#312651

#312651

Color Values

HEX

#312651

RGB

49, 38, 81

HSL

255.3, 36.1%, 23.3%

HSV

255.3, 53.1%, 31.8%

CMYK

39.5%, 53.1%, 0.0%, 68.2%

OKLCH

0.3043 0.0757 293.2

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#312651

#465126

Analogous

#263051

#462651

#312651

Triadic

#312651

#513126

#265131

Split Complementary

#312651

#514626

#305126

Tetradic

#312651

#512630

#465126

#265146

Color Blindness Simulation

Original

#312651

Protanopia

#2C2C47

Deuteranopia

#2D2E44

Tritanopia

#303E3D

Achromatopsia

#2B2B2B

CSS Usage

background-color: #312651;
color: #312651;
border-color: #312651;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F6F5FA
100
#EAE8F3
200
#D5CEE8
300
#B7ACD8
400
#907FC3
500
#6951AE
600
#54418B
700
#43346F
800
#342957
900
#292140
950
#1A1529

Contrast Checker

Text on white

13.76:1

AA Pass AAA Pass

Text on black

1.53:1

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