#283D48

#283D48

Color Values

HEX

#283D48

RGB

40, 61, 72

HSL

200.6, 28.6%, 22.0%

HSV

200.6, 44.4%, 28.2%

CMYK

44.4%, 15.3%, 0.0%, 71.8%

OKLCH

0.3472 0.0328 231.8

Properties

Cool Dark Nearest: RAL 5001 Green Blue

Color Harmonies

Complementary

#283D48

#483328

Analogous

#284843

#282D48

#283D48

Triadic

#283D48

#48283D

#3D4828

Split Complementary

#283D48

#48282D

#484328

Tetradic

#283D48

#432848

#483328

#2D4828

Color Blindness Simulation

Original

#283D48

Protanopia

#313145

Deuteranopia

#302E45

Tritanopia

#294343

Achromatopsia

#393939

CSS Usage

background-color: #283D48;
color: #283D48;
border-color: #283D48;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F5F8F9
100
#E9EFF1
200
#D1DEE6
300
#B0C7D3
400
#86A9BC
500
#5B8BA4
600
#496F83
700
#3A5969
800
#2E4552
900
#24343D
950
#172126

Contrast Checker

Text on white

11.34:1

AA Pass AAA Pass

Text on black

1.85:1

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