#312B86

#312B86

Color Values

HEX

#312B86

RGB

49, 43, 134

HSL

244.0, 51.4%, 34.7%

HSV

244.0, 67.9%, 52.5%

CMYK

63.4%, 67.9%, 0.0%, 47.5%

OKLCH

0.358 0.1463 279.0

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#312B86

#80862B

Analogous

#2B5286

#5F2B86

#312B86

Triadic

#312B86

#86312B

#2B8631

Split Complementary

#312B86

#865F2B

#52862B

Tetradic

#312B86

#862B52

#80862B

#2B865F

Color Blindness Simulation

Original

#312B86

Protanopia

#2E2E70

Deuteranopia

#2F2F6B

Tritanopia

#315F5B

Achromatopsia

#333333

CSS Usage

background-color: #312B86;
color: #312B86;
border-color: #312B86;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E6E5F5
200
#CBC9EE
300
#A7A2E1
400
#7770D1
500
#473EC1
600
#39329A
700
#2D287C
800
#231F61
900
#1D1A47
950
#12102D

Contrast Checker

Text on white

11.54:1

AA Pass AAA Pass

Text on black

1.82:1

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