#153E5F

#153E5F

Color Values

HEX

#153E5F

RGB

21, 62, 95

HSL

206.8, 63.8%, 22.7%

HSV

206.8, 77.9%, 37.3%

CMYK

77.9%, 34.7%, 0.0%, 62.7%

OKLCH

0.3526 0.0733 246.4

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#153E5F

#5F3615

Analogous

#155F5B

#15195F

#153E5F

Triadic

#153E5F

#5F153E

#3E5F15

Split Complementary

#153E5F

#5F1519

#5F5B15

Tetradic

#153E5F

#5B155F

#5F3615

#195F15

Color Blindness Simulation

Original

#153E5F

Protanopia

#272757

Deuteranopia

#242155

Tritanopia

#17514F

Achromatopsia

#383838

CSS Usage

background-color: #153E5F;
color: #153E5F;
border-color: #153E5F;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F3F8FB
100
#E3EEF7
200
#C5DEF2
300
#9BC6E9
400
#64A7DD
500
#2E88D1
600
#256DA7
700
#1E5786
800
#174468
900
#15334C
950
#0D2030

Contrast Checker

Text on white

11.13:1

AA Pass AAA Pass

Text on black

1.89:1

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