#313B60

#313B60

Color Values

HEX

#313B60

RGB

49, 59, 96

HSL

227.2, 32.4%, 28.4%

HSV

227.2, 49.0%, 37.6%

CMYK

49.0%, 38.5%, 0.0%, 62.4%

OKLCH

0.3615 0.0656 271.3

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#313B60

#605631

Analogous

#315260

#3E3160

#313B60

Triadic

#313B60

#60313B

#3B6031

Split Complementary

#313B60

#603E31

#526031

Tetradic

#313B60

#603152

#605631

#31603E

Color Blindness Simulation

Original

#313B60

Protanopia

#353557

Deuteranopia

#353455

Tritanopia

#32504E

Achromatopsia

#3C3C3C

CSS Usage

background-color: #313B60;
color: #313B60;
border-color: #313B60;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F6F9
100
#E8EAF2
200
#D0D5E7
300
#AEB6D6
400
#828FBF
500
#5668A9
600
#455387
700
#37426C
800
#2B3454
900
#22283F
950
#161928

Contrast Checker

Text on white

10.91:1

AA Pass AAA Pass

Text on black

1.93:1

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