#101949

#101949

Color Values

HEX

#101949

RGB

16, 25, 73

HSL

230.5, 64.0%, 17.5%

HSV

230.5, 78.1%, 28.6%

CMYK

78.1%, 65.8%, 0.0%, 71.4%

OKLCH

0.2402 0.0898 270.1

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#101949

#494010

Analogous

#103649

#241049

#101949

Triadic

#101949

#491019

#194910

Split Complementary

#101949

#492410

#364910

Tetradic

#101949

#491036

#494010

#104924

Color Blindness Simulation

Original

#101949

Protanopia

#14143D

Deuteranopia

#13133B

Tritanopia

#103432

Achromatopsia

#1B1B1B

CSS Usage

background-color: #101949;
color: #101949;
border-color: #101949;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F3F5FC
100
#E3E7F7
200
#C4CCF2
300
#9BA7E9
400
#6477DD
500
#2E48D1
600
#2539A7
700
#1D2E86
800
#172469
900
#151D4C
950
#0D1330

Contrast Checker

Text on white

16.7:1

AA Pass AAA Pass

Text on black

1.26:1

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