#3A81DB

#3A81DB

Color Values

HEX

#3A81DB

RGB

58, 129, 219

HSL

213.5, 69.1%, 54.3%

HSV

213.5, 73.5%, 85.9%

CMYK

73.5%, 41.1%, 0.0%, 14.1%

OKLCH

0.6031 0.1545 255.8

Properties

Cool Light Nearest: dodgerblue 3

Color Harmonies

Complementary

#3A81DB

#DB943A

Analogous

#3AD2DB

#433ADB

#3A81DB

Triadic

#3A81DB

#DB3A81

#81DB3A

Split Complementary

#3A81DB

#DB433A

#D2DB3A

Tetradic

#3A81DB

#DB3AD2

#DB943A

#3ADB43

Color Blindness Simulation

Original

#3A81DB

Protanopia

#5959C5

Deuteranopia

#554FC0

Tritanopia

#3EB4B0

Achromatopsia

#787878

CSS Usage

background-color: #3A81DB;
color: #3A81DB;
border-color: #3A81DB;
Nearest Tailwind: Blue 400 #60A5FA

Tailwind Shades

50
#F3F7FC
100
#E3ECF8
200
#C3D8F4
300
#98BDEC
400
#5F99E2
500
#2775D8
600
#205EAC
700
#194B8A
800
#143B6C
900
#122D4F
950
#0C1C32

Contrast Checker

Text on white

3.93:1

AA Fail AAA Fail

Text on black

5.34:1

AA Pass AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026