#153237

#153237

Color Values

HEX

#153237

RGB

21, 50, 55

HSL

188,8, 44,7%, 14,9%

HSV

188,8, 61,8%, 21,6%

CMYK

61,8%, 9,1%, 0,0%, 78,4%

OKLCH

0,2971 0,0358 210,1

Properties

Cool Dark Nearest: RAL 5001 Green Blue

Color Harmonies

Complementary

#153237

#371A15

Analogous

#15372B

#152137

#153237

Triadic

#153237

#371532

#323715

Split Complementary

#153237

#371521

#372B15

Tetradic

#153237

#2B1537

#371A15

#213715

Color Blindness Simulation

Original

#153237

Protanopia

#222236

Deuteranopia

#201E36

Tritanopia

#163535

Achromatopsia

#2C2C2C

CSS Usage

background-color: #153237;
color: #153237;
border-color: #153237;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F4F9FA
100
#E6F2F4
200
#CBE7EB
300
#A6D5DD
400
#76BECB
500
#47A8B8
600
#388694
700
#2D6B76
800
#23545C
900
#1D3E44
950
#12272B

Contrast Checker

Text on white

13,61:1

AA Pass AAA Pass

Text on black

1,54:1

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