#211758

#211758

Color Values

HEX

#211758

RGB

33, 23, 88

HSL

249.2, 58.6%, 21.8%

HSV

249.2, 73.9%, 34.5%

CMYK

62.5%, 73.9%, 0.0%, 65.5%

OKLCH

0.265 0.111 282.8

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#211758

#4E5817

Analogous

#172E58

#421758

#211758

Triadic

#211758

#582117

#175821

Split Complementary

#211758

#584217

#2E5817

Tetradic

#211758

#58172E

#4E5817

#175842

Color Blindness Simulation

Original

#211758

Protanopia

#1D1D48

Deuteranopia

#1D1E44

Tritanopia

#203C39

Achromatopsia

#1E1E1E

CSS Usage

background-color: #211758;
color: #211758;
border-color: #211758;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F5F4FB
100
#E7E4F6
200
#CDC6F0
300
#A99EE6
400
#7A69D8
500
#4C35CA
600
#3D2AA2
700
#302281
800
#261A65
900
#1F174A
950
#130E2F

Contrast Checker

Text on white

15.81:1

AA Pass AAA Pass

Text on black

1.33:1

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