#31395D

#31395D

Color Values

HEX

#31395D

RGB

49, 57, 93

HSL

229,1, 31,0%, 27,8%

HSV

229,1, 47,3%, 36,5%

CMYK

47,3%, 38,7%, 0,0%, 63,5%

OKLCH

0,3549 0,0636 273,2

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#31395D

#5D5531

Analogous

#314F5D

#3F315D

#31395D

Triadic

#31395D

#5D3139

#395D31

Split Complementary

#31395D

#5D3F31

#4F5D31

Tetradic

#31395D

#5D314F

#5D5531

#315D3F

Color Blindness Simulation

Original

#31395D

Protanopia

#343554

Deuteranopia

#343352

Tritanopia

#314D4C

Achromatopsia

#3A3A3A

CSS Usage

background-color: #31395D;
color: #31395D;
border-color: #31395D;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F6F9
100
#E8EAF2
200
#D0D4E6
300
#AFB6D5
400
#838EBE
500
#5866A7
600
#465286
700
#38416B
800
#2C3354
900
#23283E
950
#161927

Contrast Checker

Text on white

11,21:1

AA Pass AAA Pass

Text on black

1,87:1

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