What color is #AA321B?

#AA321B is a dark, vivid brown. In RGB it is rgb(170, 50, 27), and in HSL hsl(10, 73%, 39%).

Is #AA321B accessible as text?

On white, #AA321B 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 #AA321B, use white for the best readability.

What is the closest Tailwind color to #AA321B?

The nearest Tailwind CSS token is orange-800 (#9F2D00).

What colors go well with #AA321B?

#AA321B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1B94AC. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #AA321B below.

Is #AA321B good for buttons?

#AA321B works well for buttons and highlights, but use white text on #AA321B — black text only reaches 3.18:1, below the 4.5:1 needed for normal-size labels.

Is #AA321B the same as CSS brown?

No — #AA321B is not the CSS named color brown, but brown (#A52A2A) is the closest CSS named color.

#AA321B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #AA321B

Not just a swatch — here's how #AA321B works with other colors. Named schemes with #AA321B in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #AA321B Secondary #B76324 Accent #777743 Surface #F4ECDD Anchor #3B2A20

This palette keeps Firebrick 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 #AA321B Anchor #3A2A20 Surface #F0E2D0 Accent #959665 Secondary #3B3833

Firebrick 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 #AA321B Secondary #7B4927 Surface #EAD9C0 Accent #42503A Anchor #5A222D

Firebrick 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 #AA321B Surface #F3E7D6 Anchor #5F2036 Accent #E6C2C1 Secondary #332B2D

Firebrick 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 #AA321B Secondary #AA7F75 Support #9B9186 Ink #17140F

Firebrick 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 Firebrick carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #AA321B 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 95/100

Warm

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

Softness 36/100

Low

Middle-weight — neither delicate nor heavy.

Depth 52/100

Moderate

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

Naturalness 76/100

High

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

Vintage feel 56/100

Moderate

Faded, nostalgic quality — editorial, heritage and retro work.

Luxury 54/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 43/100

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 8/100

Very low

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

Print safety 83/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #AA321B

For UI

For branding

For interior

For fashion

People also use #AA321B with

Ruby Red Dark Goldenrod 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 6.6:1. Use

Subtle surface Use #F0D5D0 for cards and hover fills. Tint 80

Avoid beside #AC631B — 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 #AA321B 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: #AA321B;
  --color-base-rgb: 170 50 27;
  --color-base-oklch: oklch(49.6% 0.160 32.9);
  --color-50: #FDF3F1;
  --color-100: #FAE0DB;
  --color-200: #F4C2B9;
  --color-300: #E79888;
  --color-400: #D5715D;
  --color-500: #BB503A;
  --color-600: #8E4333;
  --color-700: #65342A;
  --color-800: #42251F;
  --color-900: #281815;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  firebrick: {
    50: '#FDF3F1',
    100: '#FAE0DB',
    200: '#F4C2B9',
    300: '#E79888',
    400: '#D5715D',
    500: '#BB503A',
    600: '#8E4333',
    700: '#65342A',
    800: '#42251F',
    900: '#281815',
  },
}

$base: #AA321B;
$base-ink: #FFFFFF;
$base-50: #FDF3F1;
$base-100: #FAE0DB;
$base-200: #F4C2B9;
$base-300: #E79888;
$base-400: #D5715D;
$base-500: #BB503A;
$base-600: #8E4333;
$base-700: #65342A;
$base-800: #42251F;
$base-900: #281815;
$base-hover: #8A2915;
$base-subtle: #EABFB6;

{
    "color": {
        "base": {
            "value": "#AA321B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FDF3F1",
                "type": "color"
            },
            "100": {
                "value": "#FAE0DB",
                "type": "color"
            },
            "200": {
                "value": "#F4C2B9",
                "type": "color"
            },
            "300": {
                "value": "#E79888",
                "type": "color"
            },
            "400": {
                "value": "#D5715D",
                "type": "color"
            },
            "500": {
                "value": "#BB503A",
                "type": "color"
            },
            "600": {
                "value": "#8E4333",
                "type": "color"
            },
            "700": {
                "value": "#65342A",
                "type": "color"
            },
            "800": {
                "value": "#42251F",
                "type": "color"
            },
            "900": {
                "value": "#281815",
                "type": "color"
            }
        }
    }
}

Palettes built on #AA321B

Color Lab

Pairs with #AA321B

UI roles & guardrails

In real applications

Scales

Every model

Export