#1F9DAF

#1F9DAF

Color Values

HEX

#1F9DAF

RGB

31, 157, 175

HSL

187.5, 69.9%, 40.4%

HSV

187.5, 82.3%, 68.6%

CMYK

82.3%, 10.3%, 0.0%, 31.4%

OKLCH

0.6401 0.1044 209.9

Properties

Cool Light Nearest: NCS S 1050-B20G Cyan

Color Harmonies

Complementary

#1F9DAF

#AF311F

Analogous

#1FAF79

#1F55AF

#1F9DAF

Triadic

#1F9DAF

#AF1F9D

#9DAF1F

Split Complementary

#1F9DAF

#AF1F55

#AF791F

Tetradic

#1F9DAF

#791FAF

#AF311F

#55AF1F

Color Blindness Simulation

Original

#1F9DAF

Protanopia

#5657AB

Deuteranopia

#4E45AA

Tritanopia

#25A7A6

Achromatopsia

#848484

CSS Usage

background-color: #1F9DAF;
color: #1F9DAF;
border-color: #1F9DAF;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F3FBFC
100
#E3F5F8
200
#C2EEF4
300
#97E2ED
400
#5FD2E3
500
#26C2D9
600
#1F9BAD
700
#197C8B
800
#13616C
900
#12474F
950
#0B2D32

Contrast Checker

Text on white

3.23:1

AA Fail AAA Fail

Text on black

6.5:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

ก.พ. 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

ก.พ. 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

ก.พ. 19, 2026