What color is #415155?

#415155 is a dark low-chroma cool gray with a subtle cool cast. In RGB it is rgb(65, 81, 85), and in HSL hsl(192, 13%, 29%).

Is #415155 accessible as text?

On white, #415155 has a contrast ratio of 8.29:1 (passes WCAG AA for body text); on black it is 2.53:1 (fails). For text placed on #415155, use white for the best readability.

What is the closest Tailwind color to #415155?

The nearest Tailwind CSS token is neutral-600 (#525252).

What colors go well with #415155?

As a neutral, #415155 pairs cleanly with white, off-white and light grays for text, and sits under accent hues like blue, violet, emerald or warm orange — use it as a dark surface or high-contrast base and let the accent carry the color.

Is #415155 the same as CSS darkslategray?

No — #415155 is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#415155 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #415155

Not just a swatch — here's how #415155 works with other colors. Named schemes with #415155 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #415155 Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1E3549

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

Tech Product Signal · 5 colors

Signal #415155 Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #637376

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

Nordic Calm Accent · 5 colors

Accent #415155 Secondary #AEB4B8 Surface #F1F2F0 Support #7B94A5 Anchor #2E3236

Outer Space 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 #415155 Secondary #705116 Surface #E3DCC0 Accent #395143 Anchor #56233F

Outer Space 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 #415155 Secondary #717678 Support #969386 Ink #16140F

Outer Space 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 Outer Space carrying the quiet middle.

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Color Lab

How #415155 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 44/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 44/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 54/100

Moderate

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

Naturalness 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 31/100

Low

A faint retro warmth without tipping into sepia.

Luxury 57/100

Moderate

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

Brand distinctiveness 8/100

Very low

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

UI accent fit 46/100

Moderate

Workable accent with care around contrast.

Surface fit 51/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 94/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #415155

For UI

For branding

For interior

For fashion

People also use #415155 with

Dim Gray Charcoal Outer Space Platinum

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 8.3:1. Use

Subtle surface Use #D7DDDE for cards and hover fills. Tint 80

Avoid beside #404954 — 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 #415155 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: #415155;
  --color-base-rgb: 65 81 85;
  --color-base-oklch: oklch(42.3% 0.021 214.6);
  --color-50: #F6F8F8;
  --color-100: #E8ECED;
  --color-200: #D1D9DB;
  --color-300: #AFBDC0;
  --color-400: #8E9FA4;
  --color-500: #6F8186;
  --color-600: #596669;
  --color-700: #424B4D;
  --color-800: #2D3234;
  --color-900: #1D2020;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  outer-space: {
    50: '#F6F8F8',
    100: '#E8ECED',
    200: '#D1D9DB',
    300: '#AFBDC0',
    400: '#8E9FA4',
    500: '#6F8186',
    600: '#596669',
    700: '#424B4D',
    800: '#2D3234',
    900: '#1D2020',
  },
}

$base: #415155;
$base-ink: #FFFFFF;
$base-50: #F6F8F8;
$base-100: #E8ECED;
$base-200: #D1D9DB;
$base-300: #AFBDC0;
$base-400: #8E9FA4;
$base-500: #6F8186;
$base-600: #596669;
$base-700: #424B4D;
$base-800: #2D3234;
$base-900: #1D2020;
$base-hover: #334043;
$base-subtle: #C3CCCE;

{
    "color": {
        "base": {
            "value": "#415155",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F8F8",
                "type": "color"
            },
            "100": {
                "value": "#E8ECED",
                "type": "color"
            },
            "200": {
                "value": "#D1D9DB",
                "type": "color"
            },
            "300": {
                "value": "#AFBDC0",
                "type": "color"
            },
            "400": {
                "value": "#8E9FA4",
                "type": "color"
            },
            "500": {
                "value": "#6F8186",
                "type": "color"
            },
            "600": {
                "value": "#596669",
                "type": "color"
            },
            "700": {
                "value": "#424B4D",
                "type": "color"
            },
            "800": {
                "value": "#2D3234",
                "type": "color"
            },
            "900": {
                "value": "#1D2020",
                "type": "color"
            }
        }
    }
}

Palettes built on #415155

Color Lab

Pairs with #415155

UI roles & guardrails

In real applications

Scales

Every model

Export