What color is #1D2139?

#1D2139 is a very dark, muted blue-violet. In RGB it is rgb(29, 33, 57), and in HSL hsl(231, 33%, 17%).

Is #1D2139 accessible as text?

On white, #1D2139 has a contrast ratio of 15.80:1 (passes WCAG AA for body text); on black it is 1.33:1 (fails). For text placed on #1D2139, use white for the best readability.

What is the closest Tailwind color to #1D2139?

The nearest Tailwind CSS token is mauve-800 (#2A212C).

What colors go well with #1D2139?

#1D2139 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3A351D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #1D2139 below.

Is #1D2139 good for buttons?

#1D2139 works well for buttons and highlights, but use white text on #1D2139 — black text only reaches 1.33:1, below the 4.5:1 needed for normal-size labels.

Is #1D2139 the same as CSS midnightblue?

No — #1D2139 is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#1D2139 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #1D2139

Not just a swatch — here's how #1D2139 works with other colors. Named schemes with #1D2139 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #1D2139 Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #21344A

Graphite 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 #1D2139 Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

Graphite 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 #1D2139 Secondary #7F4534 Surface #EED7C2 Accent #365247 Anchor #582239

Graphite 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 #1D2139 Anchor #141210 Accent #DC9759 Secondary #262833 Surface #F3ECE3

Graphite 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 #1D2139 Secondary #444650 Support #9D9088 Ink #18140F

Graphite 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 Graphite carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #1D2139 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 41/100

Neutral

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

Softness 27/100

Low

Firm and assertive — carries weight and contrast.

Depth 71/100

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 28/100

Low

A faint retro warmth without tipping into sepia.

Luxury 73/100

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 19/100

Very low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 54/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 93/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #1D2139

For UI

For branding

For interior

For fashion

People also use #1D2139 with

Charcoal Russian Violet Espresso Gainsboro Prussian Blue

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 15.8:1. Use

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

Avoid beside #221D3A — 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 #1D2139 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: #1D2139;
  --color-base-rgb: 29 33 57;
  --color-base-oklch: oklch(25.6% 0.046 275.5);
  --color-50: #F5F5FA;
  --color-100: #E3E6F2;
  --color-200: #C9CDE4;
  --color-300: #A2A9CD;
  --color-400: #7E86B4;
  --color-500: #5D6697;
  --color-600: #4C5375;
  --color-700: #3A3E55;
  --color-800: #292B38;
  --color-900: #1A1B23;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F5F5FA',
    100: '#E3E6F2',
    200: '#C9CDE4',
    300: '#A2A9CD',
    400: '#7E86B4',
    500: '#5D6697',
    600: '#4C5375',
    700: '#3A3E55',
    800: '#292B38',
    900: '#1A1B23',
  },
}

$base: #1D2139;
$base-ink: #FFFFFF;
$base-50: #F5F5FA;
$base-100: #E3E6F2;
$base-200: #C9CDE4;
$base-300: #A2A9CD;
$base-400: #7E86B4;
$base-500: #5D6697;
$base-600: #4C5375;
$base-700: #3A3E55;
$base-800: #292B38;
$base-900: #1A1B23;
$base-hover: #171B2E;
$base-subtle: #B0B4CF;

{
    "color": {
        "base": {
            "value": "#1D2139",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F5FA",
                "type": "color"
            },
            "100": {
                "value": "#E3E6F2",
                "type": "color"
            },
            "200": {
                "value": "#C9CDE4",
                "type": "color"
            },
            "300": {
                "value": "#A2A9CD",
                "type": "color"
            },
            "400": {
                "value": "#7E86B4",
                "type": "color"
            },
            "500": {
                "value": "#5D6697",
                "type": "color"
            },
            "600": {
                "value": "#4C5375",
                "type": "color"
            },
            "700": {
                "value": "#3A3E55",
                "type": "color"
            },
            "800": {
                "value": "#292B38",
                "type": "color"
            },
            "900": {
                "value": "#1A1B23",
                "type": "color"
            }
        }
    }
}

Palettes built on #1D2139

Color Lab

Pairs with #1D2139

UI roles & guardrails

In real applications

Scales

Every model

Export