#3575BB

#3575BB

Color Values

HEX

#3575BB

RGB

53, 117, 187

HSL

211.3, 55.8%, 47.1%

HSV

211.3, 71.7%, 73.3%

CMYK

71.7%, 37.4%, 0.0%, 26.7%

OKLCH

0.555 0.1274 252.8

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3575BB

#BB7B35

Analogous

#35B8BB

#3835BB

#3575BB

Triadic

#3575BB

#BB3575

#75BB35

Split Complementary

#3575BB

#BB3835

#B8BB35

Tetradic

#3575BB

#BB35B8

#BB7B35

#35BB38

Color Blindness Simulation

Original

#3575BB

Protanopia

#5151AA

Deuteranopia

#4D48A6

Tritanopia

#389D9A

Achromatopsia

#6C6C6C

CSS Usage

background-color: #3575BB;
color: #3575BB;
border-color: #3575BB;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E5EDF6
200
#C7DAEF
300
#A0C0E4
400
#6C9ED5
500
#387CC7
600
#2D649F
700
#24507F
800
#1C3E63
900
#182F49
950
#0F1E2E

Contrast Checker

Text on white

4.76:1

AA Pass AAA Fail

Text on black

4.41:1

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