#312AB2

#312AB2

Color Values

HEX

#312AB2

RGB

49, 42, 178

HSL

243,1, 61,8%, 43,1%

HSV

243,1, 76,4%, 69,8%

CMYK

72,5%, 76,4%, 0,0%, 30,2%

OKLCH

0,401 0,2035 274,4

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#312AB2

#ABB22A

Analogous

#2A67B2

#752AB2

#312AB2

Triadic

#312AB2

#B2312A

#2AB231

Split Complementary

#312AB2

#B2752A

#67B22A

Tetradic

#312AB2

#B22A67

#ABB22A

#2AB275

Color Blindness Simulation

Original

#312AB2

Protanopia

#2E2E91

Deuteranopia

#2E2F89

Tritanopia

#317771

Achromatopsia

#353535

CSS Usage

background-color: #312AB2;
color: #312AB2;
border-color: #312AB2;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F4F3FB
100
#E5E4F7
200
#C8C5F1
300
#A09CE8
400
#6C66DB
500
#3931CE
600
#2D27A5
700
#241F84
800
#1C1867
900
#18164B
950
#0F0E30

Contrast Checker

Text on white

9,98:1

AA Pass AAA Pass

Text on black

2,1:1

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