#312FDC

#312FDC

Color Values

HEX

#312FDC

RGB

49, 47, 220

HSL

240.7, 71.2%, 52.4%

HSV

240.7, 78.6%, 86.3%

CMYK

77.7%, 78.6%, 0.0%, 13.7%

OKLCH

0.453 0.248 271.2

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#312FDC

#DADC2F

Analogous

#2F84DC

#882FDC

#312FDC

Triadic

#312FDC

#DC312F

#2FDC31

Split Complementary

#312FDC

#DC882F

#84DC2F

Tetradic

#312FDC

#DC2F84

#DADC2F

#2FDC88

Color Blindness Simulation

Original

#312FDC

Protanopia

#3030B2

Deuteranopia

#3030A8

Tritanopia

#31918A

Achromatopsia

#3C3C3C

CSS Usage

background-color: #312FDC;
color: #312FDC;
border-color: #312FDC;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F3FC
100
#E3E2F8
200
#C2C2F5
300
#9796ED
400
#5F5DE4
500
#2725DA
600
#1F1DAF
700
#19188C
800
#13126D
900
#12114F
950
#0B0B32

Contrast Checker

Text on white

8.17:1

AA Pass AAA Pass

Text on black

2.57:1

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