What color is #166A5E?

#166A5E is a dark teal. In RGB it is rgb(22, 106, 94), and in HSL hsl(171, 66%, 25%).

Is #166A5E accessible as text?

On white, #166A5E has a contrast ratio of 6.45:1 (passes WCAG AA for body text); on black it is 3.26:1 (fails). For text placed on #166A5E, use white for the best readability.

What is the closest Tailwind color to #166A5E?

The nearest Tailwind CSS token is teal-800 (#005F5A).

What colors go well with #166A5E?

#166A5E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #6A1622. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #166A5E below.

Is #166A5E good for buttons?

#166A5E works well for buttons and highlights, but use white text on #166A5E — black text only reaches 3.26:1, below the 4.5:1 needed for normal-size labels.

Is #166A5E the same as CSS teal?

No — #166A5E is not the CSS named color teal, but teal (#008080) is the closest CSS named color.

#166A5E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #166A5E

Not just a swatch — here's how #166A5E works with other colors. Named schemes with #166A5E in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #166A5E Accent #A7C4BC Surface #E0DABE Secondary #9AA0A0 Anchor #1C3549

Pine Green 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 #166A5E Secondary #AEB4B7 Surface #F1F2F0 Support #7994A4 Anchor #2E3236

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

Vintage Leather Lead · 5 colors

Lead #166A5E Secondary #734F19 Surface #E4DCC0 Accent #3A5142 Anchor #5B231E

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

Modern Café Dominant · 5 colors

Dominant #166A5E Anchor #382B1E Surface #ECE4D0 Accent #829C70 Secondary #3A3833

Pine Green anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #166A5E Secondary #738A85 Support #979286 Ink #16140F

Pine Green 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 Pine Green carrying the quiet middle.

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Color Lab

How #166A5E 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 35/100

Cool

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

Softness 43/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 52/100

Moderate

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

Naturalness 32/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 56/100

Moderate

Faded, nostalgic quality — editorial, heritage and retro work.

Luxury 57/100

Moderate

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 81/100

Very high

Strong interactive accent — visible and can carry a legible label.

Surface fit 30/100

Low

Usable as a tinted surface in measured doses.

Print safety 83/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #166A5E

For UI

For branding

For interior

For fashion

People also use #166A5E with

Forest Green Classic Blue Rosewood Platinum Dark Slate Gray

UI roles & guardrails

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

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 6.4:1. Use

Subtle surface Use #C7EBE5 for cards and hover fills. Tint 80

Avoid beside #165A6A — 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 #166A5E at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #166A5E;
  --color-base-rgb: 22 106 94;
  --color-base-oklch: oklch(47.3% 0.079 180.7);
  --color-50: #F2FDFB;
  --color-100: #DCF9F5;
  --color-200: #BBF1E9;
  --color-300: #8DE2D5;
  --color-400: #62D0BF;
  --color-500: #40B5A3;
  --color-600: #388A7E;
  --color-700: #2D625A;
  --color-800: #21403C;
  --color-900: #162825;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  pine-green: {
    50: '#F2FDFB',
    100: '#DCF9F5',
    200: '#BBF1E9',
    300: '#8DE2D5',
    400: '#62D0BF',
    500: '#40B5A3',
    600: '#388A7E',
    700: '#2D625A',
    800: '#21403C',
    900: '#162825',
  },
}

$base: #166A5E;
$base-ink: #FFFFFF;
$base-50: #F2FDFB;
$base-100: #DCF9F5;
$base-200: #BBF1E9;
$base-300: #8DE2D5;
$base-400: #62D0BF;
$base-500: #40B5A3;
$base-600: #388A7E;
$base-700: #2D625A;
$base-800: #21403C;
$base-900: #162825;
$base-hover: #11554B;
$base-subtle: #A9E2DA;

{
    "color": {
        "base": {
            "value": "#166A5E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2FDFB",
                "type": "color"
            },
            "100": {
                "value": "#DCF9F5",
                "type": "color"
            },
            "200": {
                "value": "#BBF1E9",
                "type": "color"
            },
            "300": {
                "value": "#8DE2D5",
                "type": "color"
            },
            "400": {
                "value": "#62D0BF",
                "type": "color"
            },
            "500": {
                "value": "#40B5A3",
                "type": "color"
            },
            "600": {
                "value": "#388A7E",
                "type": "color"
            },
            "700": {
                "value": "#2D625A",
                "type": "color"
            },
            "800": {
                "value": "#21403C",
                "type": "color"
            },
            "900": {
                "value": "#162825",
                "type": "color"
            }
        }
    }
}

Palettes built on #166A5E

Color Lab

Pairs with #166A5E

UI roles & guardrails

In real applications

Scales

Every model

Export