#2F4557

#2F4557

Color Values

HEX

#2F4557

RGB

47, 69, 87

HSL

207.0, 29.9%, 26.3%

HSV

207.0, 46.0%, 34.1%

CMYK

46.0%, 20.7%, 0.0%, 65.9%

OKLCH

0.38 0.0414 243.9

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#2F4557

#57412F

Analogous

#2F5755

#2F3157

#2F4557

Triadic

#2F4557

#572F45

#45572F

Split Complementary

#2F4557

#572F31

#57552F

Tetradic

#2F4557

#552F57

#57412F

#31572F

Color Blindness Simulation

Original

#2F4557

Protanopia

#393953

Deuteranopia

#373652

Tritanopia

#304F4E

Achromatopsia

#424242

CSS Usage

background-color: #2F4557;
color: #2F4557;
border-color: #2F4557;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F8F9
100
#E9EEF2
200
#D1DCE6
300
#B0C4D4
400
#84A3BD
500
#5983A6
600
#486984
700
#39546A
800
#2D4253
900
#23323D
950
#161F27

Contrast Checker

Text on white

9.95:1

AA Pass AAA Pass

Text on black

2.11:1

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