#1B1773

#1B1773

Color Values

HEX

#1B1773

RGB

27, 23, 115

HSL

242.6, 66.7%, 27.1%

HSV

242.6, 80.0%, 45.1%

CMYK

76.5%, 80.0%, 0.0%, 54.9%

OKLCH

0.2899 0.1491 273.8

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#1B1773

#6F7317

Analogous

#174173

#491773

#1B1773

Triadic

#1B1773

#731B17

#17731B

Split Complementary

#1B1773

#734917

#417317

Tetradic

#1B1773

#731741

#6F7317

#177349

Color Blindness Simulation

Original

#1B1773

Protanopia

#19195D

Deuteranopia

#1A1A57

Tritanopia

#1B4B47

Achromatopsia

#1E1E1E

CSS Usage

background-color: #1B1773;
color: #1B1773;
border-color: #1B1773;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F3F3FC
100
#E4E3F7
200
#C6C3F3
300
#9D99EB
400
#6762E0
500
#322AD5
600
#2822AA
700
#201B88
800
#19156A
900
#16134E
950
#0E0C31

Contrast Checker

Text on white

14.82:1

AA Pass AAA Pass

Text on black

1.42:1

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