#284E85

#284E85

Color Values

HEX

#284E85

RGB

40, 78, 133

HSL

215.5, 53.8%, 33.9%

HSV

215.5, 69.9%, 52.2%

CMYK

69.9%, 41.4%, 0.0%, 47.8%

OKLCH

0.425 0.1016 257.8

Properties

Cool Dark Nearest: dodgerblue 4

Color Harmonies

Complementary

#284E85

#855F28

Analogous

#287C85

#302885

#284E85

Triadic

#284E85

#85284E

#4E8528

Split Complementary

#284E85

#853028

#7C8528

Tetradic

#284E85

#85287C

#855F28

#288530

Color Blindness Simulation

Original

#284E85

Protanopia

#383978

Deuteranopia

#363374

Tritanopia

#2A6D6B

Achromatopsia

#4A4A4A

CSS Usage

background-color: #284E85;
color: #284E85;
border-color: #284E85;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F4F7FB
100
#E5ECF5
200
#C8D8EF
300
#A1BCE3
400
#6E97D3
500
#3B73C4
600
#2F5C9D
700
#264A7E
800
#1D3962
900
#192C48
950
#101C2D

Contrast Checker

Text on white

8.34:1

AA Pass AAA Pass

Text on black

2.52:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026