#253440

#253440

Color Values

HEX

#253440

RGB

37, 52, 64

HSL

206.7, 26.7%, 19.8%

HSV

206.7, 42.2%, 25.1%

CMYK

42.2%, 18.8%, 0.0%, 74.9%

OKLCH

0.317 0.0293 243.0

Properties

Cool Dark Nearest: RAL 7026 Granite Grey

Color Harmonies

Complementary

#253440

#403125

Analogous

#25403E

#252640

#253440

Triadic

#253440

#402534

#344025

Split Complementary

#253440

#402526

#403E25

Tetradic

#253440

#3E2540

#403125

#264025

Color Blindness Simulation

Original

#253440

Protanopia

#2B2C3D

Deuteranopia

#2B2A3C

Tritanopia

#263B3A

Achromatopsia

#323232

CSS Usage

background-color: #253440;
color: #253440;
border-color: #253440;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F6F8F9
100
#E9EEF1
200
#D2DCE5
300
#B1C4D2
400
#87A3BA
500
#5D83A2
600
#4B6981
700
#3C5467
800
#2F4251
900
#25323C
950
#171F26

Contrast Checker

Text on white

12.77:1

AA Pass AAA Pass

Text on black

1.64:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026