#5B55D4

#5B55D4

Color Values

HEX

#5B55D4

RGB

91, 85, 212

HSL

242.8, 59.6%, 58.2%

HSV

242.8, 59.9%, 83.1%

CMYK

57.1%, 59.9%, 0.0%, 16.9%

OKLCH

0.5284 0.1891 279.8

Properties

Cool Dark Nearest: slateblue 3

Color Harmonies

Complementary

#5B55D4

#CED455

Analogous

#558ED4

#9A55D4

#5B55D4

Triadic

#5B55D4

#D45B55

#55D45B

Split Complementary

#5B55D4

#D49A55

#8ED455

Tetradic

#5B55D4

#D4558E

#CED455

#55D49A

Color Blindness Simulation

Original

#5B55D4

Protanopia

#5858B5

Deuteranopia

#5959AE

Tritanopia

#5B9D98

Achromatopsia

#5F5F5F

CSS Usage

background-color: #5B55D4;
color: #5B55D4;
border-color: #5B55D4;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F4F3FB
100
#E5E4F6
200
#C8C6F1
300
#A19DE6
400
#6E68D9
500
#3B34CB
600
#2F29A3
700
#262182
800
#1D1A66
900
#19164A
950
#100E2F

Contrast Checker

Text on white

5.68:1

AA Pass AAA Fail

Text on black

3.69:1

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