#40598B

#40598B

Color Values

HEX

#40598B

RGB

64, 89, 139

HSL

220.0, 36.9%, 39.8%

HSV

220.0, 54.0%, 54.5%

CMYK

54.0%, 36.0%, 0.0%, 45.5%

OKLCH

0.4675 0.0871 263.2

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#40598B

#8B7240

Analogous

#407E8B

#4D408B

#40598B

Triadic

#40598B

#8B4059

#598B40

Split Complementary

#40598B

#8B4D40

#7E8B40

Tetradic

#40598B

#8B407E

#8B7240

#408B4D

Color Blindness Simulation

Original

#40598B

Protanopia

#4B4B7F

Deuteranopia

#49487C

Tritanopia

#417573

Achromatopsia

#575757

CSS Usage

background-color: #40598B;
color: #40598B;
border-color: #40598B;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F5F7FA
100
#E8EBF3
200
#CED7E8
300
#ABBAD8
400
#7E95C3
500
#5070AF
600
#40598C
700
#334870
800
#283857
900
#202B41
950
#141B29

Contrast Checker

Text on white

6.95:1

AA Pass AAA Fail

Text on black

3.02:1

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