** — secondary #285d49 (Δ 1.455) — https://brandsweets.com/colors/brands/neon-tech

## Curated palettes containing it

- **Bookshop** (editorial, warm, elegant) — #7c3a1d, #8a7358, #2f5d50, #faf6ef, #2b2118 — Chestnut and forest on cream read like a cloth-bound spine; the palette recedes so covers and type do the talking. — tool: https://brandsweets.com/palettes/new/7c3a1d-8a7358-2f5d50-faf6ef-2b2118 — collection: https://brandsweets.com/palettes/editorial
- **Fireside** (winter, dark, warm, luxury) — #b23a3a, #2f5d50, #d4a857, #171a1f, #f2ede4 — Cranberry, pine and brass on a charcoal night — the holiday palette without the clichés, because the surface is cold. — tool: https://brandsweets.com/palettes/new/b23a3a-2f5d50-d4a857-171a1f-f2ede4 — collection: https://brandsweets.com/palettes/winter

## 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/355a43-a2beb0-c859d4-1f2d2b-eaf1e9?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: "#355a43" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.