#313E54

#313E54

Color Values

HEX

#313E54

RGB

49, 62, 84

HSL

217.7, 26.3%, 26.1%

HSV

217.7, 41.7%, 32.9%

CMYK

41.7%, 26.2%, 0.0%, 67.1%

OKLCH

0.3621 0.042 260.7

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#313E54

#544731

Analogous

#315054

#363154

#313E54

Triadic

#313E54

#54313E

#3E5431

Split Complementary

#313E54

#543631

#505431

Tetradic

#313E54

#543150

#544731

#315436

Color Blindness Simulation

Original

#313E54

Protanopia

#37374F

Deuteranopia

#36354D

Tritanopia

#324A4A

Achromatopsia

#3D3D3D

CSS Usage

background-color: #313E54;
color: #313E54;
border-color: #313E54;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F6F7F9
100
#E9ECF1
200
#D2D9E5
300
#B2BED2
400
#889AB9
500
#5E77A1
600
#4B5F81
700
#3C4C67
800
#2F3B51
900
#252E3C
950
#171D26

Contrast Checker

Text on white

10.78:1

AA Pass AAA Pass

Text on black

1.95:1

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