What color is #2D299B?

#2D299B is a dark blue-violet. In RGB it is rgb(45, 41, 155), and in HSL hsl(242, 58%, 38%).

Is #2D299B accessible as text?

On white, #2D299B has a contrast ratio of 11.04:1 (passes WCAG AA for body text); on black it is 1.90:1 (fails). For text placed on #2D299B, use white for the best readability.

What is the closest Tailwind color to #2D299B?

The nearest Tailwind CSS token is indigo-800 (#372AAC).

What colors go well with #2D299B?

#2D299B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #959929. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #2D299B below.

Is #2D299B good for buttons?

#2D299B works well for buttons and highlights, but use white text on #2D299B — black text only reaches 1.90:1, below the 4.5:1 needed for normal-size labels.

Is #2D299B the same as CSS darkslateblue?

No — #2D299B is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#2D299B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #2D299B

Not just a swatch — here's how #2D299B works with other colors. Named schemes with #2D299B in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #2D299B Anchor #141210 Accent #DC9659 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 #2D299B Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DB Accent #280956

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 #2D299B 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 #2D299B 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 #2D299B Secondary #5C648B 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 #2D299B 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 15/100

Cool

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

Softness 26/100

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 25/100

Low

A faint retro warmth without tipping into sepia.

Luxury 63/100

High

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

Brand distinctiveness 68/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 62/100

High

Strong interactive accent — visible and can carry a legible label.

Surface fit 16/100

Very low

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

Print safety 72/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #2D299B

For UI

For branding

For interior

For fashion

People also use #2D299B with

Steel Blue Rebecca Purple Moss 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 11.0:1. Use

Subtle surface Use #D3D2ED for cards and hover fills. Tint 80

Avoid beside #522999 — 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 #2D299B 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: #2D299B;
  --color-base-rgb: 45 41 155;
  --color-base-oklch: oklch(37.3% 0.177 275.1);
  --color-50: #F3F2FC;
  --color-100: #DFDEF7;
  --color-200: #C0BFEE;
  --color-300: #9592DD;
  --color-400: #6C69C9;
  --color-500: #4B47AD;
  --color-600: #3F3D85;
  --color-700: #32305F;
  --color-800: #23233E;
  --color-900: #171726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  egyptian-blue: {
    50: '#F3F2FC',
    100: '#DFDEF7',
    200: '#C0BFEE',
    300: '#9592DD',
    400: '#6C69C9',
    500: '#4B47AD',
    600: '#3F3D85',
    700: '#32305F',
    800: '#23233E',
    900: '#171726',
  },
}

$base: #2D299B;
$base-ink: #FFFFFF;
$base-50: #F3F2FC;
$base-100: #DFDEF7;
$base-200: #C0BFEE;
$base-300: #9592DD;
$base-400: #6C69C9;
$base-500: #4B47AD;
$base-600: #3F3D85;
$base-700: #32305F;
$base-800: #23233E;
$base-900: #171726;
$base-hover: #24217A;
$base-subtle: #BCBBE4;

{
    "color": {
        "base": {
            "value": "#2D299B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F2FC",
                "type": "color"
            },
            "100": {
                "value": "#DFDEF7",
                "type": "color"
            },
            "200": {
                "value": "#C0BFEE",
                "type": "color"
            },
            "300": {
                "value": "#9592DD",
                "type": "color"
            },
            "400": {
                "value": "#6C69C9",
                "type": "color"
            },
            "500": {
                "value": "#4B47AD",
                "type": "color"
            },
            "600": {
                "value": "#3F3D85",
                "type": "color"
            },
            "700": {
                "value": "#32305F",
                "type": "color"
            },
            "800": {
                "value": "#23233E",
                "type": "color"
            },
            "900": {
                "value": "#171726",
                "type": "color"
            }
        }
    }
}

Palettes built on #2D299B

Color Lab

Pairs with #2D299B

UI roles & guardrails

In real applications

Scales

Every model

Export