#555987

#555987

Color Values

HEX

#555987

RGB

85, 89, 135

HSL

235.2, 22.7%, 43.1%

HSV

235.2, 37.0%, 52.9%

CMYK

37.0%, 34.1%, 0.0%, 47.1%

OKLCH

0.4805 0.074 279.4

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#555987

#878355

Analogous

#557287

#6A5587

#555987

Triadic

#555987

#875559

#598755

Split Complementary

#555987

#876A55

#728755

Tetradic

#555987

#875572

#878355

#55876A

Color Blindness Simulation

Original

#555987

Protanopia

#57577C

Deuteranopia

#565679

Tritanopia

#557371

Achromatopsia

#5B5B5B

CSS Usage

background-color: #555987;
color: #555987;
border-color: #555987;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F6F6F9
100
#EAEAF1
200
#D3D4E3
300
#B4B6D0
400
#8B8FB6
500
#63679C
600
#4F537D
700
#3F4264
800
#31344E
900
#27283A
950
#181925

Contrast Checker

Text on white

6.63:1

AA Pass AAA Fail

Text on black

3.17:1

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