What color is #08555E?

#08555E is a dark, vivid cyan. In RGB it is rgb(8, 85, 94), and in HSL hsl(186, 84%, 20%).

Is #08555E accessible as text?

On white, #08555E has a contrast ratio of 8.50:1 (passes WCAG AA for body text); on black it is 2.47:1 (fails). For text placed on #08555E, use white for the best readability.

What is the closest Tailwind color to #08555E?

The nearest Tailwind CSS token is cyan-900 (#104E64).

What colors go well with #08555E?

#08555E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #5E1108. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #08555E below.

Is #08555E good for buttons?

#08555E works well for buttons and highlights, but use white text on #08555E — black text only reaches 2.47:1, below the 4.5:1 needed for normal-size labels.

Is #08555E the same as CSS darkslategray?

No — #08555E is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#08555E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #08555E

Not just a swatch — here's how #08555E works with other colors. Named schemes with #08555E in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #08555E 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 #08555E 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 #08555E Surface #14161A Highlight #F4F6F8 Secondary #596671 Accent #3D777F

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 #08555E Secondary #715117 Surface #E3DCC0 Accent #395143 Anchor #56233F

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 #08555E Secondary #637679 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 #08555E 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 31/100

Cool

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

Softness 39/100

Low

Middle-weight — neither delicate nor heavy.

Depth 57/100

Moderate

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

Naturalness 5/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 43/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 62/100

High

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

Brand distinctiveness 18/100

Very low

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

UI accent fit 64/100

High

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

Surface fit 37/100

Low

Usable as a tinted surface in measured doses.

Print safety 82/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #08555E

For UI

For branding

For interior

For fashion

People also use #08555E with

Sea Green Navy Rosewood 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 8.5:1. Use

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

Avoid beside #08395E — 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 #08555E 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: #08555E;
  --color-base-rgb: 8 85 94;
  --color-base-oklch: oklch(41.2% 0.068 207.7);
  --color-50: #F0FDFE;
  --color-100: #D8F9FD;
  --color-200: #B4F2F8;
  --color-300: #81E3EE;
  --color-400: #53D1DF;
  --color-500: #30B6C4;
  --color-600: #2D8B95;
  --color-700: #256369;
  --color-800: #1C4145;
  --color-900: #13282A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  dark-slate-gray: {
    50: '#F0FDFE',
    100: '#D8F9FD',
    200: '#B4F2F8',
    300: '#81E3EE',
    400: '#53D1DF',
    500: '#30B6C4',
    600: '#2D8B95',
    700: '#256369',
    800: '#1C4145',
    900: '#13282A',
  },
}

$base: #08555E;
$base-ink: #FFFFFF;
$base-50: #F0FDFE;
$base-100: #D8F9FD;
$base-200: #B4F2F8;
$base-300: #81E3EE;
$base-400: #53D1DF;
$base-500: #30B6C4;
$base-600: #2D8B95;
$base-700: #256369;
$base-800: #1C4145;
$base-900: #13282A;
$base-hover: #07444B;
$base-subtle: #9BE1E9;

{
    "color": {
        "base": {
            "value": "#08555E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FDFE",
                "type": "color"
            },
            "100": {
                "value": "#D8F9FD",
                "type": "color"
            },
            "200": {
                "value": "#B4F2F8",
                "type": "color"
            },
            "300": {
                "value": "#81E3EE",
                "type": "color"
            },
            "400": {
                "value": "#53D1DF",
                "type": "color"
            },
            "500": {
                "value": "#30B6C4",
                "type": "color"
            },
            "600": {
                "value": "#2D8B95",
                "type": "color"
            },
            "700": {
                "value": "#256369",
                "type": "color"
            },
            "800": {
                "value": "#1C4145",
                "type": "color"
            },
            "900": {
                "value": "#13282A",
                "type": "color"
            }
        }
    }
}