What color is #280310?

#280310 is a very dark, vivid rose. In RGB it is rgb(40, 3, 16), and in HSL hsl(339, 86%, 8%).

Is #280310 accessible as text?

On white, #280310 has a contrast ratio of 18.91:1 (passes WCAG AA for body text); on black it is 1.11:1 (fails). For text placed on #280310, use white for the best readability.

What is the closest Tailwind color to #280310?

The nearest Tailwind CSS token is mauve-900 (#1D161E).

What colors go well with #280310?

#280310 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #03261A. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #280310 below.

Is #280310 good for buttons?

#280310 works well for buttons and highlights, but use white text on #280310 — black text only reaches 1.11:1, below the 4.5:1 needed for normal-size labels.

Is #280310 the same as CSS midnightblue?

No — #280310 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.

#280310 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #280310

Not just a swatch — here's how #280310 works with other colors. Named schemes with #280310 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #280310 Secondary #7C482A Surface #EBD9C1 Accent #444F39 Anchor #5A2230

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.

Warm Autumn Interior Dominant · 5 colors

Dominant #280310 Secondary #B9612C Accent #7A7641 Surface #F5EBDD Anchor #3C2A21

This palette keeps Jet Black as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Japanese Sand Base · 5 colors

Base #280310 Surface #F1E8DC Highlight #F7F1E7 Secondary #BCAEA0 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 #280310 Anchor #141210 Accent #D39C4F Secondary #322528 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 #280310 Secondary #3F2F33 Support #9B9087 Ink #17140F

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.

Build a working theme in the generator →

Color Lab

How #280310 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 63/100

Warm

Reads warm and advancing — inviting, energetic, draws the eye forward.

Softness 19/100

Very low

Firm and assertive — carries weight and contrast.

Depth 79/100

High

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

Naturalness 28/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 37/100

Low

A faint retro warmth without tipping into sepia.

Luxury 80/100

Very high

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

Brand distinctiveness 25/100

Low

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

UI accent fit 10/100

Very low

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

Surface fit 53/100

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 #280310

For UI

For branding

For interior

For fashion

People also use #280310 with

Deep Purple Graphite Gainsboro Taupe

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 18.9:1. Use

Subtle surface Use #EDB3C7 for cards and hover fills. Tint 80

Avoid beside #260303 — 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 #280310 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: #280310;
  --color-base-rgb: 40 3 16;
  --color-base-oklch: oklch(18.5% 0.065 2.9);
  --color-50: #FEF0F5;
  --color-100: #FDD8E5;
  --color-200: #F9B3CC;
  --color-300: #EF80A7;
  --color-400: #E05284;
  --color-500: #C62F64;
  --color-600: #962B51;
  --color-700: #6A253D;
  --color-800: #451C2A;
  --color-900: #2A131B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FEF0F5',
    100: '#FDD8E5',
    200: '#F9B3CC',
    300: '#EF80A7',
    400: '#E05284',
    500: '#C62F64',
    600: '#962B51',
    700: '#6A253D',
    800: '#451C2A',
    900: '#2A131B',
  },
}

$base: #280310;
$base-ink: #FFFFFF;
$base-50: #FEF0F5;
$base-100: #FDD8E5;
$base-200: #F9B3CC;
$base-300: #EF80A7;
$base-400: #E05284;
$base-500: #C62F64;
$base-600: #962B51;
$base-700: #6A253D;
$base-800: #451C2A;
$base-900: #2A131B;
$base-hover: #1E020C;
$base-subtle: #E78BAB;

{
    "color": {
        "base": {
            "value": "#280310",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF0F5",
                "type": "color"
            },
            "100": {
                "value": "#FDD8E5",
                "type": "color"
            },
            "200": {
                "value": "#F9B3CC",
                "type": "color"
            },
            "300": {
                "value": "#EF80A7",
                "type": "color"
            },
            "400": {
                "value": "#E05284",
                "type": "color"
            },
            "500": {
                "value": "#C62F64",
                "type": "color"
            },
            "600": {
                "value": "#962B51",
                "type": "color"
            },
            "700": {
                "value": "#6A253D",
                "type": "color"
            },
            "800": {
                "value": "#451C2A",
                "type": "color"
            },
            "900": {
                "value": "#2A131B",
                "type": "color"
            }
        }
    }
}