#215C64

#215C64

Color Values

HEX

#215C64

RGB

33, 92, 100

HSL

187.2, 50.4%, 26.1%

HSV

187.2, 67.0%, 39.2%

CMYK

67.0%, 8.0%, 0.0%, 60.8%

OKLCH

0.4402 0.0612 207.6

Properties

Cool Dark Nearest: RAL 5009 Azure Blue

Color Harmonies

Complementary

#215C64

#642921

Analogous

#21644B

#213B64

#215C64

Triadic

#215C64

#64215C

#5C6421

Split Complementary

#215C64

#64213B

#644B21

Tetradic

#215C64

#4B2164

#642921

#3B6421

Color Blindness Simulation

Original

#215C64

Protanopia

#3B3B62

Deuteranopia

#373362

Tritanopia

#246160

Achromatopsia

#505050

CSS Usage

background-color: #215C64;
color: #215C64;
border-color: #215C64;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F4FAFB
100
#E6F3F5
200
#C9E9ED
300
#A3D9E1
400
#71C5D0
500
#3FB0C0
600
#338D99
700
#28717B
800
#205860
900
#1A4146
950
#11292C

Contrast Checker

Text on white

7.56:1

AA Pass AAA Pass

Text on black

2.78:1

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