#1F545C

#1F545C

Color Values

HEX

#1F545C

RGB

31, 84, 92

HSL

187,9, 49,6%, 24,1%

HSV

187,9, 66,3%, 36,1%

CMYK

66,3%, 8,7%, 0,0%, 63,9%

OKLCH

0,4142 0,0567 208,9

Properties

Cool Dark Nearest: darkslategrey

Color Harmonies

Complementary

#1F545C

#5C271F

Analogous

#1F5C45

#1F355C

#1F545C

Triadic

#1F545C

#5C1F54

#545C1F

Split Complementary

#1F545C

#5C1F35

#5C451F

Tetradic

#1F545C

#451F5C

#5C271F

#355C1F

Color Blindness Simulation

Original

#1F545C

Protanopia

#36365A

Deuteranopia

#332F5A

Tritanopia

#225958

Achromatopsia

#494949

CSS Usage

background-color: #1F545C;
color: #1F545C;
border-color: #1F545C;
Nearest Tailwind: Teal 900 #134E4A

Tailwind Shades

50
#F4FAFB
100
#E6F3F5
200
#CAE8ED
300
#A3D8E0
400
#72C3CF
500
#40AEBF
600
#338B99
700
#296F7A
800
#20575F
900
#1B4046
950
#11292C

Contrast Checker

Text on white

8,46:1

AA Pass AAA Pass

Text on black

2,48:1

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