What color is #313449?

#313449 is a dark, muted blue-violet. In RGB it is rgb(49, 52, 73), and in HSL hsl(233, 20%, 24%).

Is #313449 accessible as text?

On white, #313449 has a contrast ratio of 12.22:1 (passes WCAG AA for body text); on black it is 1.72:1 (fails). For text placed on #313449, use white for the best readability.

What is the closest Tailwind color to #313449?

The nearest Tailwind CSS token is mauve-700 (#463947).

What colors go well with #313449?

#313449 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #494731. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #313449 below.

Is #313449 good for buttons?

#313449 works well for buttons and highlights, but use white text on #313449 — black text only reaches 1.72:1, below the 4.5:1 needed for normal-size labels.

Is #313449 the same as CSS darkslategray?

No — #313449 is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#313449 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #313449

Not just a swatch — here's how #313449 works with other colors. Named schemes with #313449 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #313449 Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #22344A

Gunmetal 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 #313449 Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

Gunmetal 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 #313449 Secondary #7F4534 Surface #EED7C2 Accent #365247 Anchor #582239

Gunmetal 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.

Luxury Packaging Feature · 5 colors

Feature #313449 Anchor #141210 Accent #DC9758 Secondary #262833 Surface #F3ECE3

Gunmetal Gray carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #313449 Secondary #595B63 Support #9D9088 Ink #18140F

Gunmetal 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 Gunmetal Gray carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #313449 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 43/100

Neutral

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

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 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 32/100

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 14/100

Very low

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

UI accent fit 33/100

Low

Workable accent with care around contrast.

Surface fit 52/100

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 #313449

For UI

For branding

For interior

For fashion

People also use #313449 with

Iron Gray Onyx Taupe Gainsboro

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 12.2:1. Use

Subtle surface Use #D3D4DE for cards and hover fills. Tint 80

Avoid beside #363149 — 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 #313449 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: #313449;
  --color-base-rgb: 49 52 73;
  --color-base-oklch: oklch(33.2% 0.037 277.9);
  --color-50: #F6F6F9;
  --color-100: #E6E7EF;
  --color-200: #CED0DE;
  --color-300: #ABAEC5;
  --color-400: #888CAA;
  --color-500: #696D8C;
  --color-600: #54576D;
  --color-700: #3F414F;
  --color-800: #2C2D35;
  --color-900: #1C1D21;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  gunmetal-gray: {
    50: '#F6F6F9',
    100: '#E6E7EF',
    200: '#CED0DE',
    300: '#ABAEC5',
    400: '#888CAA',
    500: '#696D8C',
    600: '#54576D',
    700: '#3F414F',
    800: '#2C2D35',
    900: '#1C1D21',
  },
}

$base: #313449;
$base-ink: #FFFFFF;
$base-50: #F6F6F9;
$base-100: #E6E7EF;
$base-200: #CED0DE;
$base-300: #ABAEC5;
$base-400: #888CAA;
$base-500: #696D8C;
$base-600: #54576D;
$base-700: #3F414F;
$base-800: #2C2D35;
$base-900: #1C1D21;
$base-hover: #27293B;
$base-subtle: #BCBECE;

{
    "color": {
        "base": {
            "value": "#313449",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F6F9",
                "type": "color"
            },
            "100": {
                "value": "#E6E7EF",
                "type": "color"
            },
            "200": {
                "value": "#CED0DE",
                "type": "color"
            },
            "300": {
                "value": "#ABAEC5",
                "type": "color"
            },
            "400": {
                "value": "#888CAA",
                "type": "color"
            },
            "500": {
                "value": "#696D8C",
                "type": "color"
            },
            "600": {
                "value": "#54576D",
                "type": "color"
            },
            "700": {
                "value": "#3F414F",
                "type": "color"
            },
            "800": {
                "value": "#2C2D35",
                "type": "color"
            },
            "900": {
                "value": "#1C1D21",
                "type": "color"
            }
        }
    }
}