What color is #054248?

#054248 is a very dark, vivid cyan. In RGB it is rgb(5, 66, 72), and in HSL hsl(185, 87%, 15%).

Is #054248 accessible as text?

On white, #054248 has a contrast ratio of 11.17:1 (passes WCAG AA for body text); on black it is 1.88:1 (fails). For text placed on #054248, use white for the best readability.

What is the closest Tailwind color to #054248?

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

What colors go well with #054248?

#054248 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #480B05. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #054248 below.

Is #054248 good for buttons?

#054248 works well for buttons and highlights, but use white text on #054248 — black text only reaches 1.88:1, below the 4.5:1 needed for normal-size labels.

Is #054248 the same as CSS darkslategray?

No — #054248 is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#054248 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #054248

Not just a swatch — here's how #054248 works with other colors. Named schemes with #054248 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #054248 Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Bottle 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 #054248 Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

Bottle Green 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 #054248 Surface #14161A Highlight #F4F6F8 Secondary #596671 Accent #346268

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

Vintage Leather Lead · 5 colors

Lead #054248 Secondary #715117 Surface #E3DCC0 Accent #395143 Anchor #56233F

Bottle 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.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #054248 Secondary #536365 Support #979286 Ink #16140F

Bottle 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 Bottle Green carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #054248 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 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 63/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 5/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 36/100

Low

A faint retro warmth without tipping into sepia.

Luxury 66/100

High

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

Brand distinctiveness 22/100

Low

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

UI accent fit 42/100

Moderate

Workable accent with care around contrast.

Surface fit 45/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 85/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #054248

For UI

For branding

For interior

For fashion

People also use #054248 with

Hunter Green Navy 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 11.2:1. Use

Subtle surface Use #B8EAEF for cards and hover fills. Tint 80

Avoid beside #052C48 — 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 #054248 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: #054248;
  --color-base-rgb: 5 66 72;
  --color-base-oklch: oklch(34.7% 0.057 205.5);
  --color-50: #F0FDFE;
  --color-100: #D8FAFD;
  --color-200: #B3F4FA;
  --color-300: #7FE6F0;
  --color-400: #51D5E1;
  --color-500: #2EBAC7;
  --color-600: #2B8E97;
  --color-700: #24656B;
  --color-800: #1C4245;
  --color-900: #13282A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  bottle-green: {
    50: '#F0FDFE',
    100: '#D8FAFD',
    200: '#B3F4FA',
    300: '#7FE6F0',
    400: '#51D5E1',
    500: '#2EBAC7',
    600: '#2B8E97',
    700: '#24656B',
    800: '#1C4245',
    900: '#13282A',
  },
}

$base: #054248;
$base-ink: #FFFFFF;
$base-50: #F0FDFE;
$base-100: #D8FAFD;
$base-200: #B3F4FA;
$base-300: #7FE6F0;
$base-400: #51D5E1;
$base-500: #2EBAC7;
$base-600: #2B8E97;
$base-700: #24656B;
$base-800: #1C4245;
$base-900: #13282A;
$base-hover: #043539;
$base-subtle: #93E2E9;

{
    "color": {
        "base": {
            "value": "#054248",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FDFE",
                "type": "color"
            },
            "100": {
                "value": "#D8FAFD",
                "type": "color"
            },
            "200": {
                "value": "#B3F4FA",
                "type": "color"
            },
            "300": {
                "value": "#7FE6F0",
                "type": "color"
            },
            "400": {
                "value": "#51D5E1",
                "type": "color"
            },
            "500": {
                "value": "#2EBAC7",
                "type": "color"
            },
            "600": {
                "value": "#2B8E97",
                "type": "color"
            },
            "700": {
                "value": "#24656B",
                "type": "color"
            },
            "800": {
                "value": "#1C4245",
                "type": "color"
            },
            "900": {
                "value": "#13282A",
                "type": "color"
            }
        }
    }
}