#031ec7

Dark Blue

Closest match (97% match)

Color formats

RGB

rgb(3, 30, 199)

Red, Green, Blue components

HSL

hsl(232, 97%, 40%)

Hue, Saturation, Lightness

CMYK

cmyk(98, 85, 0, 22)

Print color encoding

Luminance

0.051

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#031ec7

#c7ac03

Analogous (Adjacent)

#0380c7

#031ec7

#4a03c7

Triadic

#031ec7

#c7031e

#1ec703

Split complementary

#031ec7

#c74a03

#80c703

Complete conversion table

HEX

#031EC7

RGB

rgb(3,30,199)

RGBA

rgba(3,30,199, 1)

HSL

hsl(231.73,97.03%,39.61%)

OKLCH (Modern CSS)

oklch(0.39 0.25 264.5)

CSS Variable

--color: #031ec7;

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

10.43

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

2.01

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#031ec7#686ac7

ORIG

SIM

Deuteranopia (green)

#031ec7#4b3ec7

ORIG

SIM

Tritanopia (blue)

#031ec7#040f11

ORIG

SIM

Monochrome (color blind)

#031ec7#43337d

Mixing guide

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

MIXING PALETTE

76%

21%

RYB PIGMENTS

Ultramarine blue

Pigment

76%

Ivory black

Pigment

21%

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)

5.1%

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.

True Blue

#010FCC

Sapphire Splendour

#2425B9

Lapis on Neptune

#1F22D2

Too Dark Tonight

#0011BB

Buddha Gold

#C7AC03

Purple

#4A03C7

Lochmara

#0380C7

Monza

#C7031E

Green

#1EC703

Burnt Orange

#C74A03

Cornflower Blue

#6D54FF

Navy Blue

#00008B