What color is #FF0D21?

#FF0D21 is a medium, vivid red. In RGB it is rgb(255, 13, 33), and in HSL hsl(355, 100%, 53%).

Is #FF0D21 accessible as text?

On white, #FF0D21 has a contrast ratio of 3.94:1 (fails WCAG AA for body text); on black it is 5.33:1 (passes). For text placed on #FF0D21, use black for the best readability.

What is the closest Tailwind color to #FF0D21?

The nearest Tailwind CSS token is red-500 (#FB2C36).

What colors go well with #FF0D21?

#FF0D21 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #0FFFEB. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #FF0D21 below.

Is #FF0D21 good for buttons?

#FF0D21 works well for buttons and highlights, but use black text on #FF0D21 — white text only reaches 3.94:1, below the 4.5:1 needed for normal-size labels.

Is #FF0D21 the same as CSS red?

No — #FF0D21 is not the CSS named color red, but red (#FF0000) is the closest CSS named color.

#FF0D21 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #FF0D21

Not just a swatch — here's how #FF0D21 works with other colors. Named schemes with #FF0D21 in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #FF0D21 Secondary #E76F53 Accent #EA9C35 Anchor #5C3951 Surface #F5E8D6

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

Japanese Sand Base · 5 colors

Base #FF0D21 Surface #F0E9DC Highlight #F7F1E7 Secondary #BBAEA0 Ink #2B2723

Red sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Warm Autumn Interior Dominant · 5 colors

Dominant #FF0D21 Secondary #B76326 Accent #787743 Surface #F4EBDD Anchor #3B2A21

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

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #FF0D21 Secondary #E89F96 Support #9B9186 Ink #17140F

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 Red carrying the quiet middle.

Luxury Packaging Feature · 5 colors

Feature #FF0D21 Anchor #141210 Accent #D09E4E Secondary #322524 Surface #F3EDE3

Red carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.

Build a working theme in the generator →

Color Lab

How #FF0D21 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 32/100

Low

Middle-weight — neither delicate nor heavy.

Depth 41/100

Moderate

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

Naturalness 5/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 9/100

Very low

Clean and current — no dusty, aged cast.

Luxury 37/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 98/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 50/100

Moderate

Workable accent with care around contrast.

Surface fit 20/100

Very low

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

Print safety 72/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #FF0D21

For UI

For branding

For interior

For fashion

People also use #FF0D21 with

Fuchsia Dark Orange Turquoise Gainsboro Espresso

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA

Body text Do not use for body copy on light surfaces. Avoid

Large display Fine for headings 24px+ on white. Pass

Background Pair with #141310 text at 4.7:1. Use

Subtle surface Use #F8D6D9 for cards and hover fills. Tint 80

Avoid beside #FF4B0F — 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 #FF0D21 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: #FF0D21;
  --color-base-rgb: 255 13 33;
  --color-base-oklch: oklch(63.1% 0.254 27.0);
  --color-50: #FEF0F1;
  --color-100: #FDD8DB;
  --color-200: #FCB1B7;
  --color-300: #F87782;
  --color-400: #EC4654;
  --color-500: #D22231;
  --color-600: #9F232D;
  --color-700: #701F26;
  --color-800: #48181C;
  --color-900: #2C1113;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  red: {
    50: '#FEF0F1',
    100: '#FDD8DB',
    200: '#FCB1B7',
    300: '#F87782',
    400: '#EC4654',
    500: '#D22231',
    600: '#9F232D',
    700: '#701F26',
    800: '#48181C',
    900: '#2C1113',
  },
}

$base: #FF0D21;
$base-ink: #141310;
$base-50: #FEF0F1;
$base-100: #FDD8DB;
$base-200: #FCB1B7;
$base-300: #F87782;
$base-400: #EC4654;
$base-500: #D22231;
$base-600: #9F232D;
$base-700: #701F26;
$base-800: #48181C;
$base-900: #2C1113;
$base-hover: #D80012;
$base-subtle: #F6C0C4;

{
    "color": {
        "base": {
            "value": "#FF0D21",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF0F1",
                "type": "color"
            },
            "100": {
                "value": "#FDD8DB",
                "type": "color"
            },
            "200": {
                "value": "#FCB1B7",
                "type": "color"
            },
            "300": {
                "value": "#F87782",
                "type": "color"
            },
            "400": {
                "value": "#EC4654",
                "type": "color"
            },
            "500": {
                "value": "#D22231",
                "type": "color"
            },
            "600": {
                "value": "#9F232D",
                "type": "color"
            },
            "700": {
                "value": "#701F26",
                "type": "color"
            },
            "800": {
                "value": "#48181C",
                "type": "color"
            },
            "900": {
                "value": "#2C1113",
                "type": "color"
            }
        }
    }
}

Palettes built on #FF0D21

Color Lab

Pairs with #FF0D21

UI roles & guardrails

In real applications

Scales

Every model

Export