#131F2C

#131F2C

Color Values

HEX

#131F2C

RGB

19, 31, 44

HSL

211.2, 39.7%, 12.4%

HSV

211.2, 56.8%, 17.3%

CMYK

56.8%, 29.5%, 0.0%, 82.7%

OKLCH

0.2347 0.0304 251.1

Properties

Cool Dark Nearest: RAL 5008 Grey Blue

Color Harmonies

Complementary

#131F2C

#2C2013

Analogous

#132C2C

#14132C

#131F2C

Triadic

#131F2C

#2C131F

#1F2C13

Split Complementary

#131F2C

#2C1413

#2C2C13

Tetradic

#131F2C

#2C132C

#2C2013

#132C14

Color Blindness Simulation

Original

#131F2C

Protanopia

#181829

Deuteranopia

#181728

Tritanopia

#142626

Achromatopsia

#1D1D1D

CSS Usage

background-color: #131F2C;
color: #131F2C;
border-color: #131F2C;
Nearest Tailwind: Gray 900 #111827

Tailwind Shades

50
#F5F7FA
100
#E7EDF3
200
#CDDBE9
300
#AAC1DA
400
#7B9FC6
500
#4D7DB2
600
#3E648E
700
#315072
800
#263F59
900
#1F3042
950
#141E2A

Contrast Checker

Text on white

16.67:1

AA Pass AAA Pass

Text on black

1.26:1

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