What color is #10031D?

#10031D is a very dark, vivid violet. In RGB it is rgb(16, 3, 29), and in HSL hsl(270, 81%, 6%).

Is #10031D accessible as text?

On white, #10031D has a contrast ratio of 19.95:1 (passes WCAG AA for body text); on black it is 1.05:1 (fails). For text placed on #10031D, use white for the best readability.

What is the closest Tailwind color to #10031D?

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

What colors go well with #10031D?

#10031D pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #0F1C03. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #10031D below.

Is #10031D good for buttons?

#10031D works well for buttons and highlights, but use white text on #10031D — black text only reaches 1.05:1, below the 4.5:1 needed for normal-size labels.

Is #10031D the same as CSS black?

No — #10031D is not the CSS named color black, but black (#000000) is the closest CSS named color.

#10031D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #10031D

Not just a swatch — here's how #10031D works with other colors. Named schemes with #10031D in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #10031D Secondary #7E4631 Surface #EDD8C1 Accent #355248 Anchor #592236

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 #10031D Surface #F2E8DD Highlight #F8F0E7 Secondary #BDADA1 Ink #2C2723

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 #10031D Anchor #141210 Accent #D99855 Secondary #2B2631 Surface #F3ECE3

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 #F8F4EF Accent #10031D Secondary #2C2832 Support #9C9088 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 #10031D Surface #F5E6D7 Anchor #5C2140 Accent #E5C2C7 Secondary #332B2F

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

Build a working theme in the generator →

Color Lab

How #10031D 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 46/100

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 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 25/100

Low

Clean and current — no dusty, aged cast.

Luxury 82/100

Very high

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

Brand distinctiveness 22/100

Low

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

UI accent fit 6/100

Very low

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

Surface fit 58/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 93/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #10031D

For UI

For branding

For interior

For fashion

People also use #10031D with

Navy Jet Black Graphite Gainsboro Onyx

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 #CFB3EB for cards and hover fills. Tint 80

Avoid beside #18031C — 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 #10031D 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: #10031D;
  --color-base-rgb: 16 3 29;
  --color-base-oklch: oklch(14.5% 0.058 305.0);
  --color-50: #F7F1FE;
  --color-100: #EBD9FC;
  --color-200: #D6B5F7;
  --color-300: #B883EC;
  --color-400: #9956DC;
  --color-500: #7A33C2;
  --color-600: #612E93;
  --color-700: #472768;
  --color-800: #301D44;
  --color-900: #1F142A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F7F1FE',
    100: '#EBD9FC',
    200: '#D6B5F7',
    300: '#B883EC',
    400: '#9956DC',
    500: '#7A33C2',
    600: '#612E93',
    700: '#472768',
    800: '#301D44',
    900: '#1F142A',
  },
}

$base: #10031D;
$base-ink: #FFFFFF;
$base-50: #F7F1FE;
$base-100: #EBD9FC;
$base-200: #D6B5F7;
$base-300: #B883EC;
$base-400: #9956DC;
$base-500: #7A33C2;
$base-600: #612E93;
$base-700: #472768;
$base-800: #301D44;
$base-900: #1F142A;
$base-hover: #0C0216;
$base-subtle: #B78BE3;

{
    "color": {
        "base": {
            "value": "#10031D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F1FE",
                "type": "color"
            },
            "100": {
                "value": "#EBD9FC",
                "type": "color"
            },
            "200": {
                "value": "#D6B5F7",
                "type": "color"
            },
            "300": {
                "value": "#B883EC",
                "type": "color"
            },
            "400": {
                "value": "#9956DC",
                "type": "color"
            },
            "500": {
                "value": "#7A33C2",
                "type": "color"
            },
            "600": {
                "value": "#612E93",
                "type": "color"
            },
            "700": {
                "value": "#472768",
                "type": "color"
            },
            "800": {
                "value": "#301D44",
                "type": "color"
            },
            "900": {
                "value": "#1F142A",
                "type": "color"
            }
        }
    }
}

Palettes built on #10031D

Color Lab

Pairs with #10031D

UI roles & guardrails

In real applications

Scales

Every model

Export