#0D3A7F

#0D3A7F

Color Values

HEX

#0D3A7F

RGB

13, 58, 127

HSL

216.3, 81.4%, 27.5%

HSV

216.3, 89.8%, 49.8%

CMYK

89.8%, 54.3%, 0.0%, 50.2%

OKLCH

0.3639 0.1264 259.5

Properties

Cool Dark Nearest: NCS S 3060-B Dark Blue

Color Harmonies

Complementary

#0D3A7F

#7F520D

Analogous

#0D737F

#190D7F

#0D3A7F

Triadic

#0D3A7F

#7F0D3A

#3A7F0D

Split Complementary

#0D3A7F

#7F190D

#737F0D

Tetradic

#0D3A7F

#7F0D73

#7F520D

#0D7F19

Color Blindness Simulation

Original

#0D3A7F

Protanopia

#20216E

Deuteranopia

#1E1A6A

Tritanopia

#0F615E

Achromatopsia

#353535

CSS Usage

background-color: #0D3A7F;
color: #0D3A7F;
border-color: #0D3A7F;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F2F6FD
100
#E1EBFA
200
#BED5F8
300
#90B7F4
400
#5491ED
500
#186AE7
600
#1355B9
700
#0F4494
800
#0C3574
900
#0D2954
950
#081A35

Contrast Checker

Text on white

10.89:1

AA Pass AAA Pass

Text on black

1.93:1

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