# #405e50

A color — muted. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#405e50`
- RGB: rgb(64, 94, 80)
- HSL: hsl(152, 19%, 31%)
- OKLCH: oklch(0.454 0.042 164)
- Relative luminance: 0.0967
- Nearest named color: Ethereal Woods (#3e5e4e, Δ 0.436) — https://brandsweets.com/colors/ethereal-woods
- Moods: muted
- Page: https://brandsweets.com/colors/405e50

## Tints & shades

- Tints (toward white): #4e7362, #5b8672, #6a9a84, #80a895, #95b7a7, #a7c3b6, #bcd2c8, #d1e0d9, #e4ece8, #f9fbfa
- Shades (toward black): #3a5548, #364f43, #30463b, #293d34, #25372e, #1f2e27, #19241f, #131b17, #0e1512, #080c0a

## Harmonies

- Complementary: #5e404e
- Analogous: #405e41, #405d5e
- Triadic: #50405e, #5e5040
- Split-complementary: #5e405d, #5e4140
- Tetradic: #41405e, #5e404e, #5d5e40

## Colors that go with #405e50

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

- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Nursery and Blush put Blush Pink beside #405e50, as the lead colour. Seen in: Nursery (https://brandsweets.com/palettes/light#nursery), Blush (https://brandsweets.com/palettes/light#blush), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/blush-pink
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #405e50: 4 real palettes, including Paper & Pine and Alpine, as the supporting colour. Seen in: Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Alpine (https://brandsweets.com/palettes/cool#alpine), Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Darkroom and BrandSweets's brand system put Champagne beside #405e50, as the surface under it. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #405e50: 4 real palettes, including Desert Road and Clay & Linen, as the lead colour. Seen in: Desert Road (https://brandsweets.com/palettes/warm#desert-road), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Dusk (https://brandsweets.com/palettes/cool#dusk), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #405e50 in 5 real palettes, including Codecademy's brand system and Gemstone, as the accent. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), MAC Cosmetics (https://brandsweets.com/colors/brands/maccosmetics-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #405e50: 10 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
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #405e50: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke
- **Rose Gold** #b76e79 [harmony: complementary] — Rose Gold sits directly opposite #405e50 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/rose-gold

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

- On white (#ffffff): 7.16:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.93:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #577f6c (4.66:1); AA: background → #cfcfcf (4.59:1); AAA: text → #73a08b (7.13:1); AAA: background → #ffffff (7.16:1)

## 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
- **Desert Road** (earthy, warm, muted, elegant) — #c2703d, #c9b28b, #3e5f5c, #fbf6ee, #2b211a — Sandstone and sand with a deep teal — the one cool note makes the warm colours look intentional rather than beige. — tool: https://brandsweets.com/palettes/new/c2703d-c9b28b-3e5f5c-fbf6ee-2b211a — collection: https://brandsweets.com/palettes/earthy
- **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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/405e50-a2beb4-d459ce-1f2d2d-e9f1ea?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: "#405e50" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.