What color is #0B554F?

#0B554F is a dark, vivid teal. In RGB it is rgb(11, 85, 79), and in HSL hsl(175, 77%, 19%).

Is #0B554F accessible as text?

On white, #0B554F has a contrast ratio of 8.65:1 (passes WCAG AA for body text); on black it is 2.43:1 (fails). For text placed on #0B554F, use white for the best readability.

What is the closest Tailwind color to #0B554F?

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

What colors go well with #0B554F?

#0B554F pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #560B11. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #0B554F below.

Is #0B554F good for buttons?

#0B554F works well for buttons and highlights, but use white text on #0B554F — black text only reaches 2.43:1, below the 4.5:1 needed for normal-size labels.

Is #0B554F the same as CSS darkslategray?

No — #0B554F is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#0B554F Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #0B554F

Not just a swatch — here's how #0B554F works with other colors. Named schemes with #0B554F in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #0B554F Accent #A7C4BD Surface #E0DABE Secondary #9AA0A0 Anchor #1C3549

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 #0B554F Secondary #AEB4B8 Surface #F1F2F0 Support #7994A4 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.

Vintage Leather Lead · 5 colors

Lead #0B554F Secondary #725018 Surface #E4DCC0 Accent #3A5142 Anchor #5B241D

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.

Modern Café Dominant · 5 colors

Dominant #0B554F Anchor #382B1E Surface #ECE4D0 Accent #829C71 Secondary #3A3833

Dark Slate Gray 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 #0B554F Secondary #627573 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 #0B554F 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 38/100

Low

Middle-weight — neither delicate nor heavy.

Depth 58/100

Moderate

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

Naturalness 21/100

Low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 45/100

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 62/100

High

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

Surface fit 38/100

Low

Usable as a tinted surface in measured doses.

Print safety 84/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #0B554F

For UI

For branding

For interior

For fashion

People also use #0B554F with

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 8.7:1. Use

Subtle surface Use #BFEDE9 for cards and hover fills. Tint 80

Avoid beside #0B4356 — 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 #0B554F 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: #0B554F;
  --color-base-rgb: 11 85 79;
  --color-base-oklch: oklch(40.6% 0.067 186.3);
  --color-50: #F1FEFD;
  --color-100: #DAFBF8;
  --color-200: #B7F5F0;
  --color-300: #86E9E1;
  --color-400: #59D9CE;
  --color-500: #37BEB3;
  --color-600: #319189;
  --color-700: #286661;
  --color-800: #1E4340;
  --color-900: #142927;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  dark-slate-gray: {
    50: '#F1FEFD',
    100: '#DAFBF8',
    200: '#B7F5F0',
    300: '#86E9E1',
    400: '#59D9CE',
    500: '#37BEB3',
    600: '#319189',
    700: '#286661',
    800: '#1E4340',
    900: '#142927',
  },
}

$base: #0B554F;
$base-ink: #FFFFFF;
$base-50: #F1FEFD;
$base-100: #DAFBF8;
$base-200: #B7F5F0;
$base-300: #86E9E1;
$base-400: #59D9CE;
$base-500: #37BEB3;
$base-600: #319189;
$base-700: #286661;
$base-800: #1E4340;
$base-900: #142927;
$base-hover: #094540;
$base-subtle: #9DE5DF;

{
    "color": {
        "base": {
            "value": "#0B554F",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEFD",
                "type": "color"
            },
            "100": {
                "value": "#DAFBF8",
                "type": "color"
            },
            "200": {
                "value": "#B7F5F0",
                "type": "color"
            },
            "300": {
                "value": "#86E9E1",
                "type": "color"
            },
            "400": {
                "value": "#59D9CE",
                "type": "color"
            },
            "500": {
                "value": "#37BEB3",
                "type": "color"
            },
            "600": {
                "value": "#319189",
                "type": "color"
            },
            "700": {
                "value": "#286661",
                "type": "color"
            },
            "800": {
                "value": "#1E4340",
                "type": "color"
            },
            "900": {
                "value": "#142927",
                "type": "color"
            }
        }
    }
}