#400C63

#400C63

Color Values

HEX

#400C63

RGB

64, 12, 99

HSL

275.9, 78.4%, 21.8%

HSV

275.9, 87.9%, 38.8%

CMYK

35.4%, 87.9%, 0.0%, 61.2%

OKLCH

0.3007 0.1392 306.3

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#400C63

#2F630C

Analogous

#150C63

#630C5B

#400C63

Triadic

#400C63

#63400C

#0C6340

Split Complementary

#400C63

#5B630C

#0C6315

Tetradic

#400C63

#63150C

#2F630C

#0C5B63

Color Blindness Simulation

Original

#400C63

Protanopia

#29294E

Deuteranopia

#2C3049

Tritanopia

#3D3D3A

Achromatopsia

#1D1D1D

CSS Usage

background-color: #400C63;
color: #400C63;
border-color: #400C63;
Nearest Tailwind: Purple 950 #3B0764

Tailwind Shades

50
#F8F2FC
100
#EFE1F9
200
#E1BFF7
300
#CB92F2
400
#AF57EB
500
#931CE3
600
#7616B6
700
#5E1292
800
#4A0E72
900
#370E53
950
#230934

Contrast Checker

Text on white

14.48:1

AA Pass AAA Pass

Text on black

1.45:1

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