#1B4F53

#1B4F53

Color Values

HEX

#1B4F53

RGB

27, 79, 83

HSL

184.3, 50.9%, 21.6%

HSV

184.3, 67.5%, 32.5%

CMYK

67.5%, 4.8%, 0.0%, 67.5%

OKLCH

0.3951 0.0546 202.3

Properties

Cool Dark Nearest: darkslategrey

Color Harmonies

Complementary

#1B4F53

#531F1B

Analogous

#1B533B

#1B3353

#1B4F53

Triadic

#1B4F53

#531B4F

#4F531B

Split Complementary

#1B4F53

#531B33

#533B1B

Tetradic

#1B4F53

#3B1B53

#531F1B

#33531B

Color Blindness Simulation

Original

#1B4F53

Protanopia

#323252

Deuteranopia

#2E2B52

Tritanopia

#1E5151

Achromatopsia

#444444

CSS Usage

background-color: #1B4F53;
color: #1B4F53;
border-color: #1B4F53;
Nearest Tailwind: Teal 900 #134E4A

Tailwind Shades

50
#F4FAFB
100
#E5F4F5
200
#C9EBED
300
#A3DCE1
400
#71CAD1
500
#3FB7C0
600
#32929A
700
#28757B
800
#1F5C60
900
#1A4347
950
#112B2D

Contrast Checker

Text on white

9.17:1

AA Pass AAA Pass

Text on black

2.29:1

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