# #256a79

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

## Values

- Hex: `#256a79`
- RGB: rgb(37, 106, 121)
- HSL: hsl(191, 53%, 31%)
- OKLCH: oklch(0.488 0.071 214.9)
- Relative luminance: 0.1208
- Nearest named color: Atlantis (#336172, Δ 2.725) — https://brandsweets.com/colors/atlantis
- Moods: cool, modern
- Page: https://brandsweets.com/colors/256a79

## Tints & shades

- Tints (toward white): #2e8194, #3596ac, #40acc4, #5bb8cd, #76c4d5, #8ecedc, #a9dae5, #c4e6ed, #dcf0f4, #f7fcfd
- Shades (toward black): #225f6d, #1f5965, #1c4e5a, #18444e, #163d46, #12333b, #0e292f, #0b1f23, #08181b, #050e10

## Harmonies

- Complementary: #793525
- Analogous: #25795e, #254079
- Triadic: #79256a, #6a7925
- Split-complementary: #792540, #795e25
- Tetradic: #5e2579, #793525, #407925

## Colors that go with #256a79

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 #256a79: softer than #000 and cool enough to feel like part of the same palette. Seen in: Gusto (https://brandsweets.com/colors/brands/gusto-com), Pampers (https://brandsweets.com/colors/brands/pampers-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Harbour (https://brandsweets.com/palettes/cool#harbour). — https://brandsweets.com/colors/charcoal
- **Rust** #b7410e [harmony, pool: complementary] — Rust sits directly opposite #256a79 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Gallery (https://brandsweets.com/palettes/editorial#gallery). — https://brandsweets.com/colors/rust
- **Amber** #ffbf00 [pool] — Amber is paired with #256a79 in 4 real palettes, including Lemon Squeezy's brand system and McDonald's's brand system, as the lead colour. Seen in: Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 5 real palettes, including Activision's brand system and Warp's brand system put Blue beside #256a79, as the accent. Seen in: Activision (https://brandsweets.com/colors/brands/activision-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Rolex (https://brandsweets.com/colors/brands/rolex-com), Tesco (https://brandsweets.com/colors/brands/tesco-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #256a79: 6 real palettes, including Fintech Trust and Ink & Paper, as the lead colour. Seen in: Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Glacier (https://brandsweets.com/palettes/cool#glacier), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [pool] — Designers have shipped Copper with #256a79: 5 real palettes, including Desert Road and Dusk, as the lead colour. Seen in: Desert Road (https://brandsweets.com/palettes/warm#desert-road), Dusk (https://brandsweets.com/palettes/cool#dusk), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #256a79 in 13 real palettes, including Gemstone and Wendy's's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop). — https://brandsweets.com/colors/crimson
- **Dark Goldenrod** #b8860b [pool] — 4 real palettes, including Rolex's brand system and Cider put Dark Goldenrod beside #256a79, as the supporting colour. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Cider (https://brandsweets.com/palettes/warm#cider), Greige (https://brandsweets.com/palettes/neutral#greige), Puma (https://brandsweets.com/colors/brands/puma-com). — https://brandsweets.com/colors/darkgoldenrod

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

- On white (#ffffff): 6.15:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #225f6d (7.18:1)
- On black (#000000): 3.42:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #2e8194 (4.68:1); AA: background → #dedede (4.57:1); AAA: text → #3aa3bb (7.14:1)

## Fonts for this mood

- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/256a79-a2b6be-df4e7a-1f252d-e9f1ef?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: "#256a79" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.