#bb180d

Milano Red

Closest match (99% match)

Color formats

RGB

rgb(187, 24, 13)

Red, Green, Blue components

HSL

hsl(4, 87%, 39%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 87, 93, 27)

Print color encoding

Luminance

0.112

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#bb180d

#0db0bb

Analogous (Adjacent)

#bb0d59

#bb180d

#bb6f0d

Triadic

#bb180d

#0dbb18

#180dbb

Split complementary

#bb180d

#0dbb6f

#0d59bb

Complete conversion table

HEX

#BB180D

RGB

rgb(187,24,13)

RGBA

rgba(187,24,13, 1)

HSL

hsl(3.79,87%,39.22%)

OKLCH (Modern CSS)

oklch(0.51 0.20 29.6)

CSS Variable

--color: #bb180d;

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

6.46

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

3.25

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#bb180d#13130d

ORIG

SIM

Deuteranopia (green)

#bb180d#79870d

ORIG

SIM

Tritanopia (blue)

#bb180d#b35c65

ORIG

SIM

Monochrome (color blind)

#bb180d#825247

Mixing guide

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

MIXING PALETTE

71%

24%

RYB PIGMENTS

Cadmium red

Pigment

71%

Ivory black

Pigment

24%

Cadmium yellow

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)

11.2%

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.

Bloody Mary

#BA0105

Blood Kiss

#C30B0A

Ghost Pepper

#C10102

Threatening Red

#C30305

Cerulean

#0DB0BB

Pumpkin Skin

#BB6F0D

Jazzberry Jam

#BB0D59

Malachite

#0DBB18

Torea Bay

#180DBB

Malachite

#0DBB6F

Outrageous Orange

#FF5E41

Maroon

#790000