# #31797d

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

## Values

- Hex: `#31797d`
- RGB: rgb(49, 121, 125)
- HSL: hsl(183, 44%, 34%)
- OKLCH: oklch(0.533 0.071 200.3)
- Relative luminance: 0.1581
- Nearest named color: Bermuda (#1b7d8d, Δ 2.513) — https://brandsweets.com/colors/bermuda
- Moods: cool, modern
- Page: https://brandsweets.com/colors/31797d

## Tints & shades

- Tints (toward white): #398e93, #43a7ad, #52b7bc, #6cc1c6, #82cbce, #98d4d7, #b2dfe1, #c8e8ea, #e2f3f4, #f8fcfc
- Shades (toward black): #2c6e72, #286467, #24595c, #1f4e51, #1b4446, #17393b, #132e30, #0e2425, #0a191a, #060e0f

## Harmonies

- Complementary: #7d3431
- Analogous: #317d5b, #31537d
- Triadic: #7d3179, #797d31
- Split-complementary: #7d3153, #7d5b31
- Tetradic: #5b317d, #7d3431, #537d31

## Colors that go with #31797d

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 #31797d: softer than #000 and cool enough to feel like part of the same palette. 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), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: complementary] — Crimson sits directly opposite #31797d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Redfin (https://brandsweets.com/colors/brands/redfin-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/crimson
- **Amber** #ffbf00 [pool] — Amber is paired with #31797d 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] — 4 real palettes, including Forest Floor and Darkroom put Champagne beside #31797d, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Darkroom (https://brandsweets.com/palettes/muted#darkroom), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #31797d: 6 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 #31797d: 6 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), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #31797d: 5 real palettes, including Warp's brand system and Deep Water, as the lead colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Venmo (https://brandsweets.com/colors/brands/venmo-com), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #31797d: 13 real palettes, including Campus and The New York Times's brand system, as the lead colour. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), The New York Times (https://brandsweets.com/colors/brands/nytimes-com), Discover (https://brandsweets.com/colors/brands/discover-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 5.05:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #276063 (7.14:1)
- On black (#000000): 4.16:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #338084 (4.56:1); AA: background → #f2f2f2 (4.51:1); AAA: text → #42a4a9 (7.11:1)

## Brands using this color

- **Gusto** — secondary #1e7676 (Δ 1.943) — https://brandsweets.com/colors/brands/gusto-com

## 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/31797d-a2b9be-d4598e-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: "#31797d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.