#ff0033

Hornet Sting

ReadyTools Database (Exact)

Torch Red

~100% match

Color formats

RGB

rgb(255, 0, 51)

Red, Green, Blue components

HSL

hsl(348, 100%, 50%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 100, 80, 0)

Print color encoding

Luminance

0.215

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#ff0033

#00ffcc

Analogous (Adjacent)

#ff00b2

#ff0033

#ff4d00

Triadic

#ff0033

#33ff00

#0033ff

Split complementary

#ff0033

#00ff4d

#00b2ff

Complete conversion table

HEX

#FF0033

RGB

rgb(255,0,51)

RGBA

rgba(255,0,51, 1)

HSL

hsl(348,100%,50%)

OKLCH (Modern CSS)

oklch(0.63 0.25 23.6)

CSS Variable

--color: #ff0033;

Preview

Readability and Typography

Headline Test

This text demonstrates the reading experience on this background color.

Headline Test

This text demonstrates the reading experience on this background color.

UI Component Set

This is an example alert bar using the selected color.

SOLIDSOFTOUTLINE

Product Mockup

4582 •••• •••• 9018

CARDHOLDER

JOHN DOE

VALID

12/28

Mobile application

Customer support

Hi! How can we help you today?

I love this new color! 😍

Data visualization

Weekly growth

+1,240

12.5%

WED

2,450

Contrast

Contrast and readability (WCAG)

On white background

3.96

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

5.30

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#ff0033#161733

ORIG

SIM

Deuteranopia (green)

#ff0033#b1c233

ORIG

SIM

Tritanopia (blue)

#ff0033#f26e78

ORIG

SIM

Monochrome (color blind)

#ff0033#bf675f

Mixing guide

How to mix this color using physical paints or printing inks.

MIXING PALETTE

90%

10%

RYB PIGMENTS

Cadmium red

Pigment

90%

Ultramarine blue

Pigment

10%

Unlike light, mixing paints makes colors darker. This simulation mimics the behavior of physical pigments.

Physical properties

Perceptual and light-related properties derived from the digital color.

Spectral relationship

Red hue

620–750 nm • closest visible-spectrum range

750 nm

380 nm

Visual temperature

Warm

A perceptual warm–cool classification. Kelvin does not apply to an arbitrary interface color.

Cool

Neutral

Warm

Luminance (brightness)

21.5%

Dark • relative luminance

50%

100%

An RGB color is produced by combined screen light, so this range is a visual comparison rather than an exact physical wavelength.

Gradient gallery

Generate premium CSS backgrounds and textures from your color.

Similar & Related Colors

Mathematically computed harmonies, shades, and similar tones for this color.

Rage

#FF1133

Neon Red

#FF073A

In the Red

#FF2233

Future Fuchsia

#FF2040

Plunge Pool

#00FFCC

Phaser Beam

#FF4D00

Hollywood Cerise

#FF00B2

Signal Green

#33FF00

Blue Ribbon

#0033FF

Spring Green

#00FF4D

Pompelmo

#FF6666

Guardsman Red

#B70003