#f23c01

Vermilion

Closest match (95% match)

Color formats

RGB

rgb(242, 60, 1)

Red, Green, Blue components

HSL

hsl(15, 99%, 48%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 75, 100, 5)

Print color encoding

Luminance

0.221

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#f23c01

#01b7f2

Analogous (Adjacent)

#f2013e

#f23c01

#f2b501

Triadic

#f23c01

#01f23c

#3c01f2

Split complementary

#f23c01

#01f2b4

#013ef2

Complete conversion table

HEX

#F23C01

RGB

rgb(242,60,1)

RGBA

rgba(242,60,1, 1)

HSL

hsl(14.69,99.18%,47.65%)

OKLCH (Modern CSS)

oklch(0.63 0.22 34.4)

CSS Variable

--color: #f23c01;

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

3.87

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

5.42

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#f23c01#222101

ORIG

SIM

Deuteranopia (green)

#f23c01#96aa01

ORIG

SIM

Tritanopia (blue)

#f23c01#e98492

ORIG

SIM

Monochrome (color blind)

#f23c01#bb6d53

Mixing guide

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

MIXING PALETTE

72%

23%

RYB PIGMENTS

Cadmium red

Pigment

72%

Cadmium yellow

Pigment

23%

Ivory black

Pigment

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)

22.1%

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.

Metroid Red

#F83800

Glowing Meteor

#EE4400

Vermilion

#F4320C

Boiling Magma

#FF3300

Cerulean

#01B7F2

Selective Yellow

#F2B501

Torch Red

#F2013E

Malachite

#01F23C

Blue

#3C01F2

Bright Turquoise

#01F2B4

Coral

#FF7D42

Bright Red

#AB0000