What color is #1D103A?

#1D103A is a very dark indigo. In RGB it is rgb(29, 16, 58), and in HSL hsl(259, 57%, 15%).

Is #1D103A accessible as text?

On white, #1D103A has a contrast ratio of 17.68:1 (passes WCAG AA for body text); on black it is 1.19:1 (fails). For text placed on #1D103A, use white for the best readability.

What is the closest Tailwind color to #1D103A?

The nearest Tailwind CSS token is indigo-950 (#1E1A4D).

What colors go well with #1D103A?

#1D103A pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #2E3C10. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #1D103A below.

Is #1D103A good for buttons?

#1D103A works well for buttons and highlights, but use white text on #1D103A — black text only reaches 1.19:1, below the 4.5:1 needed for normal-size labels.

Is #1D103A the same as CSS midnightblue?

No — #1D103A is not the CSS named color midnightblue, but midnightblue (#191970) 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.

#1D103A Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #1D103A

Not just a swatch — here's how #1D103A works with other colors. Named schemes with #1D103A in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #1D103A Accent #A5C4C3 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334A

Russian Violet 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 #1D103A Secondary #AFB4B8 Surface #F1F2F0 Support #7F92A7 Anchor #2E3236

Russian Violet 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 #1D103A Secondary #7E4632 Surface #EDD8C2 Accent #355248 Anchor #582237

Russian Violet 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 #1D103A Anchor #141210 Accent #DA9856 Secondary #292732 Surface #F3ECE3

Russian Violet 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 #1D103A Secondary #3D3A4A Support #9D9088 Ink #18140F

Russian Violet 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 Russian Violet carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #1D103A 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 40/100

Neutral

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

Softness 21/100

Low

Firm and assertive — carries weight and contrast.

Depth 76/100

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 34/100

Low

A faint retro warmth without tipping into sepia.

Luxury 79/100

High

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

Brand distinctiveness 30/100

Low

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

UI accent fit 16/100

Very low

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

Surface fit 47/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 90/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #1D103A

For UI

For branding

For interior

For fashion

People also use #1D103A with

Prussian Blue Deep Purple British Racing Green Gainsboro Russian Violet

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 17.7:1. Use

Subtle surface Use #CDC2E5 for cards and hover fills. Tint 80

Avoid beside #2D103C — 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 #1D103A 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: #1D103A;
  --color-base-rgb: 29 16 58;
  --color-base-oklch: oklch(21.9% 0.077 293.2);
  --color-50: #F6F3FC;
  --color-100: #E6DEF7;
  --color-200: #CEBFED;
  --color-300: #AA93DC;
  --color-400: #886AC8;
  --color-500: #6848AD;
  --color-600: #543D84;
  --color-700: #3F305E;
  --color-800: #2B233E;
  --color-900: #1C1726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  russian-violet: {
    50: '#F6F3FC',
    100: '#E6DEF7',
    200: '#CEBFED',
    300: '#AA93DC',
    400: '#886AC8',
    500: '#6848AD',
    600: '#543D84',
    700: '#3F305E',
    800: '#2B233E',
    900: '#1C1726',
  },
}

$base: #1D103A;
$base-ink: #FFFFFF;
$base-50: #F6F3FC;
$base-100: #E6DEF7;
$base-200: #CEBFED;
$base-300: #AA93DC;
$base-400: #886AC8;
$base-500: #6848AD;
$base-600: #543D84;
$base-700: #3F305E;
$base-800: #2B233E;
$base-900: #1C1726;
$base-hover: #180D30;
$base-subtle: #B4A2DA;

{
    "color": {
        "base": {
            "value": "#1D103A",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F3FC",
                "type": "color"
            },
            "100": {
                "value": "#E6DEF7",
                "type": "color"
            },
            "200": {
                "value": "#CEBFED",
                "type": "color"
            },
            "300": {
                "value": "#AA93DC",
                "type": "color"
            },
            "400": {
                "value": "#886AC8",
                "type": "color"
            },
            "500": {
                "value": "#6848AD",
                "type": "color"
            },
            "600": {
                "value": "#543D84",
                "type": "color"
            },
            "700": {
                "value": "#3F305E",
                "type": "color"
            },
            "800": {
                "value": "#2B233E",
                "type": "color"
            },
            "900": {
                "value": "#1C1726",
                "type": "color"
            }
        }
    }
}