What color is #BB3735?

#BB3735 is a medium brown. In RGB it is rgb(187, 55, 53), and in HSL hsl(1, 56%, 47%).

Is #BB3735 accessible as text?

On white, #BB3735 has a contrast ratio of 5.66:1 (passes WCAG AA for body text); on black it is 3.71:1 (fails). For text placed on #BB3735, use white for the best readability.

What is the closest Tailwind color to #BB3735?

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

What colors go well with #BB3735?

#BB3735 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #35B9BB. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #BB3735 below.

Is #BB3735 good for buttons?

#BB3735 works well for buttons and highlights, but use white text on #BB3735 — black text only reaches 3.71:1, below the 4.5:1 needed for normal-size labels.

Is #BB3735 the same as CSS firebrick?

No — #BB3735 is not the CSS named color firebrick, but firebrick (#B22222) is the closest CSS named color.

#BB3735 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #BB3735

Not just a swatch — here's how #BB3735 works with other colors. Named schemes with #BB3735 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #BB3735 Secondary #B76326 Accent #787742 Surface #F4EBDD Anchor #3B2A21

This palette keeps Cardinal 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 #BB3735 Anchor #3A2A21 Surface #F0E2D0 Accent #969664 Secondary #3C3833

Cardinal 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 #BB3735 Secondary #7B4927 Surface #EAD9C0 Accent #43503A Anchor #5A222E

Cardinal 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 #BB3735 Surface #F3E6D6 Anchor #5F2037 Accent #E6C2C1 Secondary #332B2E

Cardinal 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 #BB3735 Secondary #B88984 Support #9B9186 Ink #17140F

Cardinal 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 Cardinal carrying the quiet middle.

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Color Lab

How #BB3735 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 96/100

Warm

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

Softness 37/100

Low

Middle-weight — neither delicate nor heavy.

Depth 49/100

Moderate

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

Naturalness 57/100

Moderate

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

Vintage feel 54/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 50/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 46/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 97/100

Very high

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

Surface fit 11/100

Very low

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

Print safety 82/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #BB3735

For UI

For branding

For interior

For fashion

People also use #BB3735 with

Mulberry Dark Goldenrod Tiffany Blue Gainsboro Espresso

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 5.7:1. Use

Subtle surface Use #EFD9D9 for cards and hover fills. Tint 80

Avoid beside #BB6435 — 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 #BB3735 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: #BB3735;
  --color-base-rgb: 187 55 53;
  --color-base-oklch: oklch(53.4% 0.169 25.7);
  --color-50: #FCF3F3;
  --color-100: #F7DFDF;
  --color-200: #EDC0BF;
  --color-300: #DC9593;
  --color-400: #C76C6B;
  --color-500: #AC4B49;
  --color-600: #843F3E;
  --color-700: #5E3231;
  --color-800: #3E2323;
  --color-900: #261717;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  cardinal: {
    50: '#FCF3F3',
    100: '#F7DFDF',
    200: '#EDC0BF',
    300: '#DC9593',
    400: '#C76C6B',
    500: '#AC4B49',
    600: '#843F3E',
    700: '#5E3231',
    800: '#3E2323',
    900: '#261717',
  },
}

$base: #BB3735;
$base-ink: #FFFFFF;
$base-50: #FCF3F3;
$base-100: #F7DFDF;
$base-200: #EDC0BF;
$base-300: #DC9593;
$base-400: #C76C6B;
$base-500: #AC4B49;
$base-600: #843F3E;
$base-700: #5E3231;
$base-800: #3E2323;
$base-900: #261717;
$base-hover: #962C2A;
$base-subtle: #E8C6C5;

{
    "color": {
        "base": {
            "value": "#BB3735",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FCF3F3",
                "type": "color"
            },
            "100": {
                "value": "#F7DFDF",
                "type": "color"
            },
            "200": {
                "value": "#EDC0BF",
                "type": "color"
            },
            "300": {
                "value": "#DC9593",
                "type": "color"
            },
            "400": {
                "value": "#C76C6B",
                "type": "color"
            },
            "500": {
                "value": "#AC4B49",
                "type": "color"
            },
            "600": {
                "value": "#843F3E",
                "type": "color"
            },
            "700": {
                "value": "#5E3231",
                "type": "color"
            },
            "800": {
                "value": "#3E2323",
                "type": "color"
            },
            "900": {
                "value": "#261717",
                "type": "color"
            }
        }
    }
}

Palettes built on #BB3735

Color Lab

Pairs with #BB3735

UI roles & guardrails

In real applications

Scales

Every model

Export