#1F2348

#1F2348

Color Values

HEX

#1F2348

RGB

31, 35, 72

HSL

234.1, 39.8%, 20.2%

HSV

234.1, 56.9%, 28.2%

CMYK

56.9%, 51.4%, 0.0%, 71.8%

OKLCH

0.2737 0.068 276.3

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#1F2348

#48441F

Analogous

#1F3848

#2F1F48

#1F2348

Triadic

#1F2348

#481F23

#23481F

Split Complementary

#1F2348

#482F1F

#38481F

Tetradic

#1F2348

#481F38

#48441F

#1F482F

Color Blindness Simulation

Original

#1F2348

Protanopia

#21213F

Deuteranopia

#20203D

Tritanopia

#1F3836

Achromatopsia

#252525

CSS Usage

background-color: #1F2348;
color: #1F2348;
border-color: #1F2348;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F5FA
100
#E7E8F3
200
#CDD0EA
300
#A9AEDA
400
#7B82C6
500
#4D57B2
600
#3D458F
700
#313872
800
#262B59
900
#1F2342
950
#14162A

Contrast Checker

Text on white

15.08:1

AA Pass AAA Pass

Text on black

1.39:1

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