#ff3973

Radical Red

Closest match (95% match)

Color formats

RGB

rgb(255, 57, 115)

Red, Green, Blue components

HSL

hsl(342, 100%, 61%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 78, 55, 0)

Print color encoding

Luminance

0.254

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#ff3973

#39ffc5

Analogous (Adjacent)

#ff39d6

#ff3973

#ff6239

Triadic

#ff3973

#73ff39

#3973ff

Split complementary

#ff3973

#39ff62

#39d6ff

Complete conversion table

HEX

#FF3973

RGB

rgb(255,57,115)

RGBA

rgba(255,57,115, 1)

HSL

hsl(342.42,100%,61.18%)

OKLCH (Modern CSS)

oklch(0.66 0.23 9.7)

CSS Variable

--color: #ff3973;

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

3.45

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

6.08

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#ff3973#535373

ORIG

SIM

Deuteranopia (green)

#ff3973#c9d573

ORIG

SIM

Tritanopia (blue)

#ff3973#f58896

ORIG

SIM

Monochrome (color blind)

#ff3973#b27c83

Mixing guide

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

MIXING PALETTE

66%

22%

11%

RYB PIGMENTS

Cadmium red

Pigment

66%

Titanium white

Pigment

22%

Ultramarine blue

Pigment

11%

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

Non-spectral color

No single wavelength

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)

25.4%

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.

Fuchsia Felicity

#F44772

Diva Pink

#FA427E

Laser Trap

#FF3F6A

Radishical

#EC4872

Bright Turquoise

#39FFC5

Outrageous Orange

#FF6239

Razzle Dazzle Rose

#FF39D6

Screamin' Green

#73FF39

Dodger Blue

#3973FF

Screamin' Green

#39FF62

Tickle Me Pink

#FF7FAB

Shiraz

#BA0040