What color is #BB3311?

#BB3311 is a medium, vivid brown. In RGB it is rgb(187, 51, 17), and in HSL hsl(12, 83%, 40%).

Is #BB3311 accessible as text?

On white, #BB3311 has a contrast ratio of 5.84:1 (passes WCAG AA for body text); on black it is 3.59:1 (fails). For text placed on #BB3311, use white for the best readability.

What is the closest Tailwind color to #BB3311?

The nearest Tailwind CSS token is orange-700 (#CA3500).

What colors go well with #BB3311?

#BB3311 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1199BB. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #BB3311 below.

Is #BB3311 good for buttons?

#BB3311 works well for buttons and highlights, but use white text on #BB3311 — black text only reaches 3.59:1, below the 4.5:1 needed for normal-size labels.

Is #BB3311 the same as CSS firebrick?

No — #BB3311 is not the CSS named color firebrick, but firebrick (#B22222) is the closest CSS named color.

#BB3311 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #BB3311

Not just a swatch — here's how #BB3311 works with other colors. Named schemes with #BB3311 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #BB3311 Secondary #B76324 Accent #777743 Surface #F4ECDD Anchor #3B2A20

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

Modern Café Dominant · 5 colors

Dominant #BB3311 Anchor #3A2A20 Surface #F0E2D0 Accent #959665 Secondary #3B3833

Rust 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 #BB3311 Secondary #7B4926 Surface #EAD9C0 Accent #42503A Anchor #5A222D

Rust 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 #BB3311 Surface #F3E7D6 Anchor #5F2036 Accent #E6C2C1 Secondary #332B2D

Rust 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 #BB3311 Secondary #B7877B Support #9B9186 Ink #17140F

Rust 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 Rust carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #BB3311 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 98/100

Warm

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

Softness 36/100

Low

Middle-weight — neither delicate nor heavy.

Depth 50/100

Moderate

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

Naturalness 58/100

Moderate

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 50/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 50/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 48/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 95/100

Very high

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

Surface fit 10/100

Very low

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

Print safety 81/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #BB3311

For UI

For branding

For interior

For fashion

People also use #BB3311 with

Ruby Red Dijon Bondi Blue 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 5.8:1. Use

Subtle surface Use #F3D5CE for cards and hover fills. Tint 80

Avoid beside #BB6C11 — 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 #BB3311 at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #BB3311;
  --color-base-rgb: 187 51 17;
  --color-base-oklch: oklch(52.6% 0.178 34.2);
  --color-50: #FEF3F0;
  --color-100: #FDE0D9;
  --color-200: #F8C2B4;
  --color-300: #ED9782;
  --color-400: #DE7054;
  --color-500: #C34F31;
  --color-600: #95422D;
  --color-700: #693326;
  --color-800: #44241C;
  --color-900: #2A1813;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  rust: {
    50: '#FEF3F0',
    100: '#FDE0D9',
    200: '#F8C2B4',
    300: '#ED9782',
    400: '#DE7054',
    500: '#C34F31',
    600: '#95422D',
    700: '#693326',
    800: '#44241C',
    900: '#2A1813',
  },
}

$base: #BB3311;
$base-ink: #FFFFFF;
$base-50: #FEF3F0;
$base-100: #FDE0D9;
$base-200: #F8C2B4;
$base-300: #ED9782;
$base-400: #DE7054;
$base-500: #C34F31;
$base-600: #95422D;
$base-700: #693326;
$base-800: #44241C;
$base-900: #2A1813;
$base-hover: #95290E;
$base-subtle: #EEC0B4;

{
    "color": {
        "base": {
            "value": "#BB3311",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF3F0",
                "type": "color"
            },
            "100": {
                "value": "#FDE0D9",
                "type": "color"
            },
            "200": {
                "value": "#F8C2B4",
                "type": "color"
            },
            "300": {
                "value": "#ED9782",
                "type": "color"
            },
            "400": {
                "value": "#DE7054",
                "type": "color"
            },
            "500": {
                "value": "#C34F31",
                "type": "color"
            },
            "600": {
                "value": "#95422D",
                "type": "color"
            },
            "700": {
                "value": "#693326",
                "type": "color"
            },
            "800": {
                "value": "#44241C",
                "type": "color"
            },
            "900": {
                "value": "#2A1813",
                "type": "color"
            }
        }
    }
}

Palettes built on #BB3311

Color Lab

Pairs with #BB3311

UI roles & guardrails

In real applications

Scales

Every model

Export