What color is #DE2121?

#DE2121 is a medium, vivid red. In RGB it is rgb(222, 33, 33), and in HSL hsl(0, 74%, 50%).

Is #DE2121 accessible as text?

On white, #DE2121 has a contrast ratio of 4.83:1 (passes WCAG AA for body text); on black it is 4.35:1 (fails). For text placed on #DE2121, use white for the best readability.

What is the closest Tailwind color to #DE2121?

The nearest Tailwind CSS token is red-600 (#E7000B).

What colors go well with #DE2121?

#DE2121 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #21DEDE. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #DE2121 below.

Is #DE2121 good for buttons?

#DE2121 works well for buttons and highlights, but use white text on #DE2121 — black text only reaches 4.35:1, below the 4.5:1 needed for normal-size labels.

Is #DE2121 the same as CSS crimson?

No — #DE2121 is not the CSS named color crimson, but crimson (#DC143C) is the closest CSS named color.

#DE2121 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #DE2121

Not just a swatch — here's how #DE2121 works with other colors. Named schemes with #DE2121 in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #DE2121 Secondary #E76F53 Accent #EA9C35 Anchor #5C3951 Surface #F5E8D6

Crimson 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 #DE2121 Anchor #3A2A21 Surface #F0E2D0 Accent #969664 Secondary #3C3833

Crimson 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 #DE2121 Secondary #7B4927 Surface #EAD9C0 Accent #43503A Anchor #5A222E

Crimson 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 #DE2121 Surface #F3E6D6 Anchor #5F2037 Accent #E6C2C1 Secondary #332B2E

Crimson 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 #DE2121 Secondary #D09289 Support #9B9186 Ink #17140F

Crimson 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 Crimson carrying the quiet middle.

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Color Lab

How #DE2121 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 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 46/100

Moderate

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

Naturalness 18/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 27/100

Low

A faint retro warmth without tipping into sepia.

Luxury 43/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 85/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 74/100

High

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

Surface fit 15/100

Very low

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

Print safety 76/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #DE2121

For UI

For branding

For interior

For fashion

People also use #DE2121 with

Deep Pink Butterscotch Medium Turquoise 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 4.8:1. Use

Subtle surface Use #F3D8D8 for cards and hover fills. Tint 80

Avoid beside #DE6021 — 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 #DE2121 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: #DE2121;
  --color-base-rgb: 222 33 33;
  --color-base-oklch: oklch(57.8% 0.220 27.7);
  --color-50: #FEF1F1;
  --color-100: #FBDBDB;
  --color-200: #F4B8B8;
  --color-300: #E78888;
  --color-400: #D65C5C;
  --color-500: #BC3939;
  --color-600: #8F3333;
  --color-700: #652A2A;
  --color-800: #421F1F;
  --color-900: #291515;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  crimson: {
    50: '#FEF1F1',
    100: '#FBDBDB',
    200: '#F4B8B8',
    300: '#E78888',
    400: '#D65C5C',
    500: '#BC3939',
    600: '#8F3333',
    700: '#652A2A',
    800: '#421F1F',
    900: '#291515',
  },
}

$base: #DE2121;
$base-ink: #FFFFFF;
$base-50: #FEF1F1;
$base-100: #FBDBDB;
$base-200: #F4B8B8;
$base-300: #E78888;
$base-400: #D65C5C;
$base-500: #BC3939;
$base-600: #8F3333;
$base-700: #652A2A;
$base-800: #421F1F;
$base-900: #291515;
$base-hover: #B11B1B;
$base-subtle: #EEC3C3;

{
    "color": {
        "base": {
            "value": "#DE2121",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF1F1",
                "type": "color"
            },
            "100": {
                "value": "#FBDBDB",
                "type": "color"
            },
            "200": {
                "value": "#F4B8B8",
                "type": "color"
            },
            "300": {
                "value": "#E78888",
                "type": "color"
            },
            "400": {
                "value": "#D65C5C",
                "type": "color"
            },
            "500": {
                "value": "#BC3939",
                "type": "color"
            },
            "600": {
                "value": "#8F3333",
                "type": "color"
            },
            "700": {
                "value": "#652A2A",
                "type": "color"
            },
            "800": {
                "value": "#421F1F",
                "type": "color"
            },
            "900": {
                "value": "#291515",
                "type": "color"
            }
        }
    }
}