#310D55

#310D55

Color Values

HEX

#310D55

RGB

49, 13, 85

HSL

270.0, 73.5%, 19.2%

HSV

270.0, 84.7%, 33.3%

CMYK

42.4%, 84.7%, 0.0%, 66.7%

OKLCH

0.2668 0.1197 301.0

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#310D55

#31550D

Analogous

#0D0D55

#550D55

#310D55

Triadic

#310D55

#55310D

#0D5531

Split Complementary

#310D55

#55550D

#0D550D

Tetradic

#310D55

#550D0D

#31550D

#0D5555

Color Blindness Simulation

Original

#310D55

Protanopia

#212144

Deuteranopia

#24263F

Tritanopia

#2F3633

Achromatopsia

#1A1A1A

CSS Usage

background-color: #310D55;
color: #310D55;
border-color: #310D55;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F7F3FC
100
#EDE2F8
200
#DBC1F6
300
#C295EF
400
#A15BE6
500
#8022DD
600
#661BB1
700
#52168E
800
#40116F
900
#301050
950
#1F0A33

Contrast Checker

Text on white

15.92:1

AA Pass AAA Pass

Text on black

1.32:1

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