What color is #170423?

#170423 is a very dark, vivid violet. In RGB it is rgb(23, 4, 35), and in HSL hsl(277, 79%, 8%).

Is #170423 accessible as text?

On white, #170423 has a contrast ratio of 19.48:1 (passes WCAG AA for body text); on black it is 1.08:1 (fails). For text placed on #170423, use white for the best readability.

What is the closest Tailwind color to #170423?

The nearest Tailwind CSS token is mauve-950 (#0C090C).

What colors go well with #170423?

#170423 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #112504. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #170423 below.

Is #170423 good for buttons?

#170423 works well for buttons and highlights, but use white text on #170423 — black text only reaches 1.08:1, below the 4.5:1 needed for normal-size labels.

Is #170423 the same as CSS midnightblue?

No — #170423 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.

#170423 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #170423

Not just a swatch — here's how #170423 works with other colors. Named schemes with #170423 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #170423 Secondary #7E4630 Surface #EDD8C1 Accent #355249 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.

Japanese Sand Base · 5 colors

Base #170423 Surface #F1E8DC Highlight #F8F0E7 Secondary #BDADA1 Ink #2C2723

Jet Black 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.

Luxury Packaging Feature · 5 colors

Feature #170423 Anchor #141210 Accent #D99954 Secondary #2C2630 Surface #F3EDE3

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 #170423 Secondary #332C38 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.

Berry & Cream Lead · 5 colors

Lead #170423 Surface #F5E6D7 Anchor #5C213F Accent #E5C2C7 Secondary #332B2F

Jet Black sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Build a working theme in the generator →

Color Lab

How #170423 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 47/100

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 28/100

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 25/100

Low

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

UI accent fit 8/100

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 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #170423

For UI

For branding

For interior

For fashion

People also use #170423 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 19.5:1. Use

Subtle surface Use #D6B5EB for cards and hover fills. Tint 80

Avoid beside #230425 — 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 #170423 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: #170423;
  --color-base-rgb: 23 4 35;
  --color-base-oklch: oklch(16.6% 0.066 310.0);
  --color-50: #F9F1FE;
  --color-100: #EFDAFC;
  --color-200: #DEB6F6;
  --color-300: #C385EB;
  --color-400: #A858DA;
  --color-500: #8B35C0;
  --color-600: #6C3092;
  --color-700: #4F2867;
  --color-800: #351D43;
  --color-900: #211429;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F9F1FE',
    100: '#EFDAFC',
    200: '#DEB6F6',
    300: '#C385EB',
    400: '#A858DA',
    500: '#8B35C0',
    600: '#6C3092',
    700: '#4F2867',
    800: '#351D43',
    900: '#211429',
  },
}

$base: #170423;
$base-ink: #FFFFFF;
$base-50: #F9F1FE;
$base-100: #EFDAFC;
$base-200: #DEB6F6;
$base-300: #C385EB;
$base-400: #A858DA;
$base-500: #8B35C0;
$base-600: #6C3092;
$base-700: #4F2867;
$base-800: #351D43;
$base-900: #211429;
$base-hover: #13031D;
$base-subtle: #C28EE3;

{
    "color": {
        "base": {
            "value": "#170423",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9F1FE",
                "type": "color"
            },
            "100": {
                "value": "#EFDAFC",
                "type": "color"
            },
            "200": {
                "value": "#DEB6F6",
                "type": "color"
            },
            "300": {
                "value": "#C385EB",
                "type": "color"
            },
            "400": {
                "value": "#A858DA",
                "type": "color"
            },
            "500": {
                "value": "#8B35C0",
                "type": "color"
            },
            "600": {
                "value": "#6C3092",
                "type": "color"
            },
            "700": {
                "value": "#4F2867",
                "type": "color"
            },
            "800": {
                "value": "#351D43",
                "type": "color"
            },
            "900": {
                "value": "#211429",
                "type": "color"
            }
        }
    }
}

Palettes built on #170423

Color Lab

Pairs with #170423

UI roles & guardrails

In real applications

Scales

Every model

Export