#101f52

Blue Zodiac

Closest match (96% match)

Color formats

RGB

rgb(16, 31, 82)

Red, Green, Blue components

HSL

hsl(226, 67%, 19%)

Hue, Saturation, Lightness

CMYK

cmyk(80, 62, 0, 68)

Print color encoding

Luminance

0.017

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#101f52

#524310

Analogous (Adjacent)

#104052

#101f52

#221052

Triadic

#101f52

#52101f

#1f5210

Split complementary

#101f52

#522210

#405210

Complete conversion table

HEX

#101F52

RGB

rgb(16,31,82)

RGBA

rgba(16,31,82, 1)

HSL

hsl(226.36,67.35%,19.22%)

OKLCH (Modern CSS)

oklch(0.26 0.10 267.1)

CSS Variable

--color: #101f52;

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

15.67

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

1.34

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#101f52#353652

ORIG

SIM

Deuteranopia (green)

#101f52#282452

ORIG

SIM

Tritanopia (blue)

#101f52#111518

ORIG

SIM

Monochrome (color blind)

#101f52#232323

Mixing guide

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

MIXING PALETTE

70%

28%

RYB PIGMENTS

Ivory black

Pigment

70%

Ultramarine blue

Pigment

28%

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

Blue hue

450–495 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)

1.7%

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.

Dark Soul

#112255

Fibonacci Blue

#112358

Subnautical

#012253

Fly by Night

#1C1E4D

Bronzetone

#524310

Jagger

#221052

Elephant

#104052

Heath

#52101F

Green House

#1F5210

Jambalaya

#522210

East Bay

#4A4E88

Black Russian

#000023