#00245B

#00245B

Color Values

HEX

#00245B

RGB

0, 36, 91

HSL

216.3, 100.0%, 17.8%

HSV

216.3, 100.0%, 35.7%

CMYK

100.0%, 60.4%, 0.0%, 64.3%

OKLCH

0.2765 0.1069 258.9

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#00245B

#5B3700

Analogous

#00515B

#0A005B

#00245B

Triadic

#00245B

#5B0024

#245B00

Split Complementary

#00245B

#5B0A00

#515B00

Tetradic

#00245B

#5B0051

#5B3700

#005B0A

Color Blindness Simulation

Original

#00245B

Protanopia

#10104E

Deuteranopia

#0E0B4A

Tritanopia

#024341

Achromatopsia

#202020

CSS Usage

background-color: #00245B;
color: #00245B;
border-color: #00245B;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F1F6FE
100
#DEEAFC
200
#B8D4FF
300
#85B5FF
400
#428DFF
500
#0065FF
600
#0051CC
700
#0040A3
800
#003280
900
#05275C
950
#03193A

Contrast Checker

Text on white

14.96:1

AA Pass AAA Pass

Text on black

1.4:1

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