#1F423F

#1F423F

Color Values

HEX

#1F423F

RGB

31, 66, 63

HSL

174.9, 36.1%, 19.0%

HSV

174.9, 53.0%, 25.9%

CMYK

53.0%, 0.0%, 4.5%, 74.1%

OKLCH

0.3519 0.0411 188.2

Properties

Cool Dark Nearest: RAL 6036 Pearl Opal Green

Color Harmonies

Complementary

#1F423F

#421F22

Analogous

#1F422D

#1F3342

#1F423F

Triadic

#1F423F

#3F1F42

#423F1F

Split Complementary

#1F423F

#421F33

#422D1F

Tetradic

#1F423F

#2D1F42

#421F22

#33421F

Color Blindness Simulation

Original

#1F423F

Protanopia

#2E2E40

Deuteranopia

#2C2A40

Tritanopia

#214040

Achromatopsia

#3A3A3A

CSS Usage

background-color: #1F423F;
color: #1F423F;
border-color: #1F423F;
Nearest Tailwind: Teal 900 #134E4A

Tailwind Shades

50
#F5FAF9
100
#E8F3F2
200
#CEE8E6
300
#ACD8D4
400
#7FC3BD
500
#51AEA6
600
#418B85
700
#346F6A
800
#295753
900
#21403E
950
#152927

Contrast Checker

Text on white

11.0:1

AA Pass AAA Pass

Text on black

1.91:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026