#a3d1e7

Regent St Blue

Closest match (98% match)

Color formats

RGB

rgb(163, 209, 231)

Red, Green, Blue components

HSL

hsl(199, 59%, 77%)

Hue, Saturation, Lightness

CMYK

cmyk(29, 10, 0, 9)

Print color encoding

Luminance

0.592

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#a3d1e7

#e7b9a3

Analogous (Adjacent)

#a3e7db

#a3d1e7

#a3afe7

Triadic

#a3d1e7

#e7a3d1

#d1e7a3

Split complementary

#a3d1e7

#e7a3af

#e7dba3

Complete conversion table

HEX

#A3D1E7

RGB

rgb(163,209,231)

RGBA

rgba(163,209,231, 1)

HSL

hsl(199.41,58.62%,77.25%)

OKLCH (Modern CSS)

oklch(0.84 0.06 228.8)

CSS Variable

--color: #a3d1e7;

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

1.64

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

12.83

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#a3d1e7#dbdbe7

ORIG

SIM

Deuteranopia (green)

#a3d1e7#bbb7e7

ORIG

SIM

Tritanopia (blue)

#a3d1e7#a5a8bb

ORIG

SIM

Monochrome (color blind)

#a3d1e7#cacaca

Mixing guide

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

MIXING PALETTE

67%

27%

RYB PIGMENTS

Titanium white

Pigment

67%

Ultramarine blue

Pigment

27%

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

Cyan hue

485–500 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)

59.2%

Light • 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.

Ariel

#AED7EA

Distant Homeworld

#ACDCEE

Over the Sky

#98D5EA

Endless Horizon

#B1DBF5

Cashmere

#E7B9A3

Dull Lavender

#A3AFE7

Water Leaf

#A3E7DB

Kobi

#E7A3D1

Caper

#D1E7A3

Kobi

#E7A3AF

Baby Blue

#E0FFFF

Bermuda Gray

#6996AB