#10284B

#10284B

Color Values

HEX

#10284B

RGB

16, 40, 75

HSL

215.6, 64.8%, 17.8%

HSV

215.6, 78.7%, 29.4%

CMYK

78.7%, 46.7%, 0.0%, 70.6%

OKLCH

0.2788 0.0714 258.0

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#10284B

#4B3310

Analogous

#10454B

#15104B

#10284B

Triadic

#10284B

#4B1028

#284B10

Split Complementary

#10284B

#4B1510

#454B10

Tetradic

#10284B

#4B1045

#4B3310

#104B15

Color Blindness Simulation

Original

#10284B

Protanopia

#1A1B43

Deuteranopia

#191740

Tritanopia

#113C3A

Achromatopsia

#252525

CSS Usage

background-color: #10284B;
color: #10284B;
border-color: #10284B;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F3F7FC
100
#E3EBF7
200
#C4D7F2
300
#9ABAE9
400
#6495DE
500
#2D70D2
600
#245AA8
700
#1D4886
800
#163869
900
#142B4D
950
#0D1B30

Contrast Checker

Text on white

14.71:1

AA Pass AAA Pass

Text on black

1.43:1

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