What color is #CB3443?

#CB3443 is a medium red. In RGB it is rgb(203, 52, 67), and in HSL hsl(354, 59%, 50%).

Is #CB3443 accessible as text?

On white, #CB3443 has a contrast ratio of 5.11:1 (passes WCAG AA for body text); on black it is 4.11:1 (fails). For text placed on #CB3443, use white for the best readability.

What is the closest Tailwind color to #CB3443?

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

What colors go well with #CB3443?

#CB3443 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #34CBBC. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #CB3443 below.

Is #CB3443 good for buttons?

#CB3443 works well for buttons and highlights, but use white text on #CB3443 — black text only reaches 4.11:1, below the 4.5:1 needed for normal-size labels.

Is #CB3443 the same as CSS crimson?

No — #CB3443 is not the CSS named color crimson, but crimson (#DC143C) is the closest CSS named color.

#CB3443 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #CB3443

Not just a swatch — here's how #CB3443 works with other colors. Named schemes with #CB3443 in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #CB3443 Secondary #E76E55 Accent #EB9B37 Anchor #5C3951 Surface #F5E8D6

Brick 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 #CB3443 Anchor #3A2A21 Surface #F1E2D0 Accent #979664 Secondary #3C3833

Brick 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 #CB3443 Secondary #7C4928 Surface #EAD9C0 Accent #434F3A Anchor #5A222F

Brick 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 #CB3443 Surface #F3E6D6 Anchor #5F2037 Accent #E6C2C2 Secondary #332B2E

Brick 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 #CB3443 Secondary #C48F8D Support #9B9087 Ink #17140F

Brick 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 Brick Red carrying the quiet middle.

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Color Lab

How #CB3443 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 94/100

Warm

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

Softness 37/100

Low

Middle-weight — neither delicate nor heavy.

Depth 47/100

Moderate

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

Naturalness 36/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 45/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 47/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 72/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 90/100

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 80/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #CB3443

For UI

For branding

For interior

For fashion

People also use #CB3443 with

Mulberry Ochre Robin Egg 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 5.1:1. Use

Subtle surface Use #F0DBDD for cards and hover fills. Tint 80

Avoid beside #CB5734 — 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 #CB3443 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: #CB3443;
  --color-base-rgb: 203 52 67;
  --color-base-oklch: oklch(56.1% 0.187 20.5);
  --color-50: #FCF2F3;
  --color-100: #F7DEE0;
  --color-200: #EEBEC3;
  --color-300: #DE9299;
  --color-400: #CA6872;
  --color-500: #AE4651;
  --color-600: #863C44;
  --color-700: #5F3034;
  --color-800: #3F2225;
  --color-900: #271718;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  brick-red: {
    50: '#FCF2F3',
    100: '#F7DEE0',
    200: '#EEBEC3',
    300: '#DE9299',
    400: '#CA6872',
    500: '#AE4651',
    600: '#863C44',
    700: '#5F3034',
    800: '#3F2225',
    900: '#271718',
  },
}

$base: #CB3443;
$base-ink: #FFFFFF;
$base-50: #FCF2F3;
$base-100: #F7DEE0;
$base-200: #EEBEC3;
$base-300: #DE9299;
$base-400: #CA6872;
$base-500: #AE4651;
$base-600: #863C44;
$base-700: #5F3034;
$base-800: #3F2225;
$base-900: #271718;
$base-hover: #A22A36;
$base-subtle: #EAC8CB;

{
    "color": {
        "base": {
            "value": "#CB3443",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FCF2F3",
                "type": "color"
            },
            "100": {
                "value": "#F7DEE0",
                "type": "color"
            },
            "200": {
                "value": "#EEBEC3",
                "type": "color"
            },
            "300": {
                "value": "#DE9299",
                "type": "color"
            },
            "400": {
                "value": "#CA6872",
                "type": "color"
            },
            "500": {
                "value": "#AE4651",
                "type": "color"
            },
            "600": {
                "value": "#863C44",
                "type": "color"
            },
            "700": {
                "value": "#5F3034",
                "type": "color"
            },
            "800": {
                "value": "#3F2225",
                "type": "color"
            },
            "900": {
                "value": "#271718",
                "type": "color"
            }
        }
    }
}

Palettes built on #CB3443

Color Lab

Pairs with #CB3443

UI roles & guardrails

In real applications

Scales

Every model

Export