# #587f84

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

## Values

- Hex: `#587f84`
- RGB: rgb(88, 127, 132)
- HSL: hsl(187, 20%, 43%)
- OKLCH: oklch(0.569 0.044 206)
- Relative luminance: 0.1892
- Nearest named color: Blue Blood (#6b7f81, Δ 2.372) — https://brandsweets.com/colors/blue-blood
- Moods: cool, muted
- Page: https://brandsweets.com/colors/587f84

## Tints & shades

- Tints (toward white): #649096, #729ca1, #85a9ad, #94b3b8, #a6c0c4, #b6cbce, #c8d8da, #d7e3e4, #eaf0f1, #f9fbfb
- Shades (toward black): #507377, #47676b, #3f5b5f, #374f53, #314749, #293b3d, #212f31, #182325, #101818, #080c0c

## Harmonies

- Complementary: #845d58
- Analogous: #588473, #586984
- Triadic: #84587e, #7e8458
- Split-complementary: #845869, #847358
- Tetradic: #735884, #845d58, #698458

## Colors that go with #587f84

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #587f84: softer than #000 and cool enough to feel like part of the same palette. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com), PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #587f84 in 4 real palettes, including Beach Hut and Lemon Squeezy's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Wired (https://brandsweets.com/colors/brands/wired-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/amber
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Forest Floor and Midnight Luxe put Champagne beside #587f84, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #587f84: 5 real palettes, including Ink & Paper and Intel's brand system, as the accent. Seen in: Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Intel (https://brandsweets.com/colors/brands/intel-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [pool] — Designers have shipped Copper with #587f84: 7 real palettes, including Riverbed and Wellness, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Wellness (https://brandsweets.com/palettes/warm#wellness), Atelier (https://brandsweets.com/palettes/elegant#atelier), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #587f84 in 10 real palettes, including Retro Pop and Redfin's brand system, as the lead colour. Seen in: Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Redfin (https://brandsweets.com/colors/brands/redfin-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #587f84: 5 real palettes, including Deep Water and Telegram's brand system, as the lead colour. Seen in: Deep Water (https://brandsweets.com/palettes/dark#deep-water), Telegram (https://brandsweets.com/colors/brands/telegram-org), Warp (https://brandsweets.com/colors/brands/warp-dev), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Indian Red** #cd5c5c [harmony: complementary] — Indian Red sits directly opposite #587f84 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/indianred

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

- On white (#ffffff): 4.39:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #567c81 (4.57:1); AA: background → #0a0a0a (4.51:1); AAA: text → #3f5b5f (7.31:1)
- On black (#000000): 4.78:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #759ea3 (7.18:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/587f84-a2b8be-df4e83-1f262d-e9f1ee?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: "#587f84" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.