#2D5571

#2D5571

Color Values

HEX

#2D5571

RGB

45, 85, 113

HSL

204.7, 43.0%, 31.0%

HSV

204.7, 60.2%, 44.3%

CMYK

60.2%, 24.8%, 0.0%, 55.7%

OKLCH

0.433 0.0649 241.0

Properties

Cool Dark Nearest: steelblue 4

Color Harmonies

Complementary

#2D5571

#71492D

Analogous

#2D716B

#2D3371

#2D5571

Triadic

#2D5571

#712D55

#55712D

Split Complementary

#2D5571

#712D33

#716B2D

Tetradic

#2D5571

#6B2D71

#71492D

#33712D

Color Blindness Simulation

Original

#2D5571

Protanopia

#3E3F6A

Deuteranopia

#3C3969

Tritanopia

#2F6564

Achromatopsia

#4F4F4F

CSS Usage

background-color: #2D5571;
color: #2D5571;
border-color: #2D5571;
Nearest Tailwind: Cyan 900 #164E63

Tailwind Shades

50
#F5F8FA
100
#E7EEF4
200
#CCDEEB
300
#A7C6DC
400
#78A8C9
500
#4989B6
600
#3A6E92
700
#2F5875
800
#24455B
900
#1E3443
950
#13212A

Contrast Checker

Text on white

7.93:1

AA Pass AAA Pass

Text on black

2.65:1

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