#001199

Space Exploration

ReadyTools Database (Exact)

Resolution Blue

~95% match

Color formats

RGB

rgb(0, 17, 153)

Red, Green, Blue components

HSL

hsl(233, 100%, 30%)

Hue, Saturation, Lightness

CMYK

cmyk(100, 89, 0, 40)

Print color encoding

Luminance

0.027

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#001199

#998800

Analogous (Adjacent)

#005d99

#001199

#3c0099

Triadic

#001199

#990011

#119900

Split complementary

#001199

#993c00

#5d9900

Complete conversion table

HEX

#001199

RGB

rgb(0,17,153)

RGBA

rgba(0,17,153, 1)

HSL

hsl(233.33,100%,30%)

OKLCH (Modern CSS)

oklch(0.32 0.21 264.2)

CSS Variable

--color: #001199;

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%

1D

1W

1M

WED

2,450

Contrast

Contrast and readability (WCAG)

On white background

13.63

AP

Small text (14pt)

The quick brown fox jumps over...

AA

AAA

Large text or UI (18pt Bold)

AA

AAA

On black background

1.54

AP

Small text (14pt)

The quick brown fox jumps over...

AA

AAA

Large text or UI (18pt Bold)

AA

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#001199#4d4e99

ORIG

SIM

Deuteranopia (green)

#001199#392e99

ORIG

SIM

Tritanopia (blue)

#001199#010809

ORIG

SIM

Monochrome (color blind)

#001199#322654

Mixing guide

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

MIXING PALETTE

58%

40%

2%

RYB PIGMENTS

Ultramarine blue

Pigment

58%

Ivory black

Pigment

40%

Cadmium yellow

Pigment

2%

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)

2.7%

Dark • relative luminance

0%

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.

Royal

#0C1793

Cobalt

#030AA7

Galactic Cruise

#111188

Dark Galaxy

#0018A8

Olive

#998800

Pigment Indigo

#3C0099

Bahama Blue

#005D99

Scarlett

#990011

Herbalist’s Garden

#119900

Brown

#993C00

Purple Heart

#5F45D5

Navy Blue

#000061


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