What color is #17042A?

#17042A is a very dark, vivid violet. In RGB it is rgb(23, 4, 42), and in HSL hsl(270, 83%, 9%).

Is #17042A accessible as text?

On white, #17042A has a contrast ratio of 19.32:1 (passes WCAG AA for body text); on black it is 1.09:1 (fails). For text placed on #17042A, use white for the best readability.

What is the closest Tailwind color to #17042A?

The nearest Tailwind CSS token is mauve-900 (#1D161E).

What colors go well with #17042A?

#17042A pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #172A04. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #17042A below.

Is #17042A good for buttons?

#17042A works well for buttons and highlights, but use white text on #17042A — black text only reaches 1.09:1, below the 4.5:1 needed for normal-size labels.

Is #17042A the same as CSS midnightblue?

No — #17042A 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.

#17042A Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #17042A

Not just a swatch — here's how #17042A works with other colors. Named schemes with #17042A in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #17042A Accent #A5C4C4 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334B

Jet Black 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 #17042A Secondary #AFB4B8 Surface #F1F2F0 Support #7F92A7 Anchor #2E3236

Jet Black 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 #17042A Secondary #7E4631 Surface #EDD8C1 Accent #355248 Anchor #592236

Jet Black 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 #17042A Anchor #141210 Accent #D99855 Secondary #2B2731 Surface #F3ECE3

Jet Black 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 #17042A Secondary #332E3C Support #9C9088 Ink #18140F

Jet Black 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 Jet Black carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #17042A 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 17/100

Very low

Firm and assertive — carries weight and contrast.

Depth 81/100

Very 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 30/100

Low

A faint retro warmth without tipping into sepia.

Luxury 82/100

Very high

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

Brand distinctiveness 29/100

Low

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

UI accent fit 9/100

Very low

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

Surface fit 51/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 91/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #17042A

For UI

For branding

For interior

For fashion

People also use #17042A with

Navy Deep Purple Graphite Gainsboro Onyx

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 19.3:1. Use

Subtle surface Use #D1B5EC for cards and hover fills. Tint 80

Avoid beside #24042A — 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 #17042A 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: #17042A;
  --color-base-rgb: 23 4 42;
  --color-base-oklch: oklch(17.3% 0.075 302.7);
  --color-50: #F7F0FE;
  --color-100: #EBD9FD;
  --color-200: #D6B4F8;
  --color-300: #B882ED;
  --color-400: #9954DE;
  --color-500: #7A31C3;
  --color-600: #612D95;
  --color-700: #472669;
  --color-800: #301C44;
  --color-900: #1F132A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F7F0FE',
    100: '#EBD9FD',
    200: '#D6B4F8',
    300: '#B882ED',
    400: '#9954DE',
    500: '#7A31C3',
    600: '#612D95',
    700: '#472669',
    800: '#301C44',
    900: '#1F132A',
  },
}

$base: #17042A;
$base-ink: #FFFFFF;
$base-50: #F7F0FE;
$base-100: #EBD9FD;
$base-200: #D6B4F8;
$base-300: #B882ED;
$base-400: #9954DE;
$base-500: #7A31C3;
$base-600: #612D95;
$base-700: #472669;
$base-800: #301C44;
$base-900: #1F132A;
$base-hover: #120322;
$base-subtle: #B98DE5;

{
    "color": {
        "base": {
            "value": "#17042A",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F0FE",
                "type": "color"
            },
            "100": {
                "value": "#EBD9FD",
                "type": "color"
            },
            "200": {
                "value": "#D6B4F8",
                "type": "color"
            },
            "300": {
                "value": "#B882ED",
                "type": "color"
            },
            "400": {
                "value": "#9954DE",
                "type": "color"
            },
            "500": {
                "value": "#7A31C3",
                "type": "color"
            },
            "600": {
                "value": "#612D95",
                "type": "color"
            },
            "700": {
                "value": "#472669",
                "type": "color"
            },
            "800": {
                "value": "#301C44",
                "type": "color"
            },
            "900": {
                "value": "#1F132A",
                "type": "color"
            }
        }
    }
}

Palettes built on #17042A

Color Lab

Pairs with #17042A

UI roles & guardrails

In real applications

Scales

Every model

Export