#100C99

#100C99

Color Values

HEX

#100C99

RGB

16, 12, 153

HSL

241.7, 85.5%, 32.4%

HSV

241.7, 92.2%, 60.0%

CMYK

89.5%, 92.2%, 0.0%, 40.0%

OKLCH

0.3216 0.205 267.4

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#100C99

#95990C

Analogous

#0C4F99

#570C99

#100C99

Triadic

#100C99

#99100C

#0C9910

Split Complementary

#100C99

#99570C

#4F990C

Tetradic

#100C99

#990C4F

#95990C

#0C9957

Color Blindness Simulation

Original

#100C99

Protanopia

#0E0E77

Deuteranopia

#0E0F6F

Tritanopia

#105C56

Achromatopsia

#171717

CSS Usage

background-color: #100C99;
color: #100C99;
border-color: #100C99;
Nearest Tailwind: Violet 800 #5B21B6

Tailwind Shades

50
#F2F2FD
100
#E1E0FA
200
#BFBDFA
300
#908DF6
400
#5550F1
500
#1912ED
600
#140FBD
700
#100C97
800
#0C0976
900
#0D0B56
950
#080736

Contrast Checker

Text on white

13.68:1

AA Pass AAA Pass

Text on black

1.53:1

AA Fail 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