#1a2f4e

Nile Blue

Closest match (95% match)

Color formats

RGB

rgb(26, 47, 78)

Red, Green, Blue components

HSL

hsl(216, 50%, 20%)

Hue, Saturation, Lightness

CMYK

cmyk(67, 40, 0, 69)

Print color encoding

Luminance

0.028

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#1a2f4e

#4e391a

Analogous (Adjacent)

#1a494e

#1a2f4e

#1f1a4e

Triadic

#1a2f4e

#4e1a2f

#2f4e1a

Split complementary

#1a2f4e

#4e1f1a

#494e1a

Complete conversion table

HEX

#1A2F4E

RGB

rgb(26,47,78)

RGBA

rgba(26,47,78, 1)

HSL

hsl(215.77,50%,20.39%)

OKLCH (Modern CSS)

oklch(0.30 0.06 258.0)

CSS Variable

--color: #1a2f4e;

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

13.46

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

1.56

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#1a2f4e#3d3d4e

ORIG

SIM

Deuteranopia (green)

#1a2f4e#2d2a4e

ORIG

SIM

Tritanopia (blue)

#1a2f4e#1b2125

ORIG

SIM

Monochrome (color blind)

#1a2f4e#2f2f2f

Mixing guide

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

MIXING PALETTE

74%

23%

RYB PIGMENTS

Ivory black

Pigment

74%

Ultramarine blue

Pigment

23%

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)

2.8%

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.

Midnight Ocean

#0F2D4D

Beyond the Stars

#0A3251

Nautilus

#273C5A

Marine

#042E60

Metallic Bronze

#4E391A

Valhalla

#1F1A4E

Blue Dianne

#1A494E

Wine Berry

#4E1A2F

Seaweed

#2F4E1A

Cocoa Bean

#4E1F1A

Blue Bayoux

#4F6083

Black Russian

#00001F