#312DA3

#312DA3

Color Values

HEX

#312DA3

RGB

49, 45, 163

HSL

242.0, 56.7%, 40.8%

HSV

242.0, 72.4%, 63.9%

CMYK

69.9%, 72.4%, 0.0%, 36.1%

OKLCH

0.3896 0.182 275.3

Properties

Cool Dark Nearest: purple 4

Color Harmonies

Complementary

#312DA3

#9FA32D

Analogous

#2D64A3

#6C2DA3

#312DA3

Triadic

#312DA3

#A3312D

#2DA331

Split Complementary

#312DA3

#A36C2D

#64A32D

Tetradic

#312DA3

#A32D64

#9FA32D

#2DA36C

Color Blindness Simulation

Original

#312DA3

Protanopia

#2F2F86

Deuteranopia

#303080

Tritanopia

#31706B

Achromatopsia

#363636

CSS Usage

background-color: #312DA3;
color: #312DA3;
border-color: #312DA3;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E5E5F6
200
#C8C7F0
300
#A19FE5
400
#6F6BD6
500
#3C37C8
600
#302CA0
700
#262380
800
#1E1C64
900
#191849
950
#100F2E

Contrast Checker

Text on white

10.32:1

AA Pass AAA Pass

Text on black

2.03:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026