What color is #2B288E?

#2B288E is a dark blue-violet. In RGB it is rgb(43, 40, 142), and in HSL hsl(242, 56%, 36%).

Is #2B288E accessible as text?

On white, #2B288E has a contrast ratio of 11.69:1 (passes WCAG AA for body text); on black it is 1.80:1 (fails). For text placed on #2B288E, use white for the best readability.

What is the closest Tailwind color to #2B288E?

The nearest Tailwind CSS token is indigo-900 (#312C85).

What colors go well with #2B288E?

#2B288E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #8C8F28. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #2B288E below.

Is #2B288E good for buttons?

#2B288E works well for buttons and highlights, but use white text on #2B288E — black text only reaches 1.80:1, below the 4.5:1 needed for normal-size labels.

Is #2B288E the same as CSS midnightblue?

No — #2B288E is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#2B288E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #2B288E

Not just a swatch — here's how #2B288E works with other colors. Named schemes with #2B288E in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #2B288E Anchor #141210 Accent #DC9758 Secondary #262833 Surface #F3ECE3

Egyptian 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 #2B288E Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DB Accent #24094D

Egyptian 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 Egyptian Blue.

Coastal Morning Lead · 5 colors

Lead #2B288E Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #21344A

Egyptian 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 #2B288E Secondary #7F4534 Surface #EED7C2 Accent #365247 Anchor #582239

Egyptian 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 #2B288E Secondary #596083 Support #9D9088 Ink #18140F

Egyptian 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 Egyptian Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #2B288E 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 16/100

Cool

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

Softness 27/100

Low

Firm and assertive — carries weight and contrast.

Depth 67/100

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 28/100

Low

A faint retro warmth without tipping into sepia.

Luxury 66/100

High

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

Brand distinctiveness 63/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 58/100

Moderate

Workable accent with care around contrast.

Surface fit 17/100

Very low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 74/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #2B288E

For UI

For branding

For interior

For fashion

People also use #2B288E with

Steel Blue Rebecca Purple Olive Drab 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 11.7:1. Use

Subtle surface Use #D2D1EC for cards and hover fills. Tint 80

Avoid beside #4E288F — 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 #2B288E 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: #2B288E;
  --color-base-rgb: 43 40 142;
  --color-base-oklch: oklch(35.6% 0.162 275.7);
  --color-50: #F3F3FC;
  --color-100: #DFDFF7;
  --color-200: #C1BFED;
  --color-300: #9693DC;
  --color-400: #6E6BC7;
  --color-500: #4C49AC;
  --color-600: #403E84;
  --color-700: #32315E;
  --color-800: #24233E;
  --color-900: #181726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  egyptian-blue: {
    50: '#F3F3FC',
    100: '#DFDFF7',
    200: '#C1BFED',
    300: '#9693DC',
    400: '#6E6BC7',
    500: '#4C49AC',
    600: '#403E84',
    700: '#32315E',
    800: '#24233E',
    900: '#181726',
  },
}

$base: #2B288E;
$base-ink: #FFFFFF;
$base-50: #F3F3FC;
$base-100: #DFDFF7;
$base-200: #C1BFED;
$base-300: #9693DC;
$base-400: #6E6BC7;
$base-500: #4C49AC;
$base-600: #403E84;
$base-700: #32315E;
$base-800: #24233E;
$base-900: #181726;
$base-hover: #232073;
$base-subtle: #BBB9E3;

{
    "color": {
        "base": {
            "value": "#2B288E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F3FC",
                "type": "color"
            },
            "100": {
                "value": "#DFDFF7",
                "type": "color"
            },
            "200": {
                "value": "#C1BFED",
                "type": "color"
            },
            "300": {
                "value": "#9693DC",
                "type": "color"
            },
            "400": {
                "value": "#6E6BC7",
                "type": "color"
            },
            "500": {
                "value": "#4C49AC",
                "type": "color"
            },
            "600": {
                "value": "#403E84",
                "type": "color"
            },
            "700": {
                "value": "#32315E",
                "type": "color"
            },
            "800": {
                "value": "#24233E",
                "type": "color"
            },
            "900": {
                "value": "#181726",
                "type": "color"
            }
        }
    }
}

Palettes built on #2B288E

Color Lab

Pairs with #2B288E

UI roles & guardrails

In real applications

Scales

Every model

Export