What color is #CA3904?

#CA3904 is a medium, vivid red-orange. In RGB it is rgb(202, 57, 4), and in HSL hsl(16, 96%, 40%).

Is #CA3904 accessible as text?

On white, #CA3904 has a contrast ratio of 5.12:1 (passes WCAG AA for body text); on black it is 4.10:1 (fails). For text placed on #CA3904, use white for the best readability.

What is the closest Tailwind color to #CA3904?

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

What colors go well with #CA3904?

#CA3904 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #0494C8. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #CA3904 below.

Is #CA3904 good for buttons?

#CA3904 works well for buttons and highlights, but use white text on #CA3904 — black text only reaches 4.10:1, below the 4.5:1 needed for normal-size labels.

Is #CA3904 the same as CSS crimson?

No — #CA3904 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.

#CA3904 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #CA3904

Not just a swatch — here's how #CA3904 works with other colors. Named schemes with #CA3904 in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #CA3904 Secondary #E76F51 Accent #E99C33 Anchor #5C3950 Surface #F4E8D6

Mahogany glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Warm Autumn Interior Dominant · 5 colors

Dominant #CA3904 Secondary #B66423 Accent #767743 Surface #F4ECDD Anchor #3B2A20

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

Desert Clay Center · 5 colors

Center #CA3904 Surface #E3CEA8 Secondary #B17957 Accent #97976D Anchor #3E2C20

Mahogany holds the warm center of this desert palette with sand and clay beside it, a muted-sage accent and a dark-brown anchor.

Berry & Cream Lead · 5 colors

Lead #CA3904 Surface #F3E7D6 Anchor #5F2036 Accent #E6C2C1 Secondary #332B2D

Mahogany 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 #CA3904 Secondary #C39082 Support #9B9186 Ink #17140F

Mahogany 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 Mahogany carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #CA3904 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 99/100

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 47/100

Moderate

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 73/100

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 79/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #CA3904

For UI

For branding

For interior

For fashion

People also use #CA3904 with

Amaranth Goldenrod Steel Blue Greige 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 5.1:1. Use

Subtle surface Use #F6D7CB for cards and hover fills. Tint 80

Avoid beside #C87A04 — 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 #CA3904 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: #CA3904;
  --color-base-rgb: 202 57 4;
  --color-base-oklch: oklch(55.8% 0.189 36.1);
  --color-50: #FEF4F0;
  --color-100: #FDE2D8;
  --color-200: #FCC5B1;
  --color-300: #F69B7A;
  --color-400: #E8744A;
  --color-500: #CF5326;
  --color-600: #9D4525;
  --color-700: #6E3521;
  --color-800: #482619;
  --color-900: #2C1912;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  mahogany: {
    50: '#FEF4F0',
    100: '#FDE2D8',
    200: '#FCC5B1',
    300: '#F69B7A',
    400: '#E8744A',
    500: '#CF5326',
    600: '#9D4525',
    700: '#6E3521',
    800: '#482619',
    900: '#2C1912',
  },
}

$base: #CA3904;
$base-ink: #FFFFFF;
$base-50: #FEF4F0;
$base-100: #FDE2D8;
$base-200: #FCC5B1;
$base-300: #F69B7A;
$base-400: #E8744A;
$base-500: #CF5326;
$base-600: #9D4525;
$base-700: #6E3521;
$base-800: #482619;
$base-900: #2C1912;
$base-hover: #A02D03;
$base-subtle: #F3C1B0;

{
    "color": {
        "base": {
            "value": "#CA3904",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF4F0",
                "type": "color"
            },
            "100": {
                "value": "#FDE2D8",
                "type": "color"
            },
            "200": {
                "value": "#FCC5B1",
                "type": "color"
            },
            "300": {
                "value": "#F69B7A",
                "type": "color"
            },
            "400": {
                "value": "#E8744A",
                "type": "color"
            },
            "500": {
                "value": "#CF5326",
                "type": "color"
            },
            "600": {
                "value": "#9D4525",
                "type": "color"
            },
            "700": {
                "value": "#6E3521",
                "type": "color"
            },
            "800": {
                "value": "#482619",
                "type": "color"
            },
            "900": {
                "value": "#2C1912",
                "type": "color"
            }
        }
    }
}

Palettes built on #CA3904

Color Lab

Pairs with #CA3904

UI roles & guardrails

In real applications

Scales

Every model

Export