#1b004e

Tolopea

Closest match (98% match)

Color formats

RGB

rgb(27, 0, 78)

Red, Green, Blue components

HSL

hsl(261, 100%, 15%)

Hue, Saturation, Lightness

CMYK

cmyk(65, 100, 0, 69)

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)

#1b004e

#334e00

Analogous (Adjacent)

#000c4e

#1b004e

#42004e

Triadic

#1b004e

#4e1b00

#004e1b

Split complementary

#1b004e

#4e4200

#0c4e00

Complete conversion table

HEX

#1B004E

RGB

rgb(27,0,78)

RGBA

rgba(27,0,78, 1)

HSL

hsl(260.77,100%,15.29%)

OKLCH (Modern CSS)

oklch(0.22 0.12 286.7)

CSS Variable

--color: #1b004e;

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

18.16

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)

#1b004e#22234e

ORIG

SIM

Deuteranopia (green)

#1b004e#2e2a4e

ORIG

SIM

Tritanopia (blue)

#1b004e#1a0c0d

ORIG

SIM

Monochrome (color blind)

#1b004e#161616

Mixing guide

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

MIXING PALETTE

66%

24%

10%

RYB PIGMENTS

Ivory black

Pigment

66%

Ultramarine blue

Pigment

24%

Cadmium red

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

Violet hue

380–450 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.

Your Darkness

#220044

Ravenclaw

#0A0555

Space Colonization

#150F5B

Hollow Knight

#330055

Verdun Green

#334E00

Ripe Plum

#42004E

Stratos

#000C4E

Indian Tan

#4E1B00

Crusoe

#004E1B

Saddle Brown

#4E4200

Minsk

#543184

Black Russian

#000021