#001a19

Swamp

Closest match (99% match)

Color formats

RGB

rgb(0, 26, 25)

Red, Green, Blue components

HSL

hsl(178, 100%, 5%)

Hue, Saturation, Lightness

CMYK

cmyk(100, 0, 4, 90)

Print color encoding

Luminance

0.008

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#001a19

#1a0001

Analogous (Adjacent)

#001a0c

#001a19

#000e1a

Triadic

#001a19

#19001a

#1a1900

Split complementary

#001a19

#1a000e

#1a0c00

Complete conversion table

HEX

#001A19

RGB

rgb(0,26,25)

RGBA

rgba(0,26,25, 1)

HSL

hsl(177.69,100%,5.1%)

OKLCH (Modern CSS)

oklch(0.20 0.03 191.4)

CSS Variable

--color: #001a19;

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

18.08

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

1.16

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#001a19#1a1a19

ORIG

SIM

Deuteranopia (green)

#001a19#090819

ORIG

SIM

Tritanopia (blue)

#001a19#010c0e

ORIG

SIM

Monochrome (color blind)

#001a19#161616

Mixing guide

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

MIXING PALETTE

90%

RYB PIGMENTS

Ivory black

Pigment

90%

Ultramarine blue

Pigment

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

Cyan hue

485–500 nm • closest visible-spectrum range

750 nm

380 nm

Visual temperature

Cool

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

Cool

Neutral

Warm

Luminance (brightness)

0.8%

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.

Black Stallion

#0E191C

Jedi Night

#041108

Black Box

#0F282F

Blackn’t

#020F03

Diesel

#1A0001

Blue Charcoal

#000E1A

Holly

#001A0C

Black Russian

#19001A

Nero

#1A1900

Diesel

#1A000E

Limed Spruce

#314847

Black

#000000