#40255E

#40255E

Color Values

HEX

#40255E

RGB

64, 37, 94

HSL

268.4, 43.5%, 25.7%

HSV

268.4, 60.6%, 36.9%

CMYK

31.9%, 60.6%, 0.0%, 63.1%

OKLCH

0.329 0.0992 303.2

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#40255E

#435E25

Analogous

#25275E

#5D255E

#40255E

Triadic

#40255E

#5E4025

#255E40

Split Complementary

#40255E

#5E5D25

#275E25

Tetradic

#40255E

#5E2527

#435E25

#255E5D

Color Blindness Simulation

Original

#40255E

Protanopia

#343450

Deuteranopia

#36384D

Tritanopia

#3F4543

Achromatopsia

#2F2F2F

CSS Usage

background-color: #40255E;
color: #40255E;
border-color: #40255E;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F5FA
100
#EDE7F4
200
#DACCEB
300
#C0A7DC
400
#9E78CA
500
#7D48B7
600
#643A92
700
#502E75
800
#3E245B
900
#2F1D43
950
#1E132B

Contrast Checker

Text on white

12.77:1

AA Pass AAA Pass

Text on black

1.64:1

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