What color is #45503B?

#45503B is a dark low-chroma cool gray with a subtle cool cast. In RGB it is rgb(69, 80, 59), and in HSL hsl(91, 15%, 27%).

Is #45503B accessible as text?

On white, #45503B has a contrast ratio of 8.52:1 (passes WCAG AA for body text); on black it is 2.46:1 (fails). For text placed on #45503B, use white for the best readability.

What is the closest Tailwind color to #45503B?

The nearest Tailwind CSS token is stone-600 (#57534D).

What colors go well with #45503B?

As a neutral, #45503B 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 #45503B the same as CSS darkslategray?

No — #45503B 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.

#45503B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #45503B

Not just a swatch — here's how #45503B works with other colors. Named schemes with #45503B in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #45503B Secondary #4F6B3A Accent #AF6A00 Surface #EFE9D6 Anchor #3D2F21

Outer Space leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Vintage Leather Lead · 5 colors

Lead #45503B Secondary #764D1D Surface #E6DBC0 Accent #3D513F Anchor #5B2323

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.

Modern Café Dominant · 5 colors

Dominant #45503B Anchor #392B1E Surface #EEE4D0 Accent #899A6C Secondary #3A3833

Outer Space 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.

Japanese Sand Base · 5 colors

Base #45503B Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Outer Space sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #45503B Secondary #70756D Support #999286 Ink #17140F

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 #45503B 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 52/100

Neutral

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

Softness 42/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 55/100

Moderate

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

Naturalness 53/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 48/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 59/100

Moderate

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

Brand distinctiveness 14/100

Very low

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

UI accent fit 51/100

Moderate

Workable accent with care around contrast.

Surface fit 47/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #45503B

For UI

For branding

For interior

For fashion

People also use #45503B with

Ebony Dark Slate Gray Charcoal Platinum Outer Space

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 #DADED6 for cards and hover fills. Tint 80

Avoid beside #3E4F3B — 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 #45503B 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: #45503B;
  --color-base-rgb: 69 80 59;
  --color-base-oklch: oklch(41.5% 0.037 130.4);
  --color-50: #F7F9F6;
  --color-100: #EAEEE7;
  --color-200: #D6DCD0;
  --color-300: #B7C1AE;
  --color-400: #99A58D;
  --color-500: #7A886D;
  --color-600: #616A58;
  --color-700: #474D41;
  --color-800: #30342D;
  --color-900: #1F211D;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  outer-space: {
    50: '#F7F9F6',
    100: '#EAEEE7',
    200: '#D6DCD0',
    300: '#B7C1AE',
    400: '#99A58D',
    500: '#7A886D',
    600: '#616A58',
    700: '#474D41',
    800: '#30342D',
    900: '#1F211D',
  },
}

$base: #45503B;
$base-ink: #FFFFFF;
$base-50: #F7F9F6;
$base-100: #EAEEE7;
$base-200: #D6DCD0;
$base-300: #B7C1AE;
$base-400: #99A58D;
$base-500: #7A886D;
$base-600: #616A58;
$base-700: #474D41;
$base-800: #30342D;
$base-900: #1F211D;
$base-hover: #373F2F;
$base-subtle: #C7CEC1;

{
    "color": {
        "base": {
            "value": "#45503B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F9F6",
                "type": "color"
            },
            "100": {
                "value": "#EAEEE7",
                "type": "color"
            },
            "200": {
                "value": "#D6DCD0",
                "type": "color"
            },
            "300": {
                "value": "#B7C1AE",
                "type": "color"
            },
            "400": {
                "value": "#99A58D",
                "type": "color"
            },
            "500": {
                "value": "#7A886D",
                "type": "color"
            },
            "600": {
                "value": "#616A58",
                "type": "color"
            },
            "700": {
                "value": "#474D41",
                "type": "color"
            },
            "800": {
                "value": "#30342D",
                "type": "color"
            },
            "900": {
                "value": "#1F211D",
                "type": "color"
            }
        }
    }
}

Palettes built on #45503B

Color Lab

Pairs with #45503B

UI roles & guardrails

In real applications

Scales

Every model

Export