What color is #18145E?

#18145E is a dark blue-violet. In RGB it is rgb(24, 20, 94), and in HSL hsl(243, 65%, 22%).

Is #18145E accessible as text?

On white, #18145E has a contrast ratio of 16.15:1 (passes WCAG AA for body text); on black it is 1.30:1 (fails). For text placed on #18145E, use white for the best readability.

What is the closest Tailwind color to #18145E?

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

What colors go well with #18145E?

#18145E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #595D14. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #18145E below.

Is #18145E good for buttons?

#18145E works well for buttons and highlights, but use white text on #18145E — black text only reaches 1.30:1, below the 4.5:1 needed for normal-size labels.

Is #18145E the same as CSS midnightblue?

No — #18145E is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#18145E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #18145E

Not just a swatch — here's how #18145E works with other colors. Named schemes with #18145E in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #18145E Anchor #141210 Accent #DC9759 Secondary #262833 Surface #F3ECE3

Midnight Blue 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.

Moody Editorial Color · 5 colors

Color #18145E Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DB Accent #0D0028

Midnight Blue adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from Midnight Blue.

Coastal Morning Lead · 5 colors

Lead #18145E Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #21344A

Midnight Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Vintage Leather Lead · 5 colors

Lead #18145E Secondary #7F4534 Surface #EED7C2 Accent #365247 Anchor #582239

Midnight Blue plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #18145E Secondary #41465F Support #9D9088 Ink #18140F

Midnight Blue 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 Midnight Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #18145E 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 24/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 22/100

Low

Firm and assertive — carries weight and contrast.

Depth 75/100

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 30/100

Low

A faint retro warmth without tipping into sepia.

Luxury 77/100

High

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

Brand distinctiveness 48/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 28/100

Low

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

Surface fit 30/100

Low

Usable as a tinted surface in measured doses.

Print safety 80/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #18145E

For UI

For branding

For interior

For fashion

People also use #18145E with

Classic Blue Russian Violet Dark Olive Green 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 16.1:1. Use

Subtle surface Use #C6C5EA for cards and hover fills. Tint 80

Avoid beside #30145D — 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 #18145E at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #18145E;
  --color-base-rgb: 24 20 94;
  --color-base-oklch: oklch(25.9% 0.125 275.6);
  --color-50: #F2F2FD;
  --color-100: #DEDDF9;
  --color-200: #BEBCF1;
  --color-300: #928EE2;
  --color-400: #6963CF;
  --color-500: #4741B4;
  --color-600: #3C3889;
  --color-700: #302D62;
  --color-800: #222140;
  --color-900: #171627;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  midnight-blue: {
    50: '#F2F2FD',
    100: '#DEDDF9',
    200: '#BEBCF1',
    300: '#928EE2',
    400: '#6963CF',
    500: '#4741B4',
    600: '#3C3889',
    700: '#302D62',
    800: '#222140',
    900: '#171627',
  },
}

$base: #18145E;
$base-ink: #FFFFFF;
$base-50: #F2F2FD;
$base-100: #DEDDF9;
$base-200: #BEBCF1;
$base-300: #928EE2;
$base-400: #6963CF;
$base-500: #4741B4;
$base-600: #3C3889;
$base-700: #302D62;
$base-800: #222140;
$base-900: #171627;
$base-hover: #13104A;
$base-subtle: #A9A6E1;

{
    "color": {
        "base": {
            "value": "#18145E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F2FD",
                "type": "color"
            },
            "100": {
                "value": "#DEDDF9",
                "type": "color"
            },
            "200": {
                "value": "#BEBCF1",
                "type": "color"
            },
            "300": {
                "value": "#928EE2",
                "type": "color"
            },
            "400": {
                "value": "#6963CF",
                "type": "color"
            },
            "500": {
                "value": "#4741B4",
                "type": "color"
            },
            "600": {
                "value": "#3C3889",
                "type": "color"
            },
            "700": {
                "value": "#302D62",
                "type": "color"
            },
            "800": {
                "value": "#222140",
                "type": "color"
            },
            "900": {
                "value": "#171627",
                "type": "color"
            }
        }
    }
}