What color is #09133F?

#09133F is a very dark, vivid blue. In RGB it is rgb(9, 19, 63), and in HSL hsl(229, 75%, 14%).

Is #09133F accessible as text?

On white, #09133F has a contrast ratio of 17.85:1 (passes WCAG AA for body text); on black it is 1.18:1 (fails). For text placed on #09133F, use white for the best readability.

What is the closest Tailwind color to #09133F?

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

What colors go well with #09133F?

#09133F pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3E3509. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #09133F below.

Is #09133F good for buttons?

#09133F works well for buttons and highlights, but use white text on #09133F — black text only reaches 1.18:1, below the 4.5:1 needed for normal-size labels.

Is #09133F the same as CSS midnightblue?

No — #09133F is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#09133F Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #09133F

Not just a swatch — here's how #09133F works with other colors. Named schemes with #09133F in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #09133F Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Navy 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 #09133F Secondary #AEB4B8 Surface #F1F2F0 Support #7D92A7 Anchor #2E3236

Navy keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Tech Product Signal · 5 colors

Signal #09133F Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #25335D

Navy is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Navy.

Vintage Leather Lead · 5 colors

Lead #09133F Secondary #7F4535 Surface #EED7C2 Accent #365246 Anchor #58223A

Navy 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 #09133F Secondary #343B4B Support #9D8F88 Ink #18140F

Navy 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 Navy carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #09133F 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 30/100

Cool

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

Softness 21/100

Low

Firm and assertive — carries weight and contrast.

Depth 78/100

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 31/100

Low

A faint retro warmth without tipping into sepia.

Luxury 80/100

High

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

Brand distinctiveness 33/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 15/100

Very low

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

Surface fit 45/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 85/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #09133F

For UI

For branding

For interior

For fashion

People also use #09133F with

Dark Slate Gray Deep Purple Espresso Gainsboro Gunmetal Gray

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 17.8:1. Use

Subtle surface Use #BBC4EB for cards and hover fills. Tint 80

Avoid beside #11093E — 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 #09133F at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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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: #09133F;
  --color-base-rgb: 9 19 63;
  --color-base-oklch: oklch(21.2% 0.085 268.2);
  --color-50: #F1F3FE;
  --color-100: #DAE0FB;
  --color-200: #B8C3F5;
  --color-300: #8799E8;
  --color-400: #5B72D7;
  --color-500: #3851BC;
  --color-600: #324390;
  --color-700: #293466;
  --color-800: #1E2542;
  --color-900: #141829;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  navy: {
    50: '#F1F3FE',
    100: '#DAE0FB',
    200: '#B8C3F5',
    300: '#8799E8',
    400: '#5B72D7',
    500: '#3851BC',
    600: '#324390',
    700: '#293466',
    800: '#1E2542',
    900: '#141829',
  },
}

$base: #09133F;
$base-ink: #FFFFFF;
$base-50: #F1F3FE;
$base-100: #DAE0FB;
$base-200: #B8C3F5;
$base-300: #8799E8;
$base-400: #5B72D7;
$base-500: #3851BC;
$base-600: #324390;
$base-700: #293466;
$base-800: #1E2542;
$base-900: #141829;
$base-hover: #070F32;
$base-subtle: #98A5E3;

{
    "color": {
        "base": {
            "value": "#09133F",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F3FE",
                "type": "color"
            },
            "100": {
                "value": "#DAE0FB",
                "type": "color"
            },
            "200": {
                "value": "#B8C3F5",
                "type": "color"
            },
            "300": {
                "value": "#8799E8",
                "type": "color"
            },
            "400": {
                "value": "#5B72D7",
                "type": "color"
            },
            "500": {
                "value": "#3851BC",
                "type": "color"
            },
            "600": {
                "value": "#324390",
                "type": "color"
            },
            "700": {
                "value": "#293466",
                "type": "color"
            },
            "800": {
                "value": "#1E2542",
                "type": "color"
            },
            "900": {
                "value": "#141829",
                "type": "color"
            }
        }
    }
}