What color is #370545?

#370545 is a very dark, vivid purple. In RGB it is rgb(55, 5, 69), and in HSL hsl(287, 86%, 15%).

Is #370545 accessible as text?

On white, #370545 has a contrast ratio of 16.53:1 (passes WCAG AA for body text); on black it is 1.27:1 (fails). For text placed on #370545, use white for the best readability.

What is the closest Tailwind color to #370545?

The nearest Tailwind CSS token is fuchsia-950 (#4B004F).

What colors go well with #370545?

#370545 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #144705. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #370545 below.

Is #370545 good for buttons?

#370545 works well for buttons and highlights, but use white text on #370545 — black text only reaches 1.27:1, below the 4.5:1 needed for normal-size labels.

Is #370545 the same as CSS midnightblue?

No — #370545 is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#370545 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #370545

Not just a swatch — here's how #370545 works with other colors. Named schemes with #370545 in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #370545 Anchor #141210 Accent #D89954 Secondary #2D262F Surface #F3EDE3

Deep Purple 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 #370545 Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #180014

Deep Purple 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 Deep Purple.

Berry & Cream Lead · 5 colors

Lead #370545 Surface #F5E6D7 Anchor #5D203E Accent #E5C2C6 Secondary #332B2F

Deep Purple sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Vintage Leather Lead · 5 colors

Lead #370545 Secondary #7E462F Surface #ECD8C1 Accent #345249 Anchor #592235

Deep Purple 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 #370545 Secondary #4F3F54 Support #9C9087 Ink #18140F

Deep Purple 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 Deep Purple carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #370545 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 48/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 22/100

Low

Firm and assertive — carries weight and contrast.

Depth 75/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 38/100

Low

A faint retro warmth without tipping into sepia.

Luxury 79/100

High

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

Brand distinctiveness 44/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 26/100

Low

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

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 87/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #370545

For UI

For branding

For interior

For fashion

People also use #370545 with

Midnight Blue Deep Purple British Racing Green Gainsboro Eggplant

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 16.5:1. Use

Subtle surface Use #E3B9EE for cards and hover fills. Tint 80

Avoid beside #47053F — 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 #370545 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: #370545;
  --color-base-rgb: 55 5 69;
  --color-base-oklch: oklch(25.3% 0.114 317.2);
  --color-50: #FBF0FE;
  --color-100: #F5D8FD;
  --color-200: #EAB3F9;
  --color-300: #D780EF;
  --color-400: #C152E0;
  --color-500: #A52FC6;
  --color-600: #7F2B96;
  --color-700: #5B256A;
  --color-800: #3C1C45;
  --color-900: #25132A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  deep-purple: {
    50: '#FBF0FE',
    100: '#F5D8FD',
    200: '#EAB3F9',
    300: '#D780EF',
    400: '#C152E0',
    500: '#A52FC6',
    600: '#7F2B96',
    700: '#5B256A',
    800: '#3C1C45',
    900: '#25132A',
  },
}

$base: #370545;
$base-ink: #FFFFFF;
$base-50: #FBF0FE;
$base-100: #F5D8FD;
$base-200: #EAB3F9;
$base-300: #D780EF;
$base-400: #C152E0;
$base-500: #A52FC6;
$base-600: #7F2B96;
$base-700: #5B256A;
$base-800: #3C1C45;
$base-900: #25132A;
$base-hover: #2E0439;
$base-subtle: #D693E8;

{
    "color": {
        "base": {
            "value": "#370545",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FBF0FE",
                "type": "color"
            },
            "100": {
                "value": "#F5D8FD",
                "type": "color"
            },
            "200": {
                "value": "#EAB3F9",
                "type": "color"
            },
            "300": {
                "value": "#D780EF",
                "type": "color"
            },
            "400": {
                "value": "#C152E0",
                "type": "color"
            },
            "500": {
                "value": "#A52FC6",
                "type": "color"
            },
            "600": {
                "value": "#7F2B96",
                "type": "color"
            },
            "700": {
                "value": "#5B256A",
                "type": "color"
            },
            "800": {
                "value": "#3C1C45",
                "type": "color"
            },
            "900": {
                "value": "#25132A",
                "type": "color"
            }
        }
    }
}