What color is #CC331B?

#CC331B is a medium, vivid brown. In RGB it is rgb(204, 51, 27), and in HSL hsl(8, 77%, 45%).

Is #CC331B accessible as text?

On white, #CC331B has a contrast ratio of 5.18:1 (passes WCAG AA for body text); on black it is 4.06:1 (fails). For text placed on #CC331B, use white for the best readability.

What is the closest Tailwind color to #CC331B?

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

What colors go well with #CC331B?

#CC331B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1AB4CB. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #CC331B below.

Is #CC331B good for buttons?

#CC331B works well for buttons and highlights, but use white text on #CC331B — black text only reaches 4.06:1, below the 4.5:1 needed for normal-size labels.

Is #CC331B the same as CSS crimson?

No — #CC331B is not the CSS named color crimson, but crimson (#DC143C) 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.

#CC331B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #CC331B

Not just a swatch — here's how #CC331B works with other colors. Named schemes with #CC331B in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #CC331B Secondary #E76F52 Accent #EA9C34 Anchor #5C3950 Surface #F4E8D6

Fire Engine Red 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 #CC331B Anchor #3A2A20 Surface #F0E2D0 Accent #969665 Secondary #3B3833

Fire Engine Red 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 #CC331B Secondary #7B4927 Surface #EAD9C0 Accent #43503A Anchor #5A222E

Fire Engine Red 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 #CC331B Surface #F3E6D6 Anchor #5F2036 Accent #E6C2C1 Secondary #332B2D

Fire Engine Red 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 #CC331B Secondary #C48E84 Support #9B9186 Ink #17140F

Fire Engine Red 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 Fire Engine Red carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #CC331B 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 97/100

Warm

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

Softness 36/100

Low

Middle-weight — neither delicate nor heavy.

Depth 47/100

Moderate

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

Naturalness 40/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 43/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 47/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 75/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 88/100

Very high

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

Surface fit 13/100

Very low

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

Print safety 79/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #CC331B

For UI

For branding

For interior

For fashion

People also use #CC331B with

Razzmatazz Dijon Verdigris 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 5.2:1. Use

Subtle surface Use #F3D8D3 for cards and hover fills. Tint 80

Avoid beside #CB6D1A — 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 #CC331B 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: #CC331B;
  --color-base-rgb: 204 51 27;
  --color-base-oklch: oklch(55.7% 0.193 31.7);
  --color-50: #FEF3F1;
  --color-100: #FBDEDA;
  --color-200: #F5BFB7;
  --color-300: #E99386;
  --color-400: #D96A59;
  --color-500: #BE4937;
  --color-600: #913E31;
  --color-700: #663128;
  --color-800: #43231E;
  --color-900: #291714;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  fire-engine-red: {
    50: '#FEF3F1',
    100: '#FBDEDA',
    200: '#F5BFB7',
    300: '#E99386',
    400: '#D96A59',
    500: '#BE4937',
    600: '#913E31',
    700: '#663128',
    800: '#43231E',
    900: '#291714',
  },
}

$base: #CC331B;
$base-ink: #FFFFFF;
$base-50: #FEF3F1;
$base-100: #FBDEDA;
$base-200: #F5BFB7;
$base-300: #E99386;
$base-400: #D96A59;
$base-500: #BE4937;
$base-600: #913E31;
$base-700: #663128;
$base-800: #43231E;
$base-900: #291714;
$base-hover: #A22815;
$base-subtle: #EEC3BC;

{
    "color": {
        "base": {
            "value": "#CC331B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF3F1",
                "type": "color"
            },
            "100": {
                "value": "#FBDEDA",
                "type": "color"
            },
            "200": {
                "value": "#F5BFB7",
                "type": "color"
            },
            "300": {
                "value": "#E99386",
                "type": "color"
            },
            "400": {
                "value": "#D96A59",
                "type": "color"
            },
            "500": {
                "value": "#BE4937",
                "type": "color"
            },
            "600": {
                "value": "#913E31",
                "type": "color"
            },
            "700": {
                "value": "#663128",
                "type": "color"
            },
            "800": {
                "value": "#43231E",
                "type": "color"
            },
            "900": {
                "value": "#291714",
                "type": "color"
            }
        }
    }
}

Palettes built on #CC331B

Color Lab

Pairs with #CC331B

UI roles & guardrails

In real applications

Scales

Every model

Export