#212570

#212570

Color Values

HEX

#212570

RGB

33, 37, 112

HSL

237.0, 54.5%, 28.4%

HSV

237.0, 70.5%, 43.9%

CMYK

70.5%, 67.0%, 0.0%, 56.1%

OKLCH

0.3143 0.127 274.1

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#212570

#706C21

Analogous

#214C70

#442170

#212570

Triadic

#212570

#702125

#257021

Split Complementary

#212570

#704421

#4C7021

Tetradic

#212570

#70214C

#706C21

#217044

Color Blindness Simulation

Original

#212570

Protanopia

#23235E

Deuteranopia

#222259

Tritanopia

#21504C

Achromatopsia

#2A2A2A

CSS Usage

background-color: #212570;
color: #212570;
border-color: #212570;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E5E6F5
200
#C8CAEF
300
#A0A4E3
400
#6D72D4
500
#3A41C5
600
#2E349E
700
#252A7E
800
#1D2062
900
#191B48
950
#10112E

Contrast Checker

Text on white

13.43:1

AA Pass AAA Pass

Text on black

1.56:1

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