#818AF0

#818AF0

Color Values

HEX

#818AF0

RGB

129, 138, 240

HSL

235.1, 78.7%, 72.4%

HSV

235.1, 46.2%, 94.1%

CMYK

46.2%, 42.5%, 0.0%, 5.9%

OKLCH

0.6717 0.1499 277.7

Properties

Cool Light Nearest: Indigo

Color Harmonies

Complementary

#818AF0

#F0E781

Analogous

#81C2F0

#B081F0

#818AF0

Triadic

#818AF0

#F0818A

#8AF081

Split Complementary

#818AF0

#F0B081

#C2F081

Tetradic

#818AF0

#F081C2

#F0E781

#81F0B0

Color Blindness Simulation

Original

#818AF0

Protanopia

#8585D7

Deuteranopia

#8484D1

Tritanopia

#81C4C0

Achromatopsia

#8F8F8F

CSS Usage

background-color: #818AF0;
color: #818AF0;
border-color: #818AF0;
Nearest Tailwind: Indigo 400 #818CF8

Tailwind Shades

50
#F2F3FC
100
#E1E3F9
200
#BFC4F7
300
#929AF2
400
#5663EB
500
#1B2CE4
600
#1623B6
700
#111C92
800
#0E1672
900
#0E1453
950
#090C34

Contrast Checker

Text on white

3.08:1

AA Fail AAA Fail

Text on black

6.83:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026