#21619C

#21619C

Color Values

HEX

#21619C

RGB

33, 97, 156

HSL

208.8, 65.1%, 37.1%

HSV

208.8, 78.8%, 61.2%

CMYK

78.8%, 37.8%, 0.0%, 38.8%

OKLCH

0.4826 0.1146 250.1

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#21619C

#9C5C21

Analogous

#219C9A

#21239C

#21619C

Triadic

#21619C

#9C2161

#619C21

Split Complementary

#21619C

#9C2123

#9C9A21

Tetradic

#21619C

#9A219C

#9C5C21

#239C21

Color Blindness Simulation

Original

#21619C

Protanopia

#3D3D8E

Deuteranopia

#39348A

Tritanopia

#248280

Achromatopsia

#585858

CSS Usage

background-color: #21619C;
color: #21619C;
border-color: #21619C;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F3F8FC
100
#E3EEF7
200
#C4DCF3
300
#9AC3EA
400
#63A3DE
500
#2C83D3
600
#2469A8
700
#1C5487
800
#164169
900
#14324D
950
#0D1F31

Contrast Checker

Text on white

6.45:1

AA Pass AAA Fail

Text on black

3.25:1

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