#2870CF

#2870CF

Color Values

HEX

#2870CF

RGB

40, 112, 207

HSL

214.1, 67.6%, 48.4%

HSV

214.1, 80.7%, 81.2%

CMYK

80.7%, 45.9%, 0.0%, 18.8%

OKLCH

0.5525 0.1631 257.0

Properties

Cool Dark Nearest: Navy Blue

Color Harmonies

Complementary

#2870CF

#CF8728

Analogous

#28C3CF

#3328CF

#2870CF

Triadic

#2870CF

#CF2870

#70CF28

Split Complementary

#2870CF

#CF3328

#C3CF28

Tetradic

#2870CF

#CF28C3

#CF8728

#28CF33

Color Blindness Simulation

Original

#2870CF

Protanopia

#4748B8

Deuteranopia

#433EB2

Tritanopia

#2CA6A2

Achromatopsia

#686868

CSS Usage

background-color: #2870CF;
color: #2870CF;
border-color: #2870CF;
Nearest Tailwind: Blue 500 #3B82F6

Tailwind Shades

50
#F3F7FC
100
#E3ECF7
200
#C3D8F3
300
#98BCEB
400
#6198E0
500
#2974D6
600
#215DAB
700
#1A4A89
800
#153A6B
900
#132C4E
950
#0C1C31

Contrast Checker

Text on white

4.87:1

AA Pass AAA Fail

Text on black

4.31:1

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