What color is #263159?

#263159 is a dark blue. In RGB it is rgb(38, 49, 89), and in HSL hsl(227, 40%, 25%).

Is #263159 accessible as text?

On white, #263159 has a contrast ratio of 12.61:1 (passes WCAG AA for body text); on black it is 1.67:1 (fails). For text placed on #263159, use white for the best readability.

What is the closest Tailwind color to #263159?

The nearest Tailwind CSS token is sky-950 (#052F4A).

What colors go well with #263159?

#263159 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #594E26. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #263159 below.

Is #263159 good for buttons?

#263159 works well for buttons and highlights, but use white text on #263159 — black text only reaches 1.67:1, below the 4.5:1 needed for normal-size labels.

Is #263159 the same as CSS midnightblue?

No — #263159 is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#263159 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #263159

Not just a swatch — here's how #263159 works with other colors. Named schemes with #263159 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #263159 Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Prussian Blue 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 #263159 Secondary #AEB4B8 Surface #F1F2F0 Support #7D92A7 Anchor #2E3236

Prussian Blue 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 #263159 Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #465278

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

Vintage Leather Lead · 5 colors

Lead #263159 Secondary #7F4535 Surface #EED7C2 Accent #365246 Anchor #582239

Prussian 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 #263159 Secondary #545968 Support #9D8F88 Ink #18140F

Prussian 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 Prussian Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #263159 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 34/100

Cool

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

Softness 31/100

Low

Firm and assertive — carries weight and contrast.

Depth 66/100

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 39/100

Low

A faint retro warmth without tipping into sepia.

Luxury 70/100

High

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

Brand distinctiveness 28/100

Low

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

UI accent fit 40/100

Moderate

Workable accent with care around contrast.

Surface fit 42/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 88/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #263159

For UI

For branding

For interior

For fashion

People also use #263159 with

Teal Blue Russian Violet Army Green 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 12.6:1. Use

Subtle surface Use #CED3E4 for cards and hover fills. Tint 80

Avoid beside #2C2659 — 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 #263159 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: #263159;
  --color-base-rgb: 38 49 89;
  --color-base-oklch: oklch(32.5% 0.073 270.4);
  --color-50: #F4F5FB;
  --color-100: #E2E6F3;
  --color-200: #C6CDE6;
  --color-300: #9EA9D1;
  --color-400: #7886BA;
  --color-500: #57669E;
  --color-600: #48537A;
  --color-700: #373E58;
  --color-800: #272B3A;
  --color-900: #191C24;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  prussian-blue: {
    50: '#F4F5FB',
    100: '#E2E6F3',
    200: '#C6CDE6',
    300: '#9EA9D1',
    400: '#7886BA',
    500: '#57669E',
    600: '#48537A',
    700: '#373E58',
    800: '#272B3A',
    900: '#191C24',
  },
}

$base: #263159;
$base-ink: #FFFFFF;
$base-50: #F4F5FB;
$base-100: #E2E6F3;
$base-200: #C6CDE6;
$base-300: #9EA9D1;
$base-400: #7886BA;
$base-500: #57669E;
$base-600: #48537A;
$base-700: #373E58;
$base-800: #272B3A;
$base-900: #191C24;
$base-hover: #1F2747;
$base-subtle: #B4BCD7;

{
    "color": {
        "base": {
            "value": "#263159",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F5FB",
                "type": "color"
            },
            "100": {
                "value": "#E2E6F3",
                "type": "color"
            },
            "200": {
                "value": "#C6CDE6",
                "type": "color"
            },
            "300": {
                "value": "#9EA9D1",
                "type": "color"
            },
            "400": {
                "value": "#7886BA",
                "type": "color"
            },
            "500": {
                "value": "#57669E",
                "type": "color"
            },
            "600": {
                "value": "#48537A",
                "type": "color"
            },
            "700": {
                "value": "#373E58",
                "type": "color"
            },
            "800": {
                "value": "#272B3A",
                "type": "color"
            },
            "900": {
                "value": "#191C24",
                "type": "color"
            }
        }
    }
}