#2A578F

#2A578F

Color Values

HEX

#2A578F

RGB

42, 87, 143

HSL

213.3, 54.6%, 36.3%

HSV

213.3, 70.6%, 56.1%

CMYK

70.6%, 39.2%, 0.0%, 43.9%

OKLCH

0.4538 0.1046 255.1

Properties

Cool Dark Nearest: dodgerblue 4

Color Harmonies

Complementary

#2A578F

#8F622A

Analogous

#2A8A8F

#302A8F

#2A578F

Triadic

#2A578F

#8F2A57

#578F2A

Split Complementary

#2A578F

#8F302A

#8A8F2A

Tetradic

#2A578F

#8F2A8A

#8F622A

#2A8F30

Color Blindness Simulation

Original

#2A578F

Protanopia

#3D3E81

Deuteranopia

#3B387E

Tritanopia

#2C7774

Achromatopsia

#515151

CSS Usage

background-color: #2A578F;
color: #2A578F;
border-color: #2A578F;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FB
100
#E5ECF5
200
#C8D9EF
300
#A0BEE3
400
#6D9BD4
500
#3A78C5
600
#2E609E
700
#254D7E
800
#1D3C63
900
#192E48
950
#101D2E

Contrast Checker

Text on white

7.35:1

AA Pass AAA Pass

Text on black

2.86:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026