What color is #383A67?

#383A67 is a dark, muted blue-violet. In RGB it is rgb(56, 58, 103), and in HSL hsl(237, 30%, 31%).

Is #383A67 accessible as text?

On white, #383A67 has a contrast ratio of 10.66:1 (passes WCAG AA for body text); on black it is 1.97:1 (fails). For text placed on #383A67, use white for the best readability.

What is the closest Tailwind color to #383A67?

The nearest Tailwind CSS token is mauve-700 (#463947).

What colors go well with #383A67?

#383A67 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #676437. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #383A67 below.

Is #383A67 good for buttons?

#383A67 works well for buttons and highlights, but use white text on #383A67 — black text only reaches 1.97:1, below the 4.5:1 needed for normal-size labels.

Is #383A67 the same as CSS darkslateblue?

No — #383A67 is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#383A67 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #383A67

Not just a swatch — here's how #383A67 works with other colors. Named schemes with #383A67 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #383A67 Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #22344A

Charcoal 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 #383A67 Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

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

Vintage Leather Lead · 5 colors

Lead #383A67 Secondary #7F4534 Surface #EDD7C2 Accent #365247 Anchor #582238

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

Luxury Packaging Feature · 5 colors

Feature #383A67 Anchor #141210 Accent #DB9758 Secondary #272833 Surface #F3ECE3

Charcoal 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.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #383A67 Secondary #626475 Support #9D9088 Ink #18140F

Charcoal 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 Charcoal carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #383A67 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 35/100

Cool

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

Softness 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 62/100

High

Mid depth — usable as an accent or a muted ground.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 46/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 66/100

High

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

Brand distinctiveness 30/100

Low

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

UI accent fit 54/100

Moderate

Workable accent with care around contrast.

Surface fit 38/100

Low

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 #383A67

For UI

For branding

For interior

For fashion

People also use #383A67 with

Teal Blue Dark Slate Blue 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 10.7:1. Use

Subtle surface Use #D4D5E3 for cards and hover fills. Tint 80

Avoid beside #453767 — 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 #383A67 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: #383A67;
  --color-base-rgb: 56 58 103;
  --color-base-oklch: oklch(36.9% 0.077 280.0);
  --color-50: #F5F5FA;
  --color-100: #E4E5F1;
  --color-200: #CACBE2;
  --color-300: #A4A6CB;
  --color-400: #8083B2;
  --color-500: #606395;
  --color-600: #4E5074;
  --color-700: #3B3D54;
  --color-800: #292A38;
  --color-900: #1B1B23;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  charcoal: {
    50: '#F5F5FA',
    100: '#E4E5F1',
    200: '#CACBE2',
    300: '#A4A6CB',
    400: '#8083B2',
    500: '#606395',
    600: '#4E5074',
    700: '#3B3D54',
    800: '#292A38',
    900: '#1B1B23',
  },
}

$base: #383A67;
$base-ink: #FFFFFF;
$base-50: #F5F5FA;
$base-100: #E4E5F1;
$base-200: #CACBE2;
$base-300: #A4A6CB;
$base-400: #8083B2;
$base-500: #606395;
$base-600: #4E5074;
$base-700: #3B3D54;
$base-800: #292A38;
$base-900: #1B1B23;
$base-hover: #2C2E52;
$base-subtle: #BEBFD6;

{
    "color": {
        "base": {
            "value": "#383A67",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F5FA",
                "type": "color"
            },
            "100": {
                "value": "#E4E5F1",
                "type": "color"
            },
            "200": {
                "value": "#CACBE2",
                "type": "color"
            },
            "300": {
                "value": "#A4A6CB",
                "type": "color"
            },
            "400": {
                "value": "#8083B2",
                "type": "color"
            },
            "500": {
                "value": "#606395",
                "type": "color"
            },
            "600": {
                "value": "#4E5074",
                "type": "color"
            },
            "700": {
                "value": "#3B3D54",
                "type": "color"
            },
            "800": {
                "value": "#292A38",
                "type": "color"
            },
            "900": {
                "value": "#1B1B23",
                "type": "color"
            }
        }
    }
}