What color is #150313?

#150313 is a very dark, vivid magenta. In RGB it is rgb(21, 3, 19), and in HSL hsl(307, 75%, 5%).

Is #150313 accessible as text?

On white, #150313 has a contrast ratio of 19.92:1 (passes WCAG AA for body text); on black it is 1.05:1 (fails). For text placed on #150313, use white for the best readability.

What is the closest Tailwind color to #150313?

The nearest Tailwind CSS token is mauve-950 (#0C090C).

What colors go well with #150313?

#150313 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #031605. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #150313 below.

Is #150313 good for buttons?

#150313 works well for buttons and highlights, but use white text on #150313 — black text only reaches 1.05:1, below the 4.5:1 needed for normal-size labels.

Is #150313 the same as CSS black?

No — #150313 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#150313 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #150313

Not just a swatch — here's how #150313 works with other colors. Named schemes with #150313 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #150313 Secondary #7D472E Surface #ECD8C1 Accent #464F38 Anchor #592233

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

Japanese Sand Base · 5 colors

Base #150313 Surface #F1E8DC Highlight #F7F0E7 Secondary #BDADA1 Ink #2B2723

Jet Black sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Luxury Packaging Feature · 5 colors

Feature #150313 Anchor #141210 Accent #D79A52 Secondary #2F252D Surface #F3EDE3

Jet Black 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 #F7F4EF Accent #150313 Secondary #2F272E Support #9C9087 Ink #18140F

Jet Black 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 Jet Black carrying the quiet middle.

Berry & Cream Lead · 5 colors

Lead #150313 Surface #F4E6D7 Anchor #5D203D Accent #E6C2C5 Secondary #332B2E

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

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Color Lab

How #150313 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 53/100

Neutral

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

Softness 16/100

Very low

Firm and assertive — carries weight and contrast.

Depth 82/100

Very high

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

Naturalness 2/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 26/100

Low

A faint retro warmth without tipping into sepia.

Luxury 81/100

Very high

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

Brand distinctiveness 19/100

Very low

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

UI accent fit 5/100

Very low

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

Surface fit 61/100

High

Calm enough for large fills — backgrounds, cards, sections.

Print safety 95/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #150313

For UI

For branding

For interior

For fashion

People also use #150313 with

Deep Purple Jet Black 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 19.9:1. Use

Subtle surface Use #E9B4E3 for cards and hover fills. Tint 80

Avoid beside #16030E — 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 #150313 at work across the surfaces designers actually ship.

Website / UI

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Dashboard

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Brand

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Studio

Poster

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Packaging

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Export

:root {
  --color-base: #150313;
  --color-base-rgb: 21 3 19;
  --color-base-oklch: oklch(14.6% 0.048 331.8);
  --color-50: #FEF1FC;
  --color-100: #FBDAF7;
  --color-200: #F5B8EE;
  --color-300: #E887DD;
  --color-400: #D75BC9;
  --color-500: #BC38AD;
  --color-600: #903285;
  --color-700: #66295F;
  --color-800: #421E3E;
  --color-900: #291426;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FEF1FC',
    100: '#FBDAF7',
    200: '#F5B8EE',
    300: '#E887DD',
    400: '#D75BC9',
    500: '#BC38AD',
    600: '#903285',
    700: '#66295F',
    800: '#421E3E',
    900: '#291426',
  },
}

$base: #150313;
$base-ink: #FFFFFF;
$base-50: #FEF1FC;
$base-100: #FBDAF7;
$base-200: #F5B8EE;
$base-300: #E887DD;
$base-400: #D75BC9;
$base-500: #BC38AD;
$base-600: #903285;
$base-700: #66295F;
$base-800: #421E3E;
$base-900: #291426;
$base-hover: #120310;
$base-subtle: #E08DD6;

{
    "color": {
        "base": {
            "value": "#150313",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF1FC",
                "type": "color"
            },
            "100": {
                "value": "#FBDAF7",
                "type": "color"
            },
            "200": {
                "value": "#F5B8EE",
                "type": "color"
            },
            "300": {
                "value": "#E887DD",
                "type": "color"
            },
            "400": {
                "value": "#D75BC9",
                "type": "color"
            },
            "500": {
                "value": "#BC38AD",
                "type": "color"
            },
            "600": {
                "value": "#903285",
                "type": "color"
            },
            "700": {
                "value": "#66295F",
                "type": "color"
            },
            "800": {
                "value": "#421E3E",
                "type": "color"
            },
            "900": {
                "value": "#291426",
                "type": "color"
            }
        }
    }
}

Palettes built on #150313

Color Lab

Pairs with #150313

UI roles & guardrails

In real applications

Scales

Every model

Export