What color is #164B4E?

#164B4E is a dark cyan. In RGB it is rgb(22, 75, 78), and in HSL hsl(183, 56%, 20%).

Is #164B4E accessible as text?

On white, #164B4E has a contrast ratio of 9.76:1 (passes WCAG AA for body text); on black it is 2.15:1 (fails). For text placed on #164B4E, use white for the best readability.

What is the closest Tailwind color to #164B4E?

The nearest Tailwind CSS token is teal-900 (#0B4F4A).

What colors go well with #164B4E?

#164B4E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #501916. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #164B4E below.

Is #164B4E good for buttons?

#164B4E works well for buttons and highlights, but use white text on #164B4E — black text only reaches 2.15:1, below the 4.5:1 needed for normal-size labels.

Is #164B4E the same as CSS darkslategray?

No — #164B4E is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#164B4E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #164B4E

Not just a swatch — here's how #164B4E works with other colors. Named schemes with #164B4E in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #164B4E Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Dark Slate Gray opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Accent #164B4E Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

Dark Slate Gray keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Tech Product Signal · 5 colors

Signal #164B4E Surface #14161A Highlight #F4F6F8 Secondary #596771 Accent #406C6E

Dark Slate Gray is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Dark Slate Gray.

Vintage Leather Lead · 5 colors

Lead #164B4E Secondary #715017 Surface #E3DCC0 Accent #395143 Anchor #552340

Dark Slate Gray plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #164B4E Secondary #5D6C6D Support #979286 Ink #16140F

Dark Slate Gray is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Dark Slate Gray carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #164B4E actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.

Warmth 36/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 37/100

Low

Middle-weight — neither delicate nor heavy.

Depth 60/100

Moderate

Mid depth — usable as an accent or a muted ground.

Naturalness 7/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 38/100

Low

A faint retro warmth without tipping into sepia.

Luxury 63/100

High

Restrained and premium — deep, quiet, high-end packaging and fashion.

Brand distinctiveness 21/100

Low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 50/100

Moderate

Workable accent with care around contrast.

Surface fit 44/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 86/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #164B4E

For UI

For branding

For interior

For fashion

People also use #164B4E with

Hunter Green Prussian Blue Oxblood Platinum Dark Slate Gray

UI roles & guardrails

Primary action Safe as a filled button with white label. AAA

Body text Passes on white at 16px and above. Pass

Large display Fine for headings 24px+ on white. Pass

Background Pair with white text at 9.8:1. Use

Subtle surface Use #C6E5E7 for cards and hover fills. Tint 80

Avoid beside #163A50 — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #164B4E at work across the surfaces designers actually ship.

Website / UI

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Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

Nov 14 · 8PM

NIGHT
MARKET

Packaging

BLOOM

Botanical Wash

250 ml

Interior

Every model

Export

:root {
  --color-base: #164B4E;
  --color-base-rgb: 22 75 78;
  --color-base-oklch: oklch(38.0% 0.055 200.5);
  --color-50: #F3FCFC;
  --color-100: #DFF5F7;
  --color-200: #BFEBED;
  --color-300: #93D8DC;
  --color-400: #6BC3C7;
  --color-500: #49A7AC;
  --color-600: #3E8084;
  --color-700: #315C5E;
  --color-800: #233D3E;
  --color-900: #172526;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  dark-slate-gray: {
    50: '#F3FCFC',
    100: '#DFF5F7',
    200: '#BFEBED',
    300: '#93D8DC',
    400: '#6BC3C7',
    500: '#49A7AC',
    600: '#3E8084',
    700: '#315C5E',
    800: '#233D3E',
    900: '#172526',
  },
}

$base: #164B4E;
$base-ink: #FFFFFF;
$base-50: #F3FCFC;
$base-100: #DFF5F7;
$base-200: #BFEBED;
$base-300: #93D8DC;
$base-400: #6BC3C7;
$base-500: #49A7AC;
$base-600: #3E8084;
$base-700: #315C5E;
$base-800: #233D3E;
$base-900: #172526;
$base-hover: #123D40;
$base-subtle: #A8D9DC;

{
    "color": {
        "base": {
            "value": "#164B4E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FCFC",
                "type": "color"
            },
            "100": {
                "value": "#DFF5F7",
                "type": "color"
            },
            "200": {
                "value": "#BFEBED",
                "type": "color"
            },
            "300": {
                "value": "#93D8DC",
                "type": "color"
            },
            "400": {
                "value": "#6BC3C7",
                "type": "color"
            },
            "500": {
                "value": "#49A7AC",
                "type": "color"
            },
            "600": {
                "value": "#3E8084",
                "type": "color"
            },
            "700": {
                "value": "#315C5E",
                "type": "color"
            },
            "800": {
                "value": "#233D3E",
                "type": "color"
            },
            "900": {
                "value": "#172526",
                "type": "color"
            }
        }
    }
}

Palettes built on #164B4E

Color Lab

Pairs with #164B4E

UI roles & guardrails

In real applications

Scales

Every model

Export