#280557

#280557

Color Values

HEX

#280557

RGB

40, 5, 87

HSL

265.6, 89.1%, 18.0%

HSV

265.6, 94.3%, 34.1%

CMYK

54.0%, 94.3%, 0.0%, 65.9%

OKLCH

0.2487 0.1289 293.6

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#280557

#345705

Analogous

#050B57

#510557

#280557

Triadic

#280557

#572805

#055728

Split Complementary

#280557

#575105

#0B5705

Tetradic

#280557

#57050B

#345705

#055751

Color Blindness Simulation

Original

#280557

Protanopia

#191943

Deuteranopia

#1B1E3E

Tritanopia

#263330

Achromatopsia

#121212

CSS Usage

background-color: #280557;
color: #280557;
border-color: #280557;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F7F2FD
100
#EBE0FB
200
#D7BBFB
300
#BA8BF8
400
#944DF5
500
#6F0EF1
600
#590BC1
700
#47099A
800
#370779
900
#2B0A57
950
#1B0637

Contrast Checker

Text on white

16.81:1

AA Pass AAA Pass

Text on black

1.25:1

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