What color is #BB0337?

#BB0337 is a dark, vivid rose. In RGB it is rgb(187, 3, 55), and in HSL hsl(343, 97%, 37%).

Is #BB0337 accessible as text?

On white, #BB0337 has a contrast ratio of 6.60:1 (passes WCAG AA for body text); on black it is 3.18:1 (fails). For text placed on #BB0337, use white for the best readability.

What is the closest Tailwind color to #BB0337?

The nearest Tailwind CSS token is rose-700 (#C70036).

What colors go well with #BB0337?

#BB0337 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #03BA86. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #BB0337 below.

Is #BB0337 good for buttons?

#BB0337 works well for buttons and highlights, but use white text on #BB0337 — black text only reaches 3.18:1, below the 4.5:1 needed for normal-size labels.

Is #BB0337 the same as CSS firebrick?

No — #BB0337 is not the CSS named color firebrick, but firebrick (#B22222) 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.

#BB0337 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #BB0337

Not just a swatch — here's how #BB0337 works with other colors. Named schemes with #BB0337 in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #BB0337 Secondary #E76E56 Accent #EC9B37 Anchor #5C3951 Surface #F5E8D6

Viva Magenta glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Modern Café Dominant · 5 colors

Dominant #BB0337 Anchor #3A2A21 Surface #F1E2D0 Accent #979664 Secondary #3C3833

Viva Magenta anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Vintage Leather Lead · 5 colors

Lead #BB0337 Secondary #7C4828 Surface #EAD9C0 Accent #434F3A Anchor #5A222F

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

Berry & Cream Lead · 5 colors

Lead #BB0337 Surface #F3E6D6 Anchor #5F2038 Accent #E6C2C2 Secondary #332B2E

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

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #BB0337 Secondary #B47C7D Support #9B9087 Ink #17140F

Viva Magenta 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 Viva Magenta carrying the quiet middle.

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Color Lab

How #BB0337 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 92/100

Warm

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

Softness 32/100

Low

Middle-weight — neither delicate nor heavy.

Depth 53/100

Moderate

Mid depth — usable as an accent or a muted ground.

Naturalness 23/100

Low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 36/100

Low

A faint retro warmth without tipping into sepia.

Luxury 51/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 77/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 85/100

Very high

Strong interactive accent — visible and can carry a legible label.

Surface fit 8/100

Very low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 78/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #BB0337

For UI

For branding

For interior

For fashion

People also use #BB0337 with

Byzantine Rust Persian Green Gainsboro Taupe

UI roles & guardrails

Primary action Safe as a filled button with white label. AA

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 6.6:1. Use

Subtle surface Use #F5C8D5 for cards and hover fills. Tint 80

Avoid beside #BA0C03 — 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 #BB0337 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: #BB0337;
  --color-base-rgb: 187 3 55;
  --color-base-oklch: oklch(50.3% 0.200 17.4);
  --color-50: #FEF0F4;
  --color-100: #FDD8E2;
  --color-200: #FCB1C6;
  --color-300: #F6799C;
  --color-400: #E94976;
  --color-500: #D02555;
  --color-600: #9D2547;
  --color-700: #6F2036;
  --color-800: #481926;
  --color-900: #2C1119;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  viva-magenta: {
    50: '#FEF0F4',
    100: '#FDD8E2',
    200: '#FCB1C6',
    300: '#F6799C',
    400: '#E94976',
    500: '#D02555',
    600: '#9D2547',
    700: '#6F2036',
    800: '#481926',
    900: '#2C1119',
  },
}

$base: #BB0337;
$base-ink: #FFFFFF;
$base-50: #FEF0F4;
$base-100: #FDD8E2;
$base-200: #FCB1C6;
$base-300: #F6799C;
$base-400: #E94976;
$base-500: #D02555;
$base-600: #9D2547;
$base-700: #6F2036;
$base-800: #481926;
$base-900: #2C1119;
$base-hover: #95022C;
$base-subtle: #F2ABBF;

{
    "color": {
        "base": {
            "value": "#BB0337",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF0F4",
                "type": "color"
            },
            "100": {
                "value": "#FDD8E2",
                "type": "color"
            },
            "200": {
                "value": "#FCB1C6",
                "type": "color"
            },
            "300": {
                "value": "#F6799C",
                "type": "color"
            },
            "400": {
                "value": "#E94976",
                "type": "color"
            },
            "500": {
                "value": "#D02555",
                "type": "color"
            },
            "600": {
                "value": "#9D2547",
                "type": "color"
            },
            "700": {
                "value": "#6F2036",
                "type": "color"
            },
            "800": {
                "value": "#481926",
                "type": "color"
            },
            "900": {
                "value": "#2C1119",
                "type": "color"
            }
        }
    }
}