#10518B

#10518B

Color Values

HEX

#10518B

RGB

16, 81, 139

HSL

208.3, 79.4%, 30.4%

HSV

208.3, 88.5%, 54.5%

CMYK

88.5%, 41.7%, 0.0%, 45.5%

OKLCH

0.4286 0.1141 250.9

Properties

Cool Dark Nearest: dodgerblue 4

Color Harmonies

Complementary

#10518B

#8B4A10

Analogous

#108B88

#10138B

#10518B

Triadic

#10518B

#8B1051

#518B10

Split Complementary

#10518B

#8B1013

#8B8810

Tetradic

#10518B

#88108B

#8B4A10

#138B10

Color Blindness Simulation

Original

#10518B

Protanopia

#2C2D7D

Deuteranopia

#28247A

Tritanopia

#13726F

Achromatopsia

#474747

CSS Usage

background-color: #10518B;
color: #10518B;
border-color: #10518B;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F2F8FD
100
#E1EEF9
200
#BFDDF8
300
#91C5F2
400
#56A5EC
500
#1A85E5
600
#156BB7
700
#115592
800
#0D4372
900
#0E3253
950
#092034

Contrast Checker

Text on white

8.17:1

AA Pass AAA Pass

Text on black

2.57:1

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