#645FEE

#645FEE

Color Values

HEX

#645FEE

RGB

100, 95, 238

HSL

242.1, 80.8%, 65.3%

HSV

242.1, 60.1%, 93.3%

CMYK

58.0%, 60.1%, 0.0%, 6.7%

OKLCH

0.5719 0.2086 279.1

Properties

Cool Dark Nearest: slateblue 2

Color Harmonies

Complementary

#645FEE

#E9EE5F

Analogous

#5FA2EE

#AC5FEE

#645FEE

Triadic

#645FEE

#EE645F

#5FEE64

Split Complementary

#645FEE

#EEAC5F

#A2EE5F

Tetradic

#645FEE

#EE5FA2

#E9EE5F

#5FEEAC

Color Blindness Simulation

Original

#645FEE

Protanopia

#6262CB

Deuteranopia

#6262C3

Tritanopia

#64B0AA

Achromatopsia

#6A6A6A

CSS Usage

background-color: #645FEE;
color: #645FEE;
border-color: #645FEE;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F2F2FD
100
#E2E1F9
200
#C0BEF8
300
#9490F3
400
#5A54ED
500
#2018E7
600
#1914B8
700
#141094
800
#100C73
900
#100D54
950
#0A0835

Contrast Checker

Text on white

4.76:1

AA Pass AAA Fail

Text on black

4.41:1

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