What color is #300511?

#300511 is a very dark, vivid rose. In RGB it is rgb(48, 5, 17), and in HSL hsl(343, 81%, 10%).

Is #300511 accessible as text?

On white, #300511 has a contrast ratio of 18.17:1 (passes WCAG AA for body text); on black it is 1.16:1 (fails). For text placed on #300511, use white for the best readability.

What is the closest Tailwind color to #300511?

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

What colors go well with #300511?

#300511 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #052E22. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #300511 below.

Is #300511 good for buttons?

#300511 works well for buttons and highlights, but use white text on #300511 — black text only reaches 1.16:1, below the 4.5:1 needed for normal-size labels.

Is #300511 the same as CSS midnightblue?

No — #300511 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.

#300511 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #300511

Not just a swatch — here's how #300511 works with other colors. Named schemes with #300511 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #300511 Secondary #7C4829 Surface #EBD9C1 Accent #444F39 Anchor #5A2230

Oxblood 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 #300511 Secondary #B8622A Accent #7A7642 Surface #F5EBDD Anchor #3C2A21

This palette keeps Oxblood 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 #300511 Surface #F0E8DC Highlight #F7F1E7 Secondary #BBAEA0 Ink #2B2723

Oxblood 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 #300511 Anchor #141210 Accent #D39D4F Secondary #322527 Surface #F3EDE3

Oxblood 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 #300511 Secondary #453537 Support #9B9087 Ink #17140F

Oxblood 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 Oxblood carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #300511 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 66/100

Warm

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

Softness 21/100

Low

Firm and assertive — carries weight and contrast.

Depth 77/100

High

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

Naturalness 40/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 41/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 79/100

High

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

Brand distinctiveness 27/100

Low

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

UI accent fit 13/100

Very low

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

Surface fit 50/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #300511

For UI

For branding

For interior

For fashion

People also use #300511 with

Tyrian Purple Graphite Sacramento Green 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 18.2:1. Use

Subtle surface Use #ECB6C6 for cards and hover fills. Tint 80

Avoid beside #2E0705 — 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 #300511 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: #300511;
  --color-base-rgb: 48 5 17;
  --color-base-oklch: oklch(20.7% 0.070 8.7);
  --color-50: #FEF1F4;
  --color-100: #FCD9E3;
  --color-200: #F7B5C8;
  --color-300: #EC83A1;
  --color-400: #DC567C;
  --color-500: #C2335C;
  --color-600: #932E4B;
  --color-700: #682739;
  --color-800: #441D28;
  --color-900: #2A141A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  oxblood: {
    50: '#FEF1F4',
    100: '#FCD9E3',
    200: '#F7B5C8',
    300: '#EC83A1',
    400: '#DC567C',
    500: '#C2335C',
    600: '#932E4B',
    700: '#682739',
    800: '#441D28',
    900: '#2A141A',
  },
}

$base: #300511;
$base-ink: #FFFFFF;
$base-50: #FEF1F4;
$base-100: #FCD9E3;
$base-200: #F7B5C8;
$base-300: #EC83A1;
$base-400: #DC567C;
$base-500: #C2335C;
$base-600: #932E4B;
$base-700: #682739;
$base-800: #441D28;
$base-900: #2A141A;
$base-hover: #25040D;
$base-subtle: #E590A8;

{
    "color": {
        "base": {
            "value": "#300511",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF1F4",
                "type": "color"
            },
            "100": {
                "value": "#FCD9E3",
                "type": "color"
            },
            "200": {
                "value": "#F7B5C8",
                "type": "color"
            },
            "300": {
                "value": "#EC83A1",
                "type": "color"
            },
            "400": {
                "value": "#DC567C",
                "type": "color"
            },
            "500": {
                "value": "#C2335C",
                "type": "color"
            },
            "600": {
                "value": "#932E4B",
                "type": "color"
            },
            "700": {
                "value": "#682739",
                "type": "color"
            },
            "800": {
                "value": "#441D28",
                "type": "color"
            },
            "900": {
                "value": "#2A141A",
                "type": "color"
            }
        }
    }
}

Palettes built on #300511

Color Lab

Pairs with #300511

UI roles & guardrails

In real applications

Scales

Every model

Export